Lock Washers

Lock Washers
  • Dorman® - 3/4" SAE Steel (Grade 5) Natural Split-Lock Washers (10 Pieces)
    Dorman®3/4" SAE Steel (Grade 5) Natural Split-Lock Washers (10 Pieces) (818-017BX)
    0
    # mpn4671542336
    3/4" SAE Steel (Grade 5) Natural Split-Lock Washers (10 Pieces) (818-017BX) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $6.64
  • Dorman® - 3/4" SAE Steel (Grade 5) Natural Split-Lock Washers (50 Pieces)
    Dorman®3/4" SAE Steel (Grade 5) Natural Split-Lock Washers (50 Pieces) (818-017)
    0
    # mpn1296805884
    3/4" SAE Steel (Grade 5) Natural Split-Lock Washers (50 Pieces) (818-017) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $12.91
  • Dorman® - 3/4" SAE Steel (Grade 8) Yellow Zinc Split-Lock Washers (10 Pieces)
    Dorman®3/4" SAE Steel (Grade 8) Yellow Zinc Split-Lock Washers (10 Pieces) (870-017BX)
    0
    # mpn4671542323
    3/4" SAE Steel (Grade 8) Yellow Zinc Split-Lock Washers (10 Pieces) (870-017BX) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers,...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $7.65
  • Dorman® - 3/8" SAE Steel (Grade 8) Yellow Zinc Split-Lock Washers (40 Pieces)
    Dorman®3/8" SAE Steel (Grade 8) Yellow Zinc Split-Lock Washers (40 Pieces) (870-012BX)
    0
    # mpn4671542330
    3/8" SAE Steel (Grade 8) Yellow Zinc Split-Lock Washers (40 Pieces) (870-012BX) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers,...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $6.64
  • Dorman® - 4.0 mm Metric Steel (Class 8) Zinc Split-Lock Washers (150 Pieces)
    Dorman®4.0 mm Metric Steel (Class 8) Zinc Split-Lock Washers (150 Pieces) (879-004)
    0
    # mpn1296822472
    4.0 mm Metric Steel (Class 8) Zinc Split-Lock Washers (150 Pieces) (879-004) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $6.58
  • Dorman® - 4.0 mm Metric Steel (Class 8) Zinc Split-Lock Washers (40 Pieces)
    Dorman®4.0 mm Metric Steel (Class 8) Zinc Split-Lock Washers (40 Pieces) (879-004BX)
    0
    # mpn4671542341
    4.0 mm Metric Steel (Class 8) Zinc Split-Lock Washers (40 Pieces) (879-004BX) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $6.64
  • Dorman® - 5.0 mm Metric Steel (Class 8) Zinc Split-Lock Washers (45 Pieces)
    Dorman®5.0 mm Metric Steel (Class 8) Zinc Split-Lock Washers (45 Pieces) (879-005BX)
    0
    # mpn4671542324
    5.0 mm Metric Steel (Class 8) Zinc Split-Lock Washers (45 Pieces) (879-005BX) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $6.64
  • Dorman® - 5/16" SAE Steel (Grade 5) Zinc Split-Lock Washers (50 Pieces)
    Dorman®5/16" SAE Steel (Grade 5) Zinc Split-Lock Washers (50 Pieces) (799-035)
    0
    # mpn1296793291
    5/16" SAE Steel (Grade 5) Zinc Split-Lock Washers (50 Pieces) (799-035) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $4.46
  • Dorman® - 5/16" SAE Steel (Grade 5) Zinc Split-Lock Washers (50 Pieces)
    Dorman®5/16" SAE Steel (Grade 5) Zinc Split-Lock Washers (50 Pieces) (799-031)
    0
    # mpn1296793265
    5/16" SAE Steel (Grade 5) Zinc Split-Lock Washers (50 Pieces) (799-031) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $4.42
  • Dorman® - 5/16" SAE Steel (Grade 8) Yellow Zinc Split-Lock Washers (40 Pieces)
    Dorman®5/16" SAE Steel (Grade 8) Yellow Zinc Split-Lock Washers (40 Pieces) (870-011BX)
    0
    # mpn4671542338
    5/16" SAE Steel (Grade 8) Yellow Zinc Split-Lock Washers (40 Pieces) (870-011BX) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers,...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $6.20
  • Dorman® - 6.0 mm Metric Steel (Class 8) Zinc Split-Lock Washers (40 Pieces)
    Dorman®6.0 mm Metric Steel (Class 8) Zinc Split-Lock Washers (40 Pieces) (879-006BX)
    0
    # mpn4671542326
    6.0 mm Metric Steel (Class 8) Zinc Split-Lock Washers (40 Pieces) (879-006BX) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $6.64
  • Dorman® - 6.0 mm Steel Zinc Wave Washers (45 Pieces)
    Dorman®6.0 mm Steel Zinc Wave Washers (45 Pieces) (879-106BX)
    0
    # mpn4671542333
    6.0 mm Steel Zinc Wave Washers (45 Pieces) (879-106BX) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber washers and many other...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $7.65
  • Dorman® - 7.0 mm Steel Zinc Wave Washers (75 Pieces)
    Dorman®7.0 mm Steel Zinc Wave Washers (75 Pieces) (879-107)
    0
    # mpn1296822481
    7.0 mm Steel Zinc Wave Washers (75 Pieces) (879-107) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber washers and many other...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $7.89
  • Dorman® - 8.0 mm Steel Zinc Wave Washers (40 Pieces)
    Dorman®8.0 mm Steel Zinc Wave Washers (40 Pieces) (879-108BX)
    0
    # mpn4671542334
    8.0 mm Steel Zinc Wave Washers (40 Pieces) (879-108BX) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber washers and many other...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $7.65
  • Dorman® - M10 Steel (Class 10.9) Split-Lock Washers (8 Pieces)
    Dorman®M10 Steel (Class 10.9) Split-Lock Washers (8 Pieces) (965-810)
    0
    # mpn1296861673
    M10 Steel (Class 10.9) Split-Lock Washers (8 Pieces) (965-810) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber washers and...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $3.43
  • Dorman® - M8 Steel (Class 10.9) Split-Lock Washers (8 Pieces)
    Dorman®M8 Steel (Class 10.9) Split-Lock Washers (8 Pieces) (965-808)
    0
    # mpn1296861674
    M8 Steel (Class 10.9) Split-Lock Washers (8 Pieces) (965-808) by Dorman®. Dorman offers a comprehensive variety of washers for almost any automotive fastening job. Flat washers, split lock washers, fender washers, fiber washers and many...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $3.43
  • Handi-Man Marine® - #10 Stainless Steel Split-Lock Washers (20 Pieces)
    Handi-Man Marine®#10 Stainless Steel Split-Lock Washers (20 Pieces) (197)
    0
    # mpn4748338555
    #10 Stainless Steel Split-Lock Washers (20 Pieces) (197) by Handi-Man Marine®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $3.64
  • Handi-Man Marine® - #6 Lock Washers (30 Pieces)
    Handi-Man Marine®#6 Lock Washers (30 Pieces) (195)
    0
    # mpn4693037623
    #6 Lock Washers (30 Pieces) (195) by Handi-Man Marine®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $2.87
  • Handi-Man Marine® - #8 Stainless Steel Split-Lock Washers (30 Pieces)
    Handi-Man Marine®#8 Stainless Steel Split-Lock Washers (30 Pieces) (196)
    0
    # mpn4748338597
    #8 Stainless Steel Split-Lock Washers (30 Pieces) (196) by Handi-Man Marine®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $3.74
  • Handi-Man Marine® - 1/4" Lock Washers (10 Pieces)
    Handi-Man Marine®1/4" Lock Washers (10 Pieces) (198)
    0
    # mpn4693037624
    1/4" Lock Washers (10 Pieces) (198) by Handi-Man Marine®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $3.74
  • Install Bay® - #8 Spilt-Lock Washers (100 Pieces)
    Install Bay®#8 Spilt-Lock Washers (100 Pieces) (ELW8P)
    0
    # mpn4671541886
    #8 Spilt-Lock Washers (100 Pieces) by Install Bay®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $7.65
  • Marine Fasteners® - #10 SAE Stainless Steel Split-Lock Washer
    Marine Fasteners®#10 SAE Stainless Steel Split-Lock Washer (010NLKWS-1418)
    0
    # mpn4766125962
    #10 SAE Stainless Steel Split-Lock Washer (010NLKWS-1418) by Marine Fasteners®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $14.98
  • Marine Fasteners® - #10 Stainless Steel Split-Lock Washers (100 Pieces)
    Marine Fasteners®#10 Stainless Steel Split-Lock Washers (100 Pieces) (B197)
    0
    # mpn4895320907
    #10 Stainless Steel Split-Lock Washers (100 Pieces) (B197) by Marine Fasteners®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $6.63
  • Marine Fasteners® - #6 SAE Stainless Steel Split-Lock Washer
    Marine Fasteners®#6 SAE Stainless Steel Split-Lock Washer (006NLKWS-1416)
    0
    # mpn4766125822
    #6 SAE Stainless Steel Split-Lock Washer (006NLKWS-1416) by Marine Fasteners®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $10.97
  • Marine Fasteners® - #6 Stainless Steel Split-Lock Washers (100 Pieces)
    Marine Fasteners®#6 Stainless Steel Split-Lock Washers (100 Pieces) (B195)
    0
    # mpn1589744668
    #6 Stainless Steel Split-Lock Washers (100 Pieces) (B195) by Marine Fasteners®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $6.51
  • Marine Fasteners® - #8 SAE Stainless Steel Split-Lock Washer
    Marine Fasteners®#8 SAE Stainless Steel Split-Lock Washer (008NLKWS-1417)
    0
    # mpn4766125875
    #8 SAE Stainless Steel Split-Lock Washer (008NLKWS-1417) by Marine Fasteners®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $5.69
  • Marine Fasteners® - 1/2" SAE Stainless Steel Split-Lock Washer
    Marine Fasteners®1/2" SAE Stainless Steel Split-Lock Washer (050NLKWS-1424)
    0
    # mpn4766125936
    1/2" SAE Stainless Steel Split-Lock Washer (050NLKWS-1424) by Marine Fasteners®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $25.69
  • Marine Fasteners® - 1/2" Stainless Steel Split-Lock Washers (50 Pieces)
    Marine Fasteners®1/2" Stainless Steel Split-Lock Washers (50 Pieces) (B199B)
    0
    # mpn4895320905
    1/2" Stainless Steel Split-Lock Washers (50 Pieces) (B199B) by Marine Fasteners®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $20.35
  • Marine Fasteners® - 5/16" Stainless Steel Split-Lock Washers (100 Pieces)
    Marine Fasteners®5/16" Stainless Steel Split-Lock Washers (100 Pieces) (B199)
    0
    # mpn4895320891
    5/16" Stainless Steel Split-Lock Washers (100 Pieces) (B199) by Marine Fasteners®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $11.67
  • Marine Fasteners® - M10 Metric Stainless Steel Split-Lock Washer
    Marine Fasteners®M10 Metric Stainless Steel Split-Lock Washer (M10NLKWS-6243)
    0
    # mpn4766126053
    M10 Metric Stainless Steel Split-Lock Washer (M10NLKWS-6243) by Marine Fasteners®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $8.72




Bolted joints can loosen due to different factors, but whatever the reason, loosening may lead to dangerous accidents. In order to prevent them, lock washers are utilized. They can be basically divided into three categories: spring action (or wave), toothed, and split-lock washers. The parts of the first category get compressed as the fastener is being tightened, and the resulting back tension counters loosening. The work of the second category is based on a ratchet action, as a washer bites into the nut and the surface it contacts. Although they are broadly applied, these lock washers can cause scrapes on the coupled surfaces.

As for split-lock washers, they follow a similar principle. In each case, a lock washer will make the connection more reliable and resistant to vibration. Browse a broad selection of these products introduced in our store. We carry all the types mentioned above, and they are available in different sizes to suit as many applications as your project may require. Made of quality materials, they comply with existing industry standards. Use them confidently, and they will keep your threaded connections as tight as you need them to be.

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