Locking Nuts

A lock nut is a type of nut that resists loosening when properly threaded onto a bolt. Nut-and-bolt fasteners are extremely common in industry and home applications. Lock nuts fall into one of 2 groups
● Prevailing Torque Lock Nuts - Prevailing torque is the amount of torque needed to run a nut down a thread on nuts that are designed to resist self-loosening under vibratory forces.
● Surface bearing lock nuts – surface bearing - a free spinning nut that requires tightening against a bearing surface in order for the locking mechanism to function.

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Description Price Thread Size Type Material Stainless Steel Type Width Finish
RS Stock No. 530-668
Mfr. Part No.18804TRZC
BrandAerotight
kr 232,58
1 Bag of 100
Bag(s)
M4 Aerotight Steel - - Bright Zinc Plated
RS Stock No. 530-719
Mfr. Part No.18812TRZC
BrandAerotight
kr 651,40
1 Bag of 50
Bag(s)
M12 Aerotight Steel - - Bright Zinc Plated
RS Stock No. 914-3428
Mfr. Part No.WLN10
BrandHeico
kr 873,70
1 Bag of 25
Bag(s)
M10 Wedge-Lock Nut Steel - 21.8 (Dia.)mm Zinc
RS Stock No. 260-5821
Mfr. Part No.A2AEROTIGHTM04RS
BrandAerotight
kr 183,41
1 Box of 25
Box(es)
M4 Aerotight - - 7mm Plain
RS Stock No. 260-5815
Mfr. Part No.A2AEROTIGHTM03RS
BrandAerotight
kr 166,63
1 Box of 25
Box(es)
M3 Aerotight - - 5.5mm Plain
RS Stock No. 914-3430
Mfr. Part No.H-HLM-16
BrandHeico
kr 889,36
1 Bag of 10
Bag(s)
M16 Wedge-Lock Nut Steel - 34.5 (Dia.)mm Zinc
RS Stock No. 260-5843
Mfr. Part No.A2AEROTIGHTM05RS
BrandAerotight
kr 188,23
1 Box of 25
Box(es)
M5 Aerotight - - 8mm Plain
RS Stock No. 260-6436
Mfr. Part No.A2AEROTIGHTM12RS
BrandAerotight
kr 412,41
1 Box of 10
Box(es)
M12 Aerotight - - 19mm Plain
RS Stock No. 260-6414
Mfr. Part No.A2AEROTIGHTM08RS
BrandAerotight
kr 160,13
1 Box of 10
Box(es)
M8 Aerotight - - 13mm Plain
RS Stock No. 530-674
Mfr. Part No.18805TRZC
BrandAerotight
kr 268,36
1 Bag of 100
Bag(s)
M5 Aerotight Steel - - Bright Zinc Plated
RS Stock No. 914-3424
Mfr. Part No.WLN08
BrandHeico
kr 1 134,00
1 Bag of 50
Bag(s)
M8 Wedge-Lock Nut Steel - 17.9 (Dia.)mm Zinc
RS Stock No. 260-6420
Mfr. Part No.A2AEROTIGHTM10RS
BrandAerotight
kr 221,86
1 Box of 10
Box(es)
M10 Aerotight - - 17mm Plain
RS Stock No. 260-5859
Mfr. Part No.A2AEROTIGHTM06RS
BrandAerotight
kr 296,33
1 Box of 25
Box(es)
M6 Aerotight - - 10mm Plain
RS Stock No. 530-696
Mfr. Part No.18808TRZC
BrandAerotight
kr 351,11
1 Bag of 50
Bag(s)
M8 Aerotight Steel - - Bright Zinc Plated
RS Stock No. 530-703
Mfr. Part No.18810TRZC
BrandAerotight
kr 402,98
1 Bag of 50
Bag(s)
M10 Aerotight Steel - - Bright Zinc Plated
RS Stock No. 212-745
Mfr. Part No.05310080230
BrandBöllhoff
kr 512,92
1 Bag of 100
Bag(s)
M8 Nylon Insert Steel - 13mm Phosphated
RS Stock No. 914-3421
Mfr. Part No.H-HLM-6
BrandHeico
kr 883,07
1 Bag of 50
Bag(s)
M6 Wedge-Lock Nut Steel - 14.2 (Dia.)mm Zinc
RS Stock No. 530-652
Mfr. Part No.18803TRZC
BrandAerotight
kr 193,82
1 Bag of 100
Bag(s)
M3 Aerotight Steel - - Bright Zinc Plated
Related Products
From the trusted RS PRO brand, these lock ...
Description:
From the trusted RS PRO brand, these lock nuts contain a nylon insert for safe and secure fastening. They are designed to remain secure despite conditions of severe vibration. They have a large flat integrated washer which allows for load ...
Self-locking all metal nuts, designed to stay in ...
Description:
Self-locking all metal nuts, designed to stay in position despite conditions of severe vibration. This is achieved by cantilevered threaded arms which are deflected downwards and inwards. Grade 4 steel, bright zinc plated. All-metal construction. Allows use up to 300°CStay ...
From the trusted RS PRO brand, these lock ...
Description:
From the trusted RS PRO brand, these lock nuts contain a nylon insert for safe and secure fastening. They are designed to remain secure despite conditions of severe vibration. The nut is made from A4 stainless steel with a bright ...
The RS Pro zinc plated locking nuts have ...
Description:
The RS Pro zinc plated locking nuts have a nylon insert. The nuts have been designed to remain secure despite severe vibration. Having a nylon insert makes the nut better at sealing the bolt thread against leaking water, oil and ...