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. 849-439
BrandRS PRO
HK$768.31
Each
units
BA - - - Steel - Zinc Plated -
RS Stock No. 428-672
BrandRS PRO
HK$40.05
1 Bag of 50
Bag(s)
M6 Crinkle 6.48mm 11.37mm Stainless Steel A2 304 Plain 0.4mm
RS Stock No. 172-0874
BrandRS PRO
HK$102.30
1 Bag of 40
Bag(s)
- - 4.8mm 14.4mm - - - 8.2mm
RS Stock No. 195-0718
Mfr. Part No.A114021
BrandAmphenol
HK$17.615
Each (In a Box of 100)
units
- - 38.4mm - Stainless Steel - - 1.57mm
RS Stock No. 187-0557
BrandRS PRO
HK$31.34
1 Bag of 100
Bag(s)
M3 Internal Tooth 3.2mm 6mm Stainless Steel A2 304 Plain 0.4mm
RS Stock No. 187-0614
BrandRS PRO
HK$70.69
1 Bag of 100
Bag(s)
M8 Internal Tooth 8.4mm 15mm Stainless Steel A2 304 Plain 0.8mm
RS Stock No. 914-3409
Mfr. Part No.WLRS06SS
BrandHeico
HK$163.71
1 Bag of 10
Bag(s)
M6 Ring Lock 6.5mm 10.8mm Stainless Steel A4 316 - 1.5mm
RS Stock No. 187-0664
BrandRS PRO
HK$238.28
1 Bag of 50
Bag(s)
M20 Internal Tooth 21mm 33mm Stainless Steel A2 304 Plain 1.4mm
RS Stock No. 530-135
BrandRS PRO
HK$57.47
1 Bag of 100
Bag(s)
M10 Internal Tooth 10.5mm 18mm Steel - Bright Zinc Plated 0.9mm
RS Stock No. 665-7315
BrandRS PRO
HK$75.34
1 Bag of 50
Bag(s)
M8 Internal Tooth 8.4mm 15mm Stainless Steel A4 316 Plain 0.8mm
RS Stock No. 914-3358
Mfr. Part No.WLB05
BrandHeico
HK$184.02
1 Bag of 50
Bag(s)
M5 Wedge Lock 5.4mm 10.8mm Carbon Steel - Zinc 1.7mm
RS Stock No. 914-3395
Mfr. Part No.H-HLRS-20
BrandHeico
HK$285.43
1 Bag of 10
Bag(s)
M20 Ring Lock 21.7mm 30.7mm Steel - Zinc 3.5mm
RS Stock No. 914-3418
Mfr. Part No.H-HLRS-16S
BrandHeico
HK$309.57
1 Bag of 5
Bag(s)
M16 Ring Lock 17mm 25.4mm Stainless Steel A4 316 - 3.5mm
RS Stock No. 914-3377
Mfr. Part No.WLRS06
BrandHeico
HK$298.58
1 Bag of 50
Bag(s)
M6 Ring Lock 6.5mm 10.8mm Steel - Zinc 1.5mm
RS Stock No. 530-129
BrandRS PRO
HK$35.99
1 Bag of 100
Bag(s)
M8 Internal Tooth 8.4mm 15mm Steel - Bright Zinc Plated 0.8mm
RS Stock No. 289-736
BrandRS PRO
HK$46.99
1 Bag of 100
Bag(s)
4BA Crinkle 4.36mm 7.99mm Copper - Plain 0.28mm
RS Stock No. 195-0714
Mfr. Part No.A112264
BrandAmphenol
HK$17.615
Each (In a Box of 100)
units
- - 43.2mm - Stainless Steel - - 1.57mm
RS Stock No. 914-3355
Mfr. Part No.WLB08
BrandHeico
HK$114.71
1 Bag of 25
Bag(s)
M8 Wedge Lock 8.6mm 16.6mm Carbon Steel - Zinc 2.7mm
RS Stock No. 914-3392
Mfr. Part No.WLRS16
BrandHeico
HK$184.87
1 Bag of 10
Bag(s)
M16 Ring Lock 17mm 25.4mm Steel - Zinc 3.5mm
RS Stock No. 167-4685
Mfr. Part No.H-37-2
BrandBourns
HK$0.628
Each (In a Box of 1000)
units
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