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. 276-910
BrandRS PRO
kr 93,62
1 Bag of 100
Bag(s)
M12 External Tooth 13mm 20.5mm Steel - Bright Zinc Plated 1mm
RS Stock No. 276-881
BrandRS PRO
kr 64,31
1 Bag of 250
Bag(s)
M6 External Tooth 6.4mm 11mm Steel - Bright Zinc Plated 0.7mm
RS Stock No. 187-0585
BrandRS PRO
kr 39,98
1 Bag of 100
Bag(s)
M4 Internal Tooth 4.3mm 8mm Stainless Steel A2 304 Plain 0.5mm
RS Stock No. 819-9836
Mfr. Part No.HLS-20
BrandHeico
kr 211,05
1 Bag of 10
Bag(s)
- Wedge Lock 21.4mm 30.7mm Unalloyed Steel - - -
RS Stock No. 819-9818
Mfr. Part No.HLS-6
BrandHeico
kr 223,81
1 Bag of 50
Bag(s)
- Wedge Lock 6.5mm 10.8mm Unalloyed Steel - - -
RS Stock No. 289-635
BrandRS PRO
kr 27,12
1 Bag of 100
Bag(s)
M2 Crinkle 2.25mm 4.51mm Copper - Plain 0.16mm
RS Stock No. 819-9811
Mfr. Part No.HLS-4
BrandHeico
kr 205,17
1 Bag of 50
Bag(s)
- Wedge Lock 4.4mm 7.6mm Unalloyed Steel - - -
RS Stock No. 172-0873
BrandRS PRO
kr 162,70
1 Bag of 40
Bag(s)
- - 4.85mm 14mm TPE - - 8.1mm
RS Stock No. 172-0874
BrandRS PRO
kr 115,34
1 Bag of 40
Bag(s)
- - 4.8mm 14.4mm - - - 8.2mm
RS Stock No. 914-3351
Mfr. Part No.WLB06
BrandHeico
kr 229,59
1 Bag of 50
Bag(s)
M6 Wedge Lock 6.5mm 13.5mm Carbon Steel - Zinc 1.7mm
RS Stock No. 187-0614
BrandRS PRO
kr 81,36
1 Bag of 100
Bag(s)
M8 Internal Tooth 8.4mm 15mm Stainless Steel A2 304 Plain 0.8mm
RS Stock No. 187-0664
BrandRS PRO
kr 271,18
1 Bag of 50
Bag(s)
M20 Internal Tooth 21mm 33mm Stainless Steel A2 304 Plain 1.4mm
New
RS Stock No. 195-0715
Mfr. Part No.A112264
BrandAmphenol
kr 26,245
Each (In a Pack of 2)
Units
- - 43.2mm - Stainless Steel - - 1.57mm
RS Stock No. 914-3373
Mfr. Part No.H-HLRS-5
BrandHeico
kr 327,89
1 Bag of 50
Bag(s)
M5 Ring Lock 5.4mm 9mm Steel - Zinc 1.5mm
RS Stock No. 276-847
BrandRS PRO
kr 45,06
1 Bag of 250
Bag(s)
M3 External Tooth 3.2mm 6mm Steel - Bright Zinc Plated 0.4mm
RS Stock No. 819-9824
Mfr. Part No.HLS-12
BrandHeico
kr 120,93
1 Bag of 10
Bag(s)
- Wedge Lock 13mm 19.5mm Unalloyed Steel - - -
New
RS Stock No. 195-0718
Mfr. Part No.A114021
BrandAmphenol
kr 17,089
Each (In a Box of 100)
Units
- - 38.4mm - Stainless Steel - - 1.57mm
RS Stock No. 819-9858
Mfr. Part No.HLS-16S
BrandHeico
kr 246,54
1 Bag of 5
Bag(s)
- Wedge Lock 17mm 25.4mm Stainless Steel A4 316 - -
RS Stock No. 914-3406
Mfr. Part No.WLRS10SS
BrandHeico
kr 245,84
1 Bag of 10
Bag(s)
M10 Ring Lock 10.7mm 16.6mm Stainless Steel A4 316 - 2.5mm
RS Stock No. 187-0658
BrandRS PRO
kr 183,95
1 Bag of 50
Bag(s)
M16 Internal Tooth 17mm 26mm Stainless Steel A2 304 Plain 1.2mm
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