Skip to content
Free shipping on orders $250 and up!
Free shipping on orders $250 and up!

Lock Washers

  • 15/32" x 19/32" Zinc Plated Steel Lock Washers
    $12.77 - $12.77
    $12.77
    $12.77 - $12.77
    $12.77

    15/32" x 19/32" Zinc Plated Steel Lock Washers (20 pcs.)

    Monster Fastener
    Only 8 left!

    Diameter: 15/32"Diameter 2: 19/32"Thickness: 1/32"Material: SteelFinish: ZincNominal Size: 15/32"Style: Internal ToothType: Lock WasherApplication:...

    View full details
    $12.77 - $12.77
    $12.77
    $12.77 - $12.77
    $12.77
  • #10 x 3/16" x 27/64" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers
    $9.58 - $9.58
    $9.58
    $9.58 - $9.58
    $9.58

    #10 x 3/16" x 27/64" Zinc Internal Tooth Lock Washers (100 pcs)

    Monster Fastener
    Only 7 left!

    Diameter: 3/16"Diameter 2: 27/64"Thickness: 3/64"Material: SteelFinish: ZincHardness: Grade 2Nominal Size: #10 (3/16")Style: Internal ToothType: Lo...

    View full details
    $9.58 - $9.58
    $9.58
    $9.58 - $9.58
    $9.58
  • #2 x 5/64" x 13/64" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers
    $9.03 - $9.03
    $9.03
    $9.03 - $9.03
    $9.03

    #2 x 5/64" x 13/64" Zinc Grade 2 Internal Tooth Lock Washers (100 pcs)

    Monster Fastener
    10+ in stock

    Diameter: 5/64"Diameter 2: 13/64"Thickness: 1/32"Material: SteelFinish: ZincHardness: Grade 2Nominal Size: #2Style: Internal ToothType: Lock Washer...

    View full details
    $9.03 - $9.03
    $9.03
    $9.03 - $9.03
    $9.03
  • #4 x 7/64" x 9/32" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers
    $9.18 - $9.18
    $9.18
    $9.18 - $9.18
    $9.18

    #4 x 7/64" x 9/32" Zinc Grade 2 Internal Tooth Lock Washers (100 pcs)

    Monster Fastener
    10+ in stock

    Diameter: 7/64"Diameter 2: 9/32"Thickness: 1/32"Material: SteelFinish: ZincHardness: Grade 2Nominal Size: #4Style: Internal ToothType: Lock WasherA...

    View full details
    $9.18 - $9.18
    $9.18
    $9.18 - $9.18
    $9.18
  • #6 x 9/64" x 19/64" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers
    $9.35 - $9.35
    $9.35
    $9.35 - $9.35
    $9.35

    #6 x 9/64" x 19/64" Zinc Grade 2 Internal Tooth Lock Washers (100 pcs)

    Monster Fastener
    10+ in stock

    Diameter: 9/64"Diameter 2: 19/64"Thickness: 1/32"Material: SteelFinish: ZincHardness: Grade 2Nominal Size: #6 (1/8")Style: Internal ToothType: Lock...

    View full details
    $9.35 - $9.35
    $9.35
    $9.35 - $9.35
    $9.35
  • #8 x 5/32" x 11/32" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers
    $9.49 - $9.49
    $9.49
    $9.49 - $9.49
    $9.49

    #8 x 5/32" x 11/32" Zinc Grade 2 Internal Tooth Lock Washers (100 pcs)

    Monster Fastener
    10+ in stock

    Diameter: 5/32"Diameter 2: 11/32"Thickness: 3/64"Material: SteelFinish: ZincHardness: Grade 2Nominal Size: #8 (5/32")Style: Internal ToothType: Loc...

    View full details
    $9.49 - $9.49
    $9.49
    $9.49 - $9.49
    $9.49
  • #12 x 7/32" x 13/32" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers
    $10.15 - $10.15
    $10.15
    $10.15 - $10.15
    $10.15

    #12 x 7/32" x 13/32" Zinc Internal Tooth Lock Washers (100 pcs)

    Monster Fastener
    10+ in stock

    Diameter: 7/32"Diameter 2: 13/32"Thickness: 3/64"Material: SteelFinish: ZincHardness: Grade 2Nominal Size: #12 (7/32")Style: Internal ToothType: Lo...

    View full details
    $10.15 - $10.15
    $10.15
    $10.15 - $10.15
    $10.15
  • 1/4" x 31/64" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers
    $10.47 - $10.47
    $10.47
    $10.47 - $10.47
    $10.47

    1/4" x 31/64" Zinc Grade 2 Internal Tooth Lock Washers (100 pcs)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 31/64"Thickness: 3/64"Material: SteelFinish: ZincHardness: Grade 2Nominal Size: #14 (1/4")Style: Internal ToothType: Lock...

    View full details
    $10.47 - $10.47
    $10.47
    $10.47 - $10.47
    $10.47
  • 5/16" x 45/64" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers
    $11.03 - $11.03
    $11.03
    $11.03 - $11.03
    $11.03

    5/16" x 45/64" Zinc Grade 2 Internal Tooth Lock Washers (100 pcs)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 45/64"Thickness: 1/16"Material: SteelFinish: ZincHardness: Grade 2Nominal Size: 5/16"Style: Internal ToothType: Lock Was...

    View full details
    $11.03 - $11.03
    $11.03
    $11.03 - $11.03
    $11.03
  • 3/8" x 45/64" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers
    $11.79 - $11.97
    $11.79 - $11.97
    $11.79 - $11.97
    $11.79

    3/8" x 45/64" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 45/64"Thickness: 1/16"Material: SteelFinish: ZincHardness: Grade 2Nominal Size: 3/8"Style: Internal ToothType: Lock Washe...

    View full details
    $11.79 - $11.97
    $11.79 - $11.97
    $11.79 - $11.97
    $11.79
  • 7/16" x 51/64" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers
    $14.22 - $14.22
    $14.22
    $14.22 - $14.22
    $14.22

    7/16" x 51/64" Zinc Grade 2 Internal Tooth Lock Washers (100 pcs)

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Diameter 2: 51/64"Thickness: 1/16"Material: SteelFinish: ZincHardness: Grade 2Nominal Size: 7/16"Style: Internal ToothType: Lock Was...

    View full details
    $14.22 - $14.22
    $14.22
    $14.22 - $14.22
    $14.22
  • 1/2" x 9/16" x 49/64" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers
    $15.74 - $15.74
    $15.74
    $15.74 - $15.74
    $15.74

    1/2" x 9/16" x 49/64" Zinc Internal Tooth Lock Washers (100 pcs)

    Monster Fastener
    10+ in stock

    Diameter: 9/16"Diameter 2: 49/64"Thickness: 5/64"Material: SteelFinish: ZincHardness: Grade 2Nominal Size: 1/2"Style: Internal ToothType: Lock Wash...

    View full details
    $15.74 - $15.74
    $15.74
    $15.74 - $15.74
    $15.74
  • 15/32" x 19/32" Zinc Plated Steel Lock Washers
    $10.55 - $10.55
    $10.55
    $10.55 - $10.55
    $10.55

    15/32" x 19/32" Zinc Plated Steel Lock Washers (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 15/32"Diameter 2: 19/32"Thickness: 1/32"Material: SteelFinish: ZincNominal Size: 15/32"Style: Internal ToothType: Lock WasherApplication:...

    View full details
    $10.55 - $10.55
    $10.55
    $10.55 - $10.55
    $10.55
  • #6 x 9/64" x 19/64" Chrome Plated Grade 8 Steel Internal Tooth Lock Washers
    $11.20 - $11.20
    $11.20
    $11.20 - $11.20
    $11.20

    #6 x 9/64" x 19/64" Chrome Grade 8 Internal Tooth Lock Washers (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 9/64"Diameter 2: 19/64"Thickness: 1/32"Material: SteelFinish: ChromeHardness: Grade 8Nominal Size: 1/8" (#6)Style: Internal ToothType: Lo...

    View full details
    $11.20 - $11.20
    $11.20
    $11.20 - $11.20
    $11.20
  • #10 x 3/16" x 27/64" Chrome Plated Grade 8 Steel Internal Tooth Lock Washers
    $11.47 - $11.47
    $11.47
    $11.47 - $11.47
    $11.47

    #10 x 3/16" x 27/64" Chrome Grade 8 Internal Tooth Lock Washers (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/16"Diameter 2: 27/64"Thickness: 3/64"Material: SteelFinish: ChromeHardness: Grade 8Nominal Size: 3/16" (#10)Style: Internal ToothType: ...

    View full details
    $11.47 - $11.47
    $11.47
    $11.47 - $11.47
    $11.47
  • 1/4" x 31/64" Chrome Plated Grade 8 Steel Internal Tooth Lock Washers
    $11.65 - $11.65
    $11.65
    $11.65 - $11.65
    $11.65

    1/4" x 31/64" Chrome Grade 8 Internal Tooth Lock Washers (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 31/64"Thickness: 3/64"Material: SteelFinish: ChromeHardness: Grade 8Nominal Size: 1/4" (#14)Style: Internal ToothType: Lo...

    View full details
    $11.65 - $11.65
    $11.65
    $11.65 - $11.65
    $11.65
  • 5/16" x 45/64" Chrome Plated Grade 8 Steel Internal Tooth Lock Washers
    $11.83 - $11.83
    $11.83
    $11.83 - $11.83
    $11.83

    5/16" x 45/64" Chrome Grade 8 Internal Tooth Lock Washers (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 45/64"Thickness: 1/16"Material: SteelFinish: ChromeHardness: Grade 8Nominal Size: 5/16"Style: Internal ToothType: Lock W...

    View full details
    $11.83 - $11.83
    $11.83
    $11.83 - $11.83
    $11.83
  • 3/8" x 45/64" Chrome Plated Grade 8 Steel Internal Tooth Lock Washers
    $12.09 - $12.09
    $12.09
    $12.09 - $12.09
    $12.09

    3/8" x 45/64" Chrome Grade 8 Internal Tooth Lock Washers (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 45/64"Thickness: 1/16"Material: SteelFinish: ChromeHardness: Grade 8Nominal Size: 3/8"Style: Internal ToothType: Lock Was...

    View full details
    $12.09 - $12.09
    $12.09
    $12.09 - $12.09
    $12.09
  • 7/16" x 51/64" Chrome Plated Grade 8 Steel Internal Tooth Lock Washers
    $12.45 - $12.45
    $12.45
    $12.45 - $12.45
    $12.45

    7/16" x 51/64" Chrome Grade 8 Internal Tooth Lock Washers (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Diameter 2: 51/64"Thickness: 1/16"Material: SteelFinish: ChromeHardness: Grade 8Nominal Size: 7/16"Style: Internal ToothType: Lock W...

    View full details
    $12.45 - $12.45
    $12.45
    $12.45 - $12.45
    $12.45
  • 1/2" x 49/64" Chrome Plated Grade 8 Steel Internal Tooth Lock Washers
    $12.81 - $12.81
    $12.81
    $12.81 - $12.81
    $12.81

    1/2" x 49/64" Chrome Grade 8 Internal Tooth Lock Washers (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Diameter 2: 49/64"Thickness: 5/64"Material: SteelFinish: ChromeHardness: Grade 8Nominal Size: 1/2"Style: Internal ToothType: Lock Was...

    View full details
    $12.81 - $12.81
    $12.81
    $12.81 - $12.81
    $12.81
  • 9/16" x 31/32" Chrome Plated Grade 8 Steel Internal Tooth Lock Washers
    $13.17 - $13.17
    $13.17
    $13.17 - $13.17
    $13.17

    9/16" x 31/32" Chrome Grade 8 Internal Tooth Lock Washers (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 9/16"Diameter 2: 31/32"Thickness: 1/16"Material: SteelFinish: ChromeHardness: Grade 8Nominal Size: 1/16"Style: Internal ToothType: Lock W...

    View full details
    $13.17 - $13.17
    $13.17
    $13.17 - $13.17
    $13.17
  • #4 x 7/64" x 9/32" 18-8 Stainless Steel Internal Tooth Lock Washers
    $8.65 - $8.65
    $8.65
    $8.65 - $8.65
    $8.65

    #4 x 7/64" x 9/32" 18-8 Stainless Internal Tooth Lock Washers (50 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 7/64"Diameter 2: 9/32"Thickness: 1/32"Material: Stainless SteelHardness: 18-8Nominal Size: #4Style: Internal ToothType: Lock WasherApplic...

    View full details
    $8.65 - $8.65
    $8.65
    $8.65 - $8.65
    $8.65
  • #6 x 9/64" x 19/64" 18-8 Stainless Steel Internal Tooth Lock Washers
    $8.99 - $8.99
    $8.99
    $8.99 - $8.99
    $8.99

    #6 x 9/64" x 19/64" 18-8 Stainless Internal Tooth Lock Washers (40 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 9/64"Diameter 2: 19/64"Thickness: 1/32"Material: Stainless SteelHardness: 18-8Nominal Size: #6Style: Internal ToothType: Lock WasherAppli...

    View full details
    $8.99 - $8.99
    $8.99
    $8.99 - $8.99
    $8.99
  • #8 x 5/32" x 11/32" 18-8 Stainless Steel Internal Tooth Lock Washers
    $9.01 - $9.01
    $9.01
    $9.01 - $9.01
    $9.01

    #8 x 5/32" x 11/32" 18-8 Stainless Internal Tooth Lock Washers (30 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/32"Thickness: 3/64"Material: Stainless SteelHardness: 18-8Nominal Size: #8Style: Internal ToothType: Lock WasherApplication: Smaller he...

    View full details
    $9.01 - $9.01
    $9.01
    $9.01 - $9.01
    $9.01