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. 524-281
BrandRS PRO
PHP260.97
1 Bag of 100
Bag(s)
M3 Nylon Insert Steel - - Bright Zinc Plated
RS Stock No. 524-304
BrandRS PRO
PHP279.88
1 Bag of 100
Bag(s)
M4 Nylon Insert Steel - - Bright Zinc Plated
RS Stock No. 767-810
BrandRS PRO
PHP798.42
1 Bag of 100
Bag(s)
M4 Nylon Insert - A4 316 - Plain
RS Stock No. 275-636
BrandRS PRO
PHP479.36
1 Bag of 10
Bag(s)
M10 Nylon Insert Steel - - Bright Zinc Plated
RS Stock No. 521-951
BrandRS PRO
PHP1,312.57
1 Bag of 100
Bag(s)
M8 Nylon Insert - A2 304 - Plain
RS Stock No. 767-804
BrandRS PRO
PHP716.71
1 Bag of 100
Bag(s)
M3 Nylon Insert - A4 316 - Plain
RS Stock No. 665-5606
BrandRS PRO
PHP2,757.54
1 Bag of 25
Bag(s)
M3 Aerotight - A4 316 5.5mm Plain
RS Stock No. 521-967
BrandRS PRO
PHP2,754.01
1 Bag of 100
Bag(s)
M10 Nylon Insert - A2 304 - Plain
RS Stock No. 767-848
BrandRS PRO
PHP1,825.63
1 Bag of 100
Bag(s)
M8 Nylon Insert - A4 316 - Plain
RS Stock No. 521-945
BrandRS PRO
PHP851.55
1 Bag of 100
Bag(s)
M6 Nylon Insert - A2 304 - Plain
RS Stock No. 521-917
BrandRS PRO
PHP501.15
1 Bag of 100
Bag(s)
M3 Nylon Insert - A2 304 - Plain
RS Stock No. 521-939
BrandRS PRO
PHP647.83
1 Bag of 100
Bag(s)
M5 Nylon Insert - A2 304 - Plain
RS Stock No. 665-5619
BrandRS PRO
PHP3,026.77
1 Bag of 10
Bag(s)
M10 Aerotight - A4 316 17mm Plain
RS Stock No. 521-973
BrandRS PRO
PHP3,844.25
1 Bag of 100
Bag(s)
M12 Nylon Insert - A2 304 - Plain
RS Stock No. 665-5612
BrandRS PRO
PHP3,914.92
1 Bag of 25
Bag(s)
M6 Aerotight - A4 316 10mm Plain
RS Stock No. 521-923
BrandRS PRO
PHP570.41
1 Bag of 100
Bag(s)
M4 Nylon Insert - A2 304 - Plain
RS Stock No. 276-796
BrandRS PRO
PHP1,588.45
1 Bag of 50
Bag(s)
M20 Nylon Insert Steel - - Bright Zinc Plated
RS Stock No. 122-4375
BrandRS PRO
PHP877.93
1 Bag of 100
Bag(s)
M12 Nylon Insert Steel - - Zinc Plated
RS Stock No. 275-608
BrandRS PRO
PHP1,564.94
1 Bag of 100
Bag(s)
M5 Nylon Insert Steel - - Bright Zinc Plated
RS Stock No. 483-0580
BrandRS PRO
PHP632.71
1 Bag of 250
Bag(s)
4BA Full Brass - - Nickel Plated
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M20 FULL NUT DIN934 CLASS 8 PLAIN. ...
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M20 FULL NUT DIN934 CLASS 8 PLAIN.
From the trusted RS PRO brand, these lock ...
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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 nuts with glass-filled nylon inserts. These are ...
Description:
Self-locking nuts with glass-filled nylon inserts. These are designed to remain secure despite conditions of severe vibration. To DIN985A2 grade 18//8 stainless steel (Type 304 S15).
Self-locking nuts with glass-filled nylon inserts. These are ...
Description:
Self-locking nuts with glass-filled nylon inserts. These are designed to remain secure despite conditions of severe vibration. Grade 8 steel, bright zinc plated.