Best Lock Nuts Deals Online in the UK (25 Deals Found)

Last Updated - 21/06/2026 Sort By:

Best Choice
OIJOIYOI

New
165 Pcs Locknut Assortment, Stainless Steel Lock Nuts, M3 M4 M5 M6 M8 M10 M12 Threaded Inserts Hex Nut Set, Assorted Nyl
【Outstanding Material】Our thread lock nuts are made of high-quality stainless steel and nylon, which has corrosion-resis

£8.99
HOLMOL

New
250PCS Nylock Nuts, HOLMOL DIN 985 Locking Nuts with Box, 8 Sizes Stainless Steel Self Locking Nut for Bolts, Hex Assort
250PCS NYLOCK NUTS SET: Package includes 250PCS Nylock Nuts, 60PCS M2, 50PCS M3, 40PCS M4, 40PCS M5, 30PCS M6, 15PCS M8,

£9.99
New
M4 M5 M6 M8 M10 M12 NYLOC NUTS NYLON INSERT LOCKING NUT ZINC PLATED TYPE T
Nyloc Nuts. Nyloc nuts with a nylon insert. These are the standard, most commonly used nyloc nuts. Grade 6 steel, bright

£309.59
Vifmy

New
Vifmy Locknuts Assortment Kit,M3 M4 M5 M6 M8 M10 M12 140PCS Metric Nylon Insert Lock Nuts Set,304 Stainless Steel Lock N
【Locknuts Size】M3(50pcs), M4(30pcs), M5(20pcs), M6(16pcs), M8(16pcs), M10(4pcs), M12(4pcs), 7 different sizes of standar

£9.99
New
NUTS WITH NYLON INSERT - NYLOC NYLON LOCK - TYPE P - SIZES M4 - M24
NUTS WITH NYLON INSERT - NYLOC NYLOCK NYLON LOCK - SIZES M4 - M24. Also known as locking nuts, designed to prevent the n

£51.03
Nadinsta

New
Nadinsta 198Pcs Nylock Nuts, Carbon Steel Lock Nuts M3 M4 M5 M6 M8 M10 M12, Self-Locking Nylon Insert Hex Nut, Threaded
【198Pcs Carbon Steel Nylon Insert Locking Nuts Assortment Kit】 7 sizes of the most commonly used locking nuts, including

£7.99
Best Value
Othmro

New
300pcs Locknuts Assortment Kit M3 M4 M5 M6 M8 Hex Nuts Set 304 Stainless Steel Metric Assorted Self-Locking Nylon Insert
Size - M3-0.5mm, M4-0.7mm, M5-0.8mm, M6-1.0mm, M8-1.25mm; 5 standardized sizes to handle a wide range of applications

£7.99 £8.99
New
ALL METAL LOCKING FLANGE NUTS STOVER NUTS GRADE 10 M6- M20 METRIC COARSE DIN6927
HEXAGON HEAD FLANGE NUTS. HIGH TENSILE STEEL CLASS 10, ZINC FLAKE. with non-electroliticall applied zinc flake coating.

£32.00
Loctite

New
Loctite Threadlocker, Locks & Seals All Metal Nuts, Balls & Screws, Prevents Leakage & Corrosion, 1 x 5g
Easy to use

£7.25
New
M4 M6 M8 M10 M12 M16 NYLON LOCK NUTS A2 Stainless Steel DIN 985
M16 x 2.0mm pith 24mm spanner size. M8 x 1.25mm pitch; 13mm spanner size. M12 x 1.75mm pitch; 19mm spanner size. M10 x 1

£23.00
MeHurr

New
M8 Nyloc Nuts, 8mm Locking Nuts, MeHurr (Pack of 20) A2 304 Stainless Steel Hex Nut, Nylon Insert Lock Nut, Self-Locking
👉【Premium Materials】: Perfect A2 standard 304 stainless steel nuts with high quality nylon insert, with smooth surface

£5.99
Rezolite

New
252 PCS Locknuts Assortment Kit, 7-Size (M3 M4 M5 M6 M8 M10 M12) Nylock Nuts Complete Set, Assorted Nylon Insert Locking
【252-Piece Comprehensive Nuts & Bolts Assortment Kit】： This complete set provides 252 pieces across 7 standardised sizes

£8.99
New
NYLOC NYLOCK NYLON LOCK NUTS M3 M4 M5 M6 M8 M10 M12 A4 MARINE STAINLESS STEEL
Mobile Description Summary.

£70.43
qxayxa

New
qxayxa 220 Pcs Nylon Lock Nuts, Hex Lock Nut Assortment Kit, Nylon Insert Hex Nut Set, Locknuts, Black Carbon Steel Self
Exquisite Material: The nylock nuts are made of high quality carbon steel, the surface and edges are smooth and burr-fre

£7.99
New
UNF Zinc Plated High Tensile Grade 5 Steel Nyloc Nylon Lock Nuts - 8-36 To 3/4"
UNF Nyloc Nylon Lock Nuts. Grade 5 (8.8) High Tensile Steel. Clear zinc Plated. Nylon locking insert. 8-36 11/32" 0.22"

£532.23
Lemiyoo

New
212 Pcs Lock Nuts Set, Nylon Insert 304 Stainless Steel Hexagonal Locking Nuts Assorted Kit (M3 M4 M5 M6 M8 M10 M12)
【High-Quality Material】: The outer hexagonal lock nut is made of 304 stainless steel, which is corrosion-resistant, anti

£7.99
New
M5 M6 M8 M10 M12 FLANGED NYLOC NUTS FLANGE NYLON INSERT LOCKING NUT ZINC PLATED
Flanged Nyloc Nuts. Flanged nuts with nylon locking insert. M8 x 1.25mm pitch; 13mm spanner size. M12 x 1.75mm pitch; 18

£143.09
New
UNF NYLOC NUTS INSERT LOCKING ZINC PLATED 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8
UNF Nyloc Nuts Bright Zinc Plated. UNF nyloc nuts. 1/4"UNF x 28tpi. 5/16"UNF x 24tpi. 3/8"UNF x 24tpi. 7/16"UNF x 20tpi.

£127.15
New
M2 M2.5 M3 M4 M5 M6 M8 M10 M12 A2 STAINLESS STEEL NYLOC NYLOCK LOCK NUTS DIN 985
M2 M2.5 M3 M4 M5 M6 M8 M10 M12 STAINLESS NYLOC NYLOCK LOCK NUTS.

£92.04
New
UNF Stainless Steel Nyloc Nylon Lock Nut 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4
UNF A2 Stainless Steel Nyloc Nylon Lock Nuts - 3/16" To 3/4". Thread - UNF (AF). Material - A2 Stainless Steel (For incr

£251.14
New
10 Pack of Flanged Nyloc Nylock Lock Nuts M5 M6 M8 M10 M12 DIN6926 Class 8 BZP
Finish: Bright Zinc Plated (BZP). Type: Flanged Nyloc Lock Nuts. M8 – 1.25mm pitch – 13mm spanner size. M12 – 1.75mm pit

£80.76
New
HALF LOCK NUTS ZINC PLATED STEEL BZP M3 M4 M5 M6 M8 M10 M12 M14 M16 M20 M24 M30
Bright zinc plated (BZP). Also known as thin nuts & lock nuts. Hexagon Half Nuts. Hexagon half nuts.

£96.51
New
M3 M4 M5 M6 M8 M10 NYLOC NUTS NYLON INSERT LOCKING NUT ZINC PLATED STEEL TYPE T
Nyloc Nuts. Nyloc nuts with a nylon insert. These are the standard, most commonly used nyloc nuts. Grade 6 steel, bright

£292.68
New
NYLOC NUTS BZP M3 M4 M5 M6 M7 M8 M10 M12 M14 M16 M18 M20 M22 M24 LOCK NUT TYPE T
Nyloc nuts with a nylon insert. These are the standard, most commonly used nyloc nuts. Stud Extractor Welding Rods Elect

£47.30
New
GRADE 10 M10-M20 METRIC FINE CONELOCK ALL METAL LOCK FLANGE STOVER NUTS DIN 6927
CONELOCK / STOVER / COLLAR NUTS. NUTS, FINE PITCH DIN 6927. Hexagon nut DIN 6927 – M12 x 1.5 – 10 – flZn – 1000 h. M10 –

£33.00

25 Lock Nuts deals are available from: Amazon, eBay stores, starting from £5.99.
The biggest discount we found is 11% on 300pcs Locknuts Assortment Kit M3 M4 M5 M6 M8 Hex Nuts Set 304 Stainless Steel Metric Assorted Self-Locking Nylon Insert Right Hand External Hex Drive with Plastic Box at Amazon.
The lowest price we found is £5.99 while the highest is £532.23.
Prices for the best Lock Nuts deals average at £90.60.
Last updated on June 21, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Lock Nuts.