4mm lock nut in comparison

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Last updated on 03.09.2026

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M4 Nyloc Steel Nuts, 4mm Self Locking Nuts with Nylon Inserts (20 Pack) Evelyne

evelyne

free shipping

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9,9

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Leryati M4 Nuts Nylock, 25Pcs 304 Stainless Steel Hex Lock Nuts M4 | Self Locking Nut Nylon Insert Kits Thread Nut Nylock Hexagon Nutstones for Washers Bolts and Screws

Leryati

free shipping

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9,8

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M4 (4mm) Nyloc Nut (Type-T) A2 Stainless Steel (Pack of 20)

RC Screws

8% off

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9,5

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M4 Stainless Steel Lock Nuts,4mm Self Nylock Locking Nuts with Nylon Inserts (Pack of 100)

Hinpote

13% off

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9,4

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M4 (4mm) (Pack of 50) A2 Stainless Steel Hex Nylock Nuts DIN985 Insert Self-Locking Nut - A03B M4_50

Screws City

free shipping

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9,3

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Bolt Base 4mm A2 Stainless Steel Nylon Insert Nyloc Nylock Lock Nuts M4 X 0.7mm Pitch - 25

Bolt Base

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9,3

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40pcs M4 Locknuts Metric Nylon Inserted Hex Lock Nuts Self-Lock Nylon Insert M4x0.7mm 304 Stainless Steel Self Locking 7mm Hex Nut Driver Tiny Nut for RC Cars 3D Printer

Othmro

9% off

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9,2

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Swpeet 250Pcs 304 Stainless Steel Metric Lock Nut Assortment Kit Perfect for lock Washers, Nylon Insert Locknut M3 M4 M5 M6 M8 M10 M12

Swpeet

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9,2

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M4 Nuts DIN985 Nylock Nuts (Pack of 50) Caianwin 4mm Stainless Steel Hex Nut Self Locking Nut for M4 Bolts, Screws & Washers

Caianwin

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9,2

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TERF M4 Hex Hexagon Nut M4 (4mm) Steel Hex Full Nuts - Pack of 200, Silver

TERF

14% off

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9,2

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165 Pcs Stainless Steel Locknut Assortment M3 M4 M5 M6 M8 M10 M12 | Durable hex nylon locking nuts for secure fastening, threaded repair, assembly and daily maintenance

OIJOIYOI

£ 7.99 free shipping

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ZerDans 200Pcs M4x0.7mm Self-Locking Nylon Lock Nuts Set (18-8) 304 SS | Anti-Loosening, Vibration Proof & Rust Resistant, For RC Cars, 3D Printer & DIY Projects, Storage Case Included

ZerDans

£ 8.48 free shipping

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10% off

M4 304 Stainless Steel Nyloc Lock Nut,4mm Self Nylock Locking Nuts with Nylon Inserts (Pack of 20)

PERCTWARE

£ 4.49 free shipping

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Uqingo 50PCS M4 Nuts Nylock Nuts and 50PCS Washers, M4 4mm 304 Stainless Steel Hex Self Locking Nut, Nylon insert Thread Lock Nut Kits Hexagon for Bolts & Screws (Silver)

Uqingo

£ 10.99 free shipping

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Keadic 100 Pieces Black M12/M10/M8/M6/M5/M4/M3 Hex Lock Nuts Carbon Steel Nylon Insert Locknut Assortment Threaded Inserts Hex Nut Set Assorted Nylon Locking Nuts

Keadic

£ 6.99 free shipping

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M4 (4mm) Half Lock Hex Nut - Stainless Steel (A2) (Pack of 20)

Singularity Supplies

£ 5.89 free shipping

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M4 Nyloc Locking Hex Nut Metal Steel Sheet Zinc Plated 4mm Nut Width 7mm 20pcs (20, M4)

mmbshop

£ 3.29 free shipping

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35% off

50Pcs M4 Nylock Nuts, 4mm Stainless Steel Hex Nut, Nylon Insert Lock Nut With Thread for M4 Bolts, Screws and Washers

GXAHSOL

£ 4.49 free shipping

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516 Pcs Nylock Nuts, Self Locking Nuts, Nylon Insert Lock Nuts, Stainless Steel Hex Nuts, Thread Hexagon Nuts with Nylon Inserts for Bolts, Screws, Components, M2 M2.5 M3 M4 M5 M6 M8 M10 M12 (银色)

Exquisite material: self-locking nuts are made of high quality stainless steel with smooth surface and edges without burrs, not easy to deform or break, corrosion-resistant, rust-proof, and can maintain good performance and durability in harsh environments.

£ 8.99 free shipping

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mawmuaw M4 Nylock Nuts 15PCS Locking Hex Nuts 4 mm Nylon Insert Lock Nut | Black Carbon Steel DIN 985, for Outdoor, Garden, Furniture Assembly, Bicycle, Motorcycle, Solar Panels, Bolts, Screws

mawmuaw

£ 3.98 free shipping

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9% off

Drfeify 12PCS 4mm RC Wheel Nuts, Non Slip Lock Nuts for Axial SCX10 1/10 Scale Model Cars (Black)

Drfeify

£ 6.53 free shipping

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M4 Nyloc Nut 4mm Nylon Insert Lock Nuts A2 Stainless Steel Free UK Delivery by DBA Hardware

DBA Hardware

£ 4.29 free shipping

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