Lock Washers

Lock washers are used for keeping nuts and bolts coming loose. They come in various models. Each lock washer is made for a specific application. Some lock washers come in a ring shape the others can be star-shaped with an outer ring of teeth.


What is the use of the Lock Washer?


The lock washer prevents nuts and bolts from turning, slipping and coming loose because of vibration and twist. The basic functionality of lock washer is to hold nut and bolt in place.


What are the types of Lock Washers?


You can choose from helical also known as a split washer, external-tooth also known as star washer, pyramid-type or dome-type lock washer.


The helical lock washer is in shape of the ring with uneven ends. The edge of the ring grabs onto fastener material to keep it from moving.


External-tooth lock washer has teeth located on the outside of the ring and it is most suitable for large fasteners heads.


Pyramid-type lock washers are required for any jobs that need high-tightening torques.


Dome-type lock washers are recommended for use with thin and soft materials


What materials are Lock Washers made from?


You can choose from:



  • aluminium

  • stainless steel

  • K-Monel

  • bronze

  • zinc

  • phosphor bronze alloy

  • carbon steel

Suitable for a wide field of applications:


  • Mechanical Engineering

  • Wind Energy Technology

  • Automotive Industry

  • Agriculture and Forestry

  • Railway

  • Marine

  • Household appliances such as air handlers and clothes washers

...
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Description Price For Screw/Bolt Size Washer Type Inside Diameter Outside Diameter Material Stainless Steel Type Finish Thickness
RS Stock No. 289-691
BrandRS PRO
MYR50.04
1 Bag of 50
Bag(s)
M6 Crinkle 6.48mm 11.37mm Copper - Plain 0.4mm
RS Stock No. 849-439
BrandRS PRO
MYR755.96
Each
units
BA - - - Steel - Zinc Plated -
RS Stock No. 428-622
BrandRS PRO
MYR13.28
1 Bag of 100
Bag(s)
M2.5 Crinkle 2.75mm 5.71mm Stainless Steel A2 304 Plain 0.16mm
RS Stock No. 526-596
BrandRS PRO
MYR21.71
1 Bag of 250
Bag(s)
M4 Internal Tooth 4.3mm 8mm Steel - Bright Zinc Plated 0.5mm
RS Stock No. 289-657
BrandRS PRO
MYR14.16
1 Bag of 100
Bag(s)
M3 Crinkle 3.26mm 6.29mm Copper - Plain 0.16mm
RS Stock No. 276-831
BrandRS PRO
MYR19.17
1 Bag of 250
Bag(s)
M2.5 External Tooth 2.7mm 5.5mm Steel - Bright Zinc Plated 0.3mm
RS Stock No. 819-9827
Mfr. Part No.HLS-8
BrandHeico
MYR122.47
1 Bag of 50
Bag(s)
- Wedge Lock 8.6mm 13.5mm Unalloyed Steel - - -
RS Stock No. 665-7299
BrandRS PRO
MYR23.15
1 Bag of 100
Bag(s)
M3 Internal Tooth 3.2mm 6mm Stainless Steel A4 316 Plain 0.4mm
RS Stock No. 428-638
BrandRS PRO
MYR15.61
1 Bag of 100
Bag(s)
M3 Crinkle 3.26mm 6.29mm Stainless Steel A2 304 Plain 0.16mm
RS Stock No. 289-679
BrandRS PRO
MYR30.48
1 Bag of 100
Bag(s)
M4 Crinkle 4.36mm 7.99mm Copper - Plain 0.28mm
RS Stock No. 428-688
BrandRS PRO
MYR43.61
1 Bag of 50
Bag(s)
M8 Crinkle 8.48mm 14.87mm Stainless Steel A2 304 Plain 0.4mm
RS Stock No. 819-9855
Mfr. Part No.HLS-12S
BrandHeico
MYR74.36
1 Bag of 5
Bag(s)
- Wedge Lock 13mm 19.5mm Stainless Steel A4 316 - -
RS Stock No. 276-847
BrandRS PRO
MYR22.58
1 Bag of 250
Bag(s)
M3 External Tooth 3.2mm 6mm Steel - Bright Zinc Plated 0.4mm
RS Stock No. 819-9858
Mfr. Part No.HLS-16S
BrandHeico
MYR124.07
1 Bag of 5
Bag(s)
- Wedge Lock 17mm 25.4mm Stainless Steel A4 316 - -
RS Stock No. 914-3349
Mfr. Part No.H-HLB-4
BrandHeico
MYR95.99
1 Bag of 50
Bag(s)
M4 Wedge Lock 4.4mm 9mm Carbon Steel - Zinc 1.7mm
RS Stock No. 819-9814
Mfr. Part No.HLS-5
BrandHeico
MYR107.59
1 Bag of 50
Bag(s)
- Wedge Lock 5.4mm 9mm Unalloyed Steel - - -
RS Stock No. 737-7708
Mfr. Part No.H-37-2
BrandBourns
MYR0.434
Each (In a Pack of 10)
units
- - - - - - - -
RS Stock No. 167-4685
Mfr. Part No.H-37-2
BrandBourns
MYR0.31
Each (In a Box of 1000)
units
- - - - - - - -
RS Stock No. 914-3377
Mfr. Part No.WLRS06
BrandHeico
MYR174.09
1 Bag of 50
Bag(s)
M6 Ring Lock 6.5mm 10.8mm Steel - Zinc 1.5mm
RS Stock No. 187-0585
BrandRS PRO
MYR13.28
1 Bag of 100
Bag(s)
M4 Internal Tooth 4.3mm 8mm Stainless Steel A2 304 Plain 0.5mm