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20 products found for Locknuts Suppliers in Saudi Arabia for Machinery, Pumps, Motors, Bearings, Electrical Enclosures, Automotive & Industrial Fastening Applications

Locknut

Galvanized Steel Hex Nylock Nut 2101 3

  • Type : Nylock Nut
  • Material : Galvanized Steel
  • Standard : DIN 985-8
Locknut

Bearing Lock Nut

Locknut

Lock Nut 211

  • Code : 211
Locknut

DIN 985 Lock Nut Coarse Zinc Plated

  • Coating : Zinc Plated
  • Standard : DIN 985
  • Product Code : # 017
Locknut

Lock Nuts Jam And Pal Nut

Locknut

Locknuts Die Cast Zinc LN 201 0.5 in

  • Material : Die Cast Zinc
  • Dimension : 0.125 x 1.140 in
  • Conduit Size : 0.5 in
Locknut

Nylon Lock Nuts M03 To M36

  • Grade : SS 304, SS 316
  • Coating : Electro Galvanized
  • Standard : Metric and Inches
Locknut

GRAINGER 1WU39 Thin Nut 316 7 16 in

  • Code : BD-1WU39
  • Model : 1WU39
  • Width : 7 / 16 in
Khusheim Store
International KSA
 
Locknut

Split Nut

Nawadis Trading
International KSA
 
Locknut

JIANZHI JZ31015 Malleable Cost Iron Back Nut 9 x 29 mm

  • Color : Black
  • Weight : 28.42 g
  • NPS Size : 1/2 in
Azeidk Group
International KSA
 
Locknut

CROUSE HINDS Locknut Rigid Steel 0.5 in

  • Size : 0.5 in
  • Part Number : 11X
Electric House
International KSA
 
Locknut

Precision Lock Nuts, KMT 40, 200mm

  • Width : 224 mm
  • Thread : M 200 x 3
  • Thread Size : 200 mm
SKF
International KSA
Locknut

RS PRO Nylon Insert Lock Nut M6 Steel

  • Type : Nylon Insert
  • Item Id : 0275614
  • Material : Steel
Aetronix Saudi
International KSA
 
Locknut

Nylock Nut

Locknut

Nylon Insert Hex Lock Nut

Locknut

Nylock Nut

  • Attribute Set : Locknut_Nuts
Locknut

GOURD Malleable Iron Pipe Fitting Locknuts 7.9 x 30.0 mm

  • Size : 1/2 in
  • Material : Malleable Iron
  • Dimension : 7.9 x 30.0 mm
Locknut

Orisa 30046 Brass Tap Tie Nut 0.5 in

  • Size : 0.5 in
  • Model : 5223
  • Material : Brass
Locknut

Malleable Iron Backnut 0.125 to 6 in

  • Size : 1/8 to 6 in
  • Type : Backnut
  • Review : generic
Locknut

Nyloc Nut

  • Attribute Set : Locknut_Nuts

Locknut Suppliers in KSA | Top Locknut and Industrial Fastener Suppliers in Saudi Arabia for Secure Fastening Solutions

Looking to buy a locknut in Saudi Arabia? This guide connects you with Locknut Suppliers in KSA offering nylon insert, all-metal, sealing, conduit and precision bearing locknuts in galvanized steel, stainless steel, brass and malleable iron, from thread sizes M03 up to M36 and conduit sizes from 0.25 in to 6 in. Whether you need Hex nuts and specialized locking fasteners for oil and gas across a refinery turnaround, a Stainless Steel 316 Lock Nut Supplier Shop for a corrosive environment, or a single Lock Nut 1/2Inch-13 for a maintenance repair, the profiles below cover verified suppliers and brands including SKF, GRAINGER, THOMAS AND BETTS, CROUSE HINDS, RS PRO and MAKITA.

Browse All Metal Lock Nuts alongside Galvanized Lock nut ranges, Precision Radial Type Lock Nuts and Precision Axial Type Locknuts for bearing applications, and Mild Steel Hexagonal Lock Nut options for general assembly — then compare specifications, features, supplier contact details and delivery options across Riyadh, Dammam and Jeddah. If you're searching for Bearing Locknuts KM Series, comparing a KM20 Lock Nut against a KM 5 Stainless Steel Lock Nut, or looking for Locknut Size Available in KSA at the right thread diameter, the suppliers listed below serve the Central, Eastern and Western regions with delivery available nationwide.

Buy Locknuts in Saudi Arabia

Before Choosing a Locknut

✓ Locking Method: A nylon insert locknut uses a nylon collar to resist vibration and suits general machinery and equipment; an all-metal locknut uses deformed threads instead of nylon, so it survives high-temperature applications where nylon would melt or degrade; a prevailing torque locknut is the general category covering both, distinguished by needing measurable torque to turn even before it contacts the bearing surface.

✓ Head & Flange Style: A serrated flange locknut has teeth under the flange that bite into the mating surface for extra grip on sheet metal and equipment assembly; a self-locking flange nut integrates the washer function for machinery and automotive use; a castellated locknut takes a cotter pin or safety wire for positive mechanical locking on automotive and mechanical assemblies; a jam locknut is a thin nut run down against a second nut to lock a threaded rod or adjustment in place.

✓ Material: Carbon steel suits general machinery and equipment where corrosion is not a concern; stainless steel A2/A4 (equivalent to 304/316) handles outdoor and corrosive environments, with 316 grade going further for marine, chemical, oil and gas applications; alloy steel gives high strength for heavy-duty and high-temperature equipment; malleable iron and brass suit conduit fittings and general electrical hardware; galvanized and zinc-plated finishes add corrosion protection over a steel substrate.

✓ Thread Size & Standard: Metric ranges on this page run from M03 up to M36; imperial and conduit sizes run from 0.25 in up to 6 in, including the common Lock Nut 1/2Inch-13 UNC size. Confirm whether the specification calls for DIN 985 (nylon insert), DIN 6926 (all-metal prevailing torque) or an NPS conduit thread before ordering.

✓ Bearing Locknuts (KM Series): Precision radial-type and axial-type locknuts, such as the KM and KMT series, secure bearings onto a shaft and are supplied in precise metric increments (for example KM 5, KM 18, KM20) — always match the exact series and size to the bearing manufacturer's fitting instructions rather than substituting a general-purpose hex locknut.

✓ Conduit & Sealing Locknuts: Conduit locknuts (rigid steel, malleable iron or die-cast zinc) secure conduit fittings to enclosures and junction boxes; sealing locknuts add a gasket for dust and moisture protection at the same connection — match the conduit size (commonly 0.5 in and up) exactly, since these are not generally interchangeable across brands without checking the thread pitch.

✓ Application: Machinery & Equipment Assembly, Automotive & Mechanical Components, Pumps, Motors & Rotating Equipment, Industrial Electrical Equipment & Enclosures, Construction & Structural Fastening, Agricultural Machinery, High-Vibration Industrial Applications.

✓ Benefits: Vibration-Resistant Nylon Insert and Prevailing Torque Designs • All-Metal Options for High-Temperature Service • Precision KM/KMT Series for Accurate Bearing Retention • Galvanized, Zinc-Plated and Stainless Finishes for Any Environment • Metric and Imperial Sizes From the Same Suppliers

✓ Buyer's Tip: Fix the locking method and material first — matched to vibration, temperature and corrosion exposure — then confirm the exact thread size and standard against the mating part or bearing fitting instructions; this avoids ordering a nylon insert locknut for a high-temperature application, or a general hex locknut where a precise KM-series bearing locknut was actually specified.

Buy Nylon Insert, All-Metal, Conduit & Bearing KM Series Locknuts

Match Your Need to the Right Locknut — Before You Read Anything Else

If You Need… You Need a… Available From
A precision bearing locknut for a shaft-mounted bearing Precision Lock Nuts, KMT 0, 10 mm SKF – +966 13 510 8800
A galvanized nylock nut to DIN 985 for general fastening Galvanized Steel Hex Nylock Nut, DIN 985-8 Aetronix Saudi – +966 11 463 3117
A stainless thin nut for a 7/16 in application GRAINGER 1WU39 Thin Nut, 316, 7/16 in Aetronix Saudi – +966 11 463 3117
A 0.5 in conduit locknut for a metal or PVC junction box CROUSE HINDS Locknut, Rigid Steel, 0.5 in or Locknuts Die Cast Zinc LN 201, 0.5 in Aetronix Saudi – +966 11 463 3117
A sealing locknut with gasket protection for a conduit run Sealing Locknuts, Steel Zinc Plated, LS 101, 0.5 in Aetronix Saudi – +966 11 463 3117
A vibration-resistant nylon insert locknut for a machine shaft RS PRO Nylon Insert Lock Nut, M6 or M8, Steel Aetronix Saudi – +966 11 463 3117
A brass conduit or fitting nut for a light electrical connection Orisa 30046 Brass Tap Tie Nut, 0.5 in Aetronix Saudi – +966 11 463 3117
A general industrial fastener enquiry not yet narrowed to a brand Locknuts and fasteners, general stock United Eagle Trading Company (Boltec) – +966 53 766 8500

Locknut Suppliers in KSA – Riyadh, Dammam & Jeddah Suppliers

United Eagle Trading Company (Boltec) — Verified Industrial Fastener & Locknut Supplier in Riyadh

RIYADH · Abi bin Kaab Street, Old Industrial Area, Near Riyadh Dry Port · Verified Supplier · General industrial fastener and locknut stockist

Phone: +966 53 766 8500  |  Address: Abi bin Kaab Street, Old Industrial Area, Near Riyadh Dry Port, Riyadh, KSA

Locknut Products They Offer

  • Galvanized Steel Hex Nylock Nut — Type: Nylock Nut | Material: Galvanized Steel | Standard: DIN 985-8 | Packaging: 500 pcs.
  • Galvanized Steel Hex Nylock Nut, 0.25 in (Product Code 2131 14) — Type: Nylock Nut | Material: Galvanized Steel | Standard: DIN985 | Packaging: 100 pcs | Thread Diameter: 0.25 in.
  • GRAINGER 1WU39 Thin Nut, 316, 7/16 in (Code BD-1WU39) — Brand: GRAINGER | Model: 1WU39 | Width: 7/16 in | Height: 5/32 in — a stainless 316 thin nut for space-limited or corrosion-critical fastening.
  • Nylon Lock Nuts M03 To M36 — Grade: SS 304, SS 316 | Coating: Electro Galvanized | Standard: Metric and Inches | Diameter Range: M03–M36 — the widest published thread range on this page in a single line.
  • Why Choose United Eagle Trading Company (Boltec)

    • Verified Status: Listed as a verified supplier, giving buyers an extra layer of confidence when sourcing fasteners for a project specification.
    • Combined Ordering: Also stocks oval head and other bolt ranges, useful for a single order covering bolts and matching locknuts together.
    • Coverage Area: Based on Abi bin Kaab Street, Old Industrial Area, near the Riyadh Dry Port.
    • Contact: Direct mobile order line — +966 53 766 8500.
    • Industries Served: Machinery & Equipment Assembly, General Industrial Maintenance, Fastener Trading.
    • Note: A practical first call among Top locknut and industrial fastener suppliers in Saudi Arabia when bolts and locknuts are being ordered together.

    Khusheim Store — Industrial Fastener Supplier in Dammam

    DAMMAM · Al Muhammadiya · Industrial retailer · General locknut and fastener supplier for the Eastern Province

    Phone: +966 55 747 0030  |  Address: Al Muhammadiya, Dammam, KSA

    Locknut Products They Offer

  • Locknuts Die Cast Zinc, LN 201, 0.5 in — Brand: THOMAS AND BETTS | Material: Die Cast Zinc | Dimension: 0.125 × 1.140 in | Conduit Size: 0.5 in.
  • JIANZHI JZ31015 Malleable Cast Iron Back Nut, 9 × 29 mm — Brand: JIANZHI | Colour: Black | Weight: 28.42 g | NPS Size: 1/2 in.
  • CROUSE HINDS Locknut, Rigid Steel, 0.5 in (Part Number 11X) — Brand: CROUSE HINDS | Size: 0.5 in — a well-known rigid conduit locknut brand for electrical enclosure connections.
  • GOURD Malleable Iron Pipe Fitting Locknuts, 7.9 × 30.0 mm — Brand: GOURD | Size: 1/2 in | Material: Malleable Iron.
  • Why Choose Khusheim Store

    • Location Fit: Based in Dammam, close to the Eastern Province's oil, gas and petrochemical facilities.
    • Coverage Area: Based in Al Muhammadiya, Dammam.
    • Contact: Direct mobile order line — +966 55 747 0030.
    • Industries Served: Oil & Gas, Industrial Retail, General Fastener Supply.
    • Note: A strong first call for locknuts and fasteners destined for an Eastern Province industrial or oil-and-gas site.

    Nawadis Trading — General Locknut Trading Company in Riyadh

    RIYADH · Sharia Rail, Omar Al Mukhtar Road · Trading company · General locknut and fastener supplier

    Phone: +966 55 083 3016  |  Address: Sharia Rail, Omar Al Mukhtar Road, Riyadh, KSA

    Locknut Products They Offer

  • Orisa 30046 Brass Tap Tie Nut, 0.5 in (Model 5223) — Brand: ORISA | Material: Brass | Packaging: 1000 pcs/carton.
  • Malleable Iron Backnut, 0.125 to 6 in — Type: Backnut | Material: Malleable Iron (Black/Galvanized) — the widest published imperial size range on this page, from 1/8 in up to 6 in.
  • RS PRO Nylon Insert Lock Nut, M6, Steel — Type: Nylon Insert | Material: Steel | Finishing: Bright Zinc Plated | Brand: RS PRO.
  • RS PRO Nylon Insert Lock Nut, M8, Steel (Item ID 0275620, Part Number DIN 6926) — Type: Nylon Insert | Material: Steel | Finishing: Bright Zinc Plated | Thread Size: M8.
  • Why Choose Nawadis Trading

    • Coverage Area: Basedz on Sharia Rail, Omar Al Mukhtar Road, Riyadh.
    • Contact: Direct mobile order line — +966 55 083 3016.
    • Industries Served: General Trading, Industrial Fastener Supply.
    • Note: A further option among Locknut Suppliers in KSA for a bulk or project-quantity enquiry alongside the other suppliers on this page.

    Electric House — Electrical Fastener & Conduit Locknut Supplier in Jeddah

    JEDDAH · Al Baladiya Street, Aziziyah · Electrical supplies distributor · Conduit locknut and electrical fastener supplier for the Western Region

    Phone: +966 12 287 9111  |  Address: Al Baladiya Street, Aziziyah, Jeddah, KSA

    Locknut Products They Offer

  • DIN 985 Lock Nut, Coarse, Zinc Plated — Coating: Zinc Plated | Standard: DIN 985.
  • Makita 931202 6 Nut M5 — Brand: MAKITA | Model: 931202-6 | Weight: 0.1 kg | Thread Size: M5 — a tool-manufacturer branded replacement locknut.
  • Square Nuts M04 To M16 — Grade: Mild Steel, Alloy Steel & Stainless Steel | Coating: Black, Electro Galvanized, PTFE, Yellow, Hot Dip Galvanized | Standard: Metric & Imperial Size — the broadest finish choice published on this page.
  • Why Choose Electric House

    • Location Fit: The only supplier on this page based in Jeddah, covering the Western Region directly.
    • Electrical Focus: As an electrical supplies distributor, a natural fit for Locknut For Industrial Electrical Equipment And Enclosures alongside cable and wiring orders.
    • Coverage Area: Based on Al Baladiya Street, Aziziyah, Jeddah.
    • Contact: Direct landline order line — +966 12 287 9111.
    • Industries Served: Electrical Distribution, Conduit & Enclosure Fastening, Western Region Contracting.
    • Note: The strongest first call on this page for a Western Region conduit locknut order combined with electrical cable and equipment.

    SKF — Verified Precision Bearing Locknut (KM/KMT Series) Supplier in Dammam

    DAMMAM · Salman Al Farsi Street, opposite Attieh Steel, behind Al Bawardi Tools, BHR · Verified Supplier · Precision KM/KMT bearing locknut manufacturer

    Phone: +966 13 510 8800  |  Address: Salman Al Farsi Street, opposite Attieh Steel, behind Al Bawardi Tools, Dammam, BHR, KSA

    Locknut Products They Offer

    • Precision Lock Nuts, KMT 0, 10 mm — Brand: SKF | Model Number: KMT 0 | Thread: M10 × 0.75 | Thread Size: 10 mm | Width: 14 mm | Outside Diameter: 23 mm — a precision axial-type locknut from the KM/KMT bearing locknut series, used to secure a bearing onto a shaft with exact, repeatable clamping.

    Price Range

    SAR 15–60 / piece for the KMT 0 precision bearing locknut, depending on quantity — larger KM-series sizes (such as KM 18 or KM20) are priced higher and available on request

    Why Choose SKF

    • Verified Status: Listed as a verified supplier, giving buyers an extra layer of confidence when sourcing precision bearing locknuts for rotating equipment.
    • Precision Specialism: The only supplier on this page publishing an exact KM/KMT series bearing locknut, the internationally recognised standard for securing bearings to a shaft.
    • Coverage Area: Based on Salman Al Farsi Street in Dammam, opposite Attieh Steel and behind Al Bawardi Tools.
    • Contact: Direct landline order line — +966 13 510 8800.
    • Industries Served: Bearings & Rotating Equipment, Pumps & Motors, Precision Industrial Machinery.
    • Note: The strongest first call on this page for an Industrial Bearing Lock Nut or Bearing Locknuts KM Series enquiry rather than a general hex locknut.

    Aetronix Saudi — Full-Range Nylock, Conduit, Sealing & Branded Locknut Supplier in Riyadh

    RIYADH · Tahliah Trading Centre, Al Hamdan St · Fasteners and hardware retailer · GRAINGER, THOMAS AND BETTS, CROUSE HINDS, RS PRO, MAKITA, JIANZHI, GOURD, ORISA and ITCC stockist

    Phone: +966 11 463 3117  |  Address: Tahliah Trading Centre, Al Hamdan St, Riyadh, KSA

    Locknut Products They Offer

  • Sealing Locknuts, Steel Zinc Plated, LS 101, 0.5 in — Type: Sealing Locknut | Brand: THOMAS AND BETTS | Material: Steel | Dimension: 0.26 × 1.12 in | Conduit Size: 0.5 in | Material Finish: Zinc Plated — adds gasket-style sealing at the conduit connection.
  • ITCC Locknut, Rigid Steel, 1.25 in (Part Number LKN125) — Brand: ITCC | Size: 1.25 in — a larger rigid conduit locknut for bigger enclosure connections.
  • Galvanized Steel Sheet Metal Nut, 2.9 mm (Product Reference 2290 29) — Type: Sheet Metal Nut | Material: Galvanized Steel | Packaging: 300 pcs.
  • Price Range

    SAR 0.15–0.60 / piece for small nylon insert, sheet metal and hex nylock nuts, sold per 100–500 pcs pack  |  SAR 2–12 / piece for branded conduit and sealing locknuts (CROUSE HINDS, THOMAS AND BETTS, ITCC), depending on size  |  SAR 1–6 / piece for malleable iron, brass and square nut ranges, depending on grade and finish

    Why Choose Aetronix Saudi

    • Range Breadth: The most extensive published locknut catalogue on this page, spanning nylon insert, all-metal, conduit, sealing, square and sheet metal formats across nine different brands.
    • Brand Access: Stocks internationally recognised electrical fastener brands including CROUSE HINDS, THOMAS AND BETTS and GRAINGER alongside general RS PRO and regional brands.
    • Size Coverage: Covers M03 to M36 metric and 1/8 in to 6 in imperial in different lines, making it a strong single point of contact for mixed metric/imperial projects.
    • Coverage Area: Based at Tahliah Trading Centre on Al Hamdan Street, Riyadh.
    • Contact: Direct landline order line — +966 11 463 3117.
    • Industries Served: Electrical Conduit & Enclosures, General Machinery, Retail Hardware Supply.
    • Note: The strongest first call on this page for nearly any locknut format aside from a precision KM-series bearing locknut.

    Which Locknut Type Do You Actually Need?

    Locknuts range from a small M03 nylon insert nut to a 6-inch malleable iron backnut — match your need to the closest format:

    • Nylon Insert Locknut: for vibration-resistant mechanical fastening, such as the RS PRO M6 and M8 steel ranges.
    • All-Metal Locknut: for high-temperature industrial applications where nylon would degrade.
    • Serrated Flange Locknut: for sheet metal and equipment assembly needing extra grip.
    • Self-Locking Flange Nut: for machinery and automotive applications combining nut and washer function.
    • Prevailing Torque Locknut: the general category for high-vibration equipment, covering both nylon and all-metal designs.
    • Castellated Locknut: for automotive and mechanical assemblies needing a cotter pin or wire lock.
    • Jam Locknut: for threaded rod and mechanical adjustments.
    • Thin Nylon Insert Locknut: for space-limited fastening applications, such as the GRAINGER 1WU39 thin nut.
    • Precision Bearing Locknut (KM/KMT Series): for shaft-mounted bearings, such as the SKF KMT 0.
    • Conduit / Sealing Locknut: for electrical conduit and enclosure connections, such as the CROUSE HINDS and THOMAS AND BETTS ranges.

    Locknut Types And Material Available In KSA

    Locknut Type Common Material Available Typical Application
    Nylon Insert LocknutCarbon Steel, Stainless Steel A2/A4General machinery, equipment and vibration-resistant assemblies
    All-Metal LocknutCarbon Steel, Alloy Steel, Stainless SteelHigh-temperature machinery and industrial equipment
    Serrated Flange LocknutCarbon Steel, Stainless SteelSheet metal, machinery and equipment assembly
    Self-Locking Flange NutCarbon Steel, Stainless SteelAutomotive and industrial assemblies
    Jam LocknutCarbon Steel, Stainless SteelThreaded rods and adjustment assemblies
    Castellated LocknutCarbon Steel, Stainless SteelMechanical and automotive applications
    Thin LocknutCarbon Steel, Stainless SteelSpace-limited fastening
    Heavy-Duty LocknutAlloy Steel, Carbon SteelHeavy machinery and demanding mechanical connections

    Locknut Brands In KSA

    Here are the brands our Locknut Suppliers in KSA offer, from precision bearing series to general-purpose conduit and hex ranges:

    Brand / Supplier Locknut Range Ask At
    SKF Precision KM/KMT series bearing locknuts SKF – +966 13 510 8800
    CROUSE HINDS / THOMAS AND BETTS Rigid steel and die-cast zinc conduit locknuts, sealing locknuts Aetronix Saudi – +966 11 463 3117
    GRAINGER Stainless 316 thin nuts Aetronix Saudi – +966 11 463 3117
    RS PRO Nylon insert lock nuts, M6 and M8, bright zinc plated steel Aetronix Saudi – +966 11 463 3117
    MAKITA Tool-specific replacement locknuts, M5 Aetronix Saudi – +966 11 463 3117
    JIANZHI / GOURD Malleable cast iron back nuts and pipe fitting locknuts Aetronix Saudi – +966 11 463 3117
    ORISA Brass tap tie nuts Aetronix Saudi – +966 11 463 3117
    ITCC Rigid steel conduit locknuts, larger sizes to 1.25 in Aetronix Saudi – +966 11 463 3117
    Boltec / Gulf Union Ozone Industrial fasteners and nuts / industrial fasteners and locking nuts United Eagle Trading Company (Boltec) – +966 53 766 8500
    Hamad Fasteners / ACTCO Metric, stainless-steel and structural industrial fasteners Available on request — contact suppliers above

    Locknut Applications

    Match your specific job to the right locknut, each tied to a specific in-stock product:

    Locknut For Machinery And Equipment Assembly

    RS PRO Nylon Insert Lock Nut, M6, Steel
    Type: Nylon Insert | Material: Steel | Finishing: Bright Zinc Plated
    Function: A vibration-resistant general-purpose locknut suited to standard machinery and equipment assembly.

    Available From: Aetronix Saudi — +966 11 463 3117

    Locknut For Pumps, Motors And Rotating Equipment

    Precision Lock Nuts, KMT 0, 10 mm
    Brand: SKF | Thread: M10 × 0.75 | Outside Diameter: 23 mm
    Function: Secures a bearing onto a shaft with the precise, repeatable clamping needed on pumps, motors and other rotating equipment.

    Available From: SKF — +966 13 510 8800

    Locknut For Industrial Electrical Equipment And Enclosures

    CROUSE HINDS Locknut, Rigid Steel, 0.5 in (Part Number 11X)
    Brand: CROUSE HINDS | Size: 0.5 in
    Function: Secures a conduit fitting to an electrical enclosure or junction box connection.

    Available From: Aetronix Saudi — +966 11 463 3117

    Locknut For Automotive And Mechanical Components

    RS PRO Nylon Insert Lock Nut, M8, Steel
    Type: Nylon Insert | Material: Steel | Finishing: Bright Zinc Plated | Thread Size: M8
    Function: A vibration-resistant fastener suited to automotive and general mechanical component assembly.

    Available From: Aetronix Saudi — +966 11 463 3117

    Locknut For Construction And Structural Fastening

    Square Nuts M04 To M16
    Grade: Mild Steel, Alloy Steel & Stainless Steel | Coating: Black, Electro Galvanized, PTFE, Yellow, Hot Dip Galvanized
    Function: A broad grade and finish range suited to general structural and construction fastening.

    Available From: Aetronix Saudi — +966 11 463 3117

    Locknut For High-Vibration Industrial Applications

    Nylon Lock Nuts M03 To M36
    Grade: SS 304, SS 316 | Coating: Electro Galvanized | Diameter Range: M03–M36
    Function: The nylon collar resists loosening under continuous vibration across a wide range of thread sizes.

    Available From: Aetronix Saudi — +966 11 463 3117

    Locknut Types & Features

    A closer look at specific locknut types and features, matched to a specific in-stock product where one is available:

    Nylon Insert Locknut For Vibration-Resistant Mechanical Fastening

    RS PRO Nylon Insert Lock Nut, M6, Steel
    Type: Nylon Insert | Material: Steel | Finishing: Bright Zinc Plated
    Feature: The nylon collar deforms around the thread to resist self-loosening under vibration.

    Available From: Aetronix Saudi — +966 11 463 3117

    All-Metal Locknut For High-Temperature Industrial Applications

    Galvanized Steel Hex Nylock Nut, DIN 985-8
    Type: Nylock Nut | Material: Galvanized Steel | Standard: DIN 985-8 | Packaging: 500 pcs
    Feature: DIN 985-8 covers the standard hex flange nylon-insert locknut construction widely specified in Saudi industrial projects.

    Available From: Aetronix Saudi — +966 11 463 3117

    Thin Nylon Insert Locknut For Space-Limited Fastening Applications

    GRAINGER 1WU39 Thin Nut, 316, 7/16 in
    Brand: GRAINGER | Width: 7/16 in | Height: 5/32 in
    Feature: A reduced-height stainless 316 body for tight clearance fastening.

    Available From: Aetronix Saudi — +966 11 463 3117

    Stainless Steel Locknut For Outdoor And Corrosive Environments

    Nylon Lock Nuts M03 To M36 (SS 304, SS 316)
    Grade: SS 304, SS 316 | Coating: Electro Galvanized | Diameter Range: M03–M36
    Feature: SS 316 grade adds resistance to chloride and chemical exposure beyond standard SS 304.

    Available From: Aetronix Saudi — +966 11 463 3117

    Serrated Flange Locknut For Sheet Metal Assemblies

    Galvanized Steel Sheet Metal Nut, 2.9 mm
    Type: Sheet Metal Nut | Material: Galvanized Steel | Packaging: 300 pcs
    Feature: Sized for direct fastening into sheet metal panels and enclosures.

    Available From: Aetronix Saudi — +966 11 463 3117

    Heavy-Duty Locknut For Demanding Mechanical Connections

    Malleable Iron Backnut, 0.125 to 6 in
    Type: Backnut | Material: Malleable Iron (Black/Galvanized) | Size Range: 1/8 in–6 in
    Feature: The widest published size range on this page, covering everything from small fittings to large heavy-duty connections.

    Available From: Aetronix Saudi — +966 11 463 3117

    Frequently Asked Questions

    Who are the main Locknut Suppliers in KSA?

    The Locknut Suppliers in KSA covered here are United Eagle Trading Company (Boltec), a verified general fastener supplier in Riyadh; Khusheim Store in Dammam and Nawadis Trading in Riyadh for general locknut trading; Electric House in Jeddah for conduit and electrical locknuts; SKF, a verified supplier in Dammam for precision KM/KMT bearing locknuts; and Aetronix Saudi in Riyadh, which publishes the widest range of nylon insert, conduit, sealing and branded locknuts.

    Where can I find Bearing Locknuts KM Series, a KM20 Lock Nut or a Km 18 Lock Nut?

    SKF, a verified supplier in Dammam, stocks the KM/KMT precision bearing locknut series and currently publishes the KMT 0 size at 10 mm thread. Larger sizes in the same series, including KM 18 and KM20, are not itemised individually in this catalogue but sit within the same product family — contact SKF directly to confirm current stock for the specific size your bearing fitting instructions call for.

    Is a KM 5 Stainless Steel Lock Nut available?

    A KM 5 size specifically, and a stainless steel grade within the KM series, are not itemised in this catalogue — the published SKF product is the KMT 0 at 10 mm in the standard bearing-locknut material. Contact SKF directly to confirm current stock and material options for KM 5 or other sizes in stainless steel.

    Is there a Lock Nut 1/2Inch-13 in stock?

    A 1/2 in UNC (1/2"-13) thread size falls within several published ranges: the CROUSE HINDS Locknut Rigid Steel 0.5 in, the Locknuts Die Cast Zinc LN 201 0.5 in, the JIANZHI JZ31015 malleable cast iron back nut at 1/2 in NPS, and the GOURD malleable iron pipe fitting locknut at 1/2 in — all from Aetronix Saudi. Confirm the exact thread pitch (UNC vs NPS/conduit thread) directly, since these are not always the same thread form despite the shared nominal size.

    Is there a Stainless Steel 316 Lock Nut Supplier Shop, or SS 316 A194 Gr 8M Lock Nuts?

    Aetronix Saudi stocks 316-grade stainless in two published lines: the GRAINGER 1WU39 Thin Nut at 7/16 in, and the Nylon Lock Nuts M03 to M36 range which offers SS 316 as a grade option. A specific ASTM A194 Grade 8M certified heavy hex nut is not itemised by that exact standard in this catalogue — if A194 Gr 8M certification is required for a project specification, confirm the exact material test certificate directly with the supplier before ordering.

    Is a High Tensile 8.8 Lock Nut or an Inconel 625 Lock Nut available?

    Neither a Grade 8.8 high-tensile rating nor an Inconel 625 material is itemised by exact grade in this catalogue, which lists carbon steel, alloy steel, stainless steel 304/316, malleable iron and brass as the published material options. Inconel 625 in particular is a specialised, high-cost nickel alloy typically produced to order — contact the suppliers above directly to confirm current stock or lead time for either specification.

    Is a Silicon Bronze Lock Nut or a Brass Lock Nut Nickel Plated available?

    A silicon bronze grade is not itemised in this catalogue. The closest published match is the Orisa 30046 Brass Tap Tie Nut at 0.5 in from Aetronix Saudi, supplied in plain brass rather than a nickel-plated or silicon bronze finish — contact them directly to confirm whether a nickel-plated or silicon bronze option can be sourced for your project.

    Is there a GI Lock Nut, and what does GI mean?

    GI stands for galvanized iron. The closest published equivalents in this catalogue are the Galvanized Steel Hex Nylock Nut ranges and the GOURD and JIANZHI malleable iron pipe fitting and back nut lines, both available in black or galvanized finish, all from Aetronix Saudi. Confirm the exact base metal (steel versus iron) and galvanizing method (hot-dip versus electro-galvanized) directly if a specification calls for true GI construction.

    Are these locknut suppliers also Mild Steel Bearing Lock Nut Exporters and Suppliers?

    A mild steel grade specifically within the bearing locknut (KM/KMT) range is not itemised in this catalogue; SKF's published KMT 0 product does not state mild steel as its material. For a Mild Steel Bearing Lock Nut Exporters and Suppliers enquiry, contact SKF directly to confirm whether a mild steel variant of the bearing locknut series is available, or whether the standard bearing-grade material is the only option offered.

    What is the difference between a nylon insert locknut and an all-metal locknut?

    A nylon insert locknut, such as the RS PRO M6 and M8 ranges from Aetronix Saudi, uses a nylon collar that grips the bolt thread to resist vibration, but the nylon limits it to moderate operating temperatures. An all-metal locknut achieves the same locking action through deformed or out-of-round metal threads instead of nylon, so it survives high-temperature industrial applications where a nylon insert would soften or fail.

    Do these suppliers deliver outside Riyadh, Dammam and Jeddah?

    Four suppliers above are based in Riyadh, one in Jeddah, and two in Dammam, so between them the Central, Western and Eastern regions are covered directly. All typically deliver to other parts of the Kingdom on request — contact them to confirm freight cost and lead time for Al Khobar, Jubail, Madinah and other cities.

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