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Lock Nuts

  • 3/8"-16 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts
    $9.20 - $9.20
    $9.20
    $9.20 - $9.20
    $9.20

    3/8"-16 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 11/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: 18-8Style: Serra...

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    $9.20 - $9.20
    $9.20
    $9.20 - $9.20
    $9.20
  • 1/2"-13 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts
    $11.93 - $11.93
    $11.93
    $11.93 - $11.93
    $11.93

    1/2"-13 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Diameter 2: 27/32"Thickness: 15/32"Material: Stainless SteelDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: 18-8Style: Serr...

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    $11.93 - $11.93
    $11.93
    $11.93 - $11.93
    $11.93
  • #10-32 18-8 Stainless Steel Fine Thread Serrated Lock Nuts
    $9.06 - $9.06
    $9.06
    $9.06 - $9.06
    $9.06

    #10-32 18-8 Stainless Steel Fine Thread Serrated Lock Nuts (15 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #10Diameter 2: 7/16"Thickness: 3/16"Material: Stainless SteelDriver Type: 3/8" WrenchThread Size: 32 (Fine)Hardness: 18-8Style: SerratedT...

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    $9.06 - $9.06
    $9.06
    $9.06 - $9.06
    $9.06
  • 5/16"-24 18-8 Stainless Steel Fine Thread Serrated Lock Nuts
    $10.02 - $10.02
    $10.02
    $10.02 - $10.02
    $10.02

    5/16"-24 18-8 Stainless Steel Fine Thread Serrated Lock Nuts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 24 (Fine)Hardness: 18-8Style: Serrate...

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    $10.02 - $10.02
    $10.02
    $10.02 - $10.02
    $10.02
  • #4-40 18-8 Stainless Steel Coarse Thread Keps Lock Nuts
    $10.38 - $10.38
    $10.38
    $10.38 - $10.38
    $10.38

    #4-40 18-8 Stainless Steel Coarse Thread Keps Lock Nuts (30 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #4Diameter 2: 9/32"Thickness: 1/8"Material: Stainless SteelDriver Type: 1/4" WrenchThread Size: 40 (Coarse)Hardness: 18-8Style: KepType: ...

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    $10.38 - $10.38
    $10.38
    $10.38 - $10.38
    $10.38
  • #6-32 18-8 Stainless Steel Coarse Thread Keps Lock Nuts
    $10.11 - $10.11
    $10.11
    $10.11 - $10.11
    $10.11

    #6-32 18-8 Stainless Steel Coarse Thread Keps Lock Nuts (25 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #6Diameter 2: 11/32"Thickness: 5/32"Material: Stainless SteelDriver Type: 5/16" WrenchThread Size: 32 (Coarse)Hardness: 18-8Style: KepTyp...

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    $10.11 - $10.11
    $10.11
    $10.11 - $10.11
    $10.11
  • #10-24 18-8 Stainless Steel Coarse Thread Keps Lock Nuts
    $9.22 - $9.22
    $9.22
    $9.22 - $9.22
    $9.22

    #10-24 18-8 Stainless Steel Coarse Thread Keps Lock Nuts (15 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #10Diameter 2: 13/32"Thickness: 5/32"Material: Stainless SteelDriver Type: 3/8" WrenchThread Size: 24 (Coarse)Hardness: 18-8Style: KepTyp...

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    $9.22 - $9.22
    $9.22
    $9.22 - $9.22
    $9.22
  • #10-32 18-8 Stainless Steel Fine Thread Keps Lock Nuts
    $9.40 - $9.40
    $9.40
    $9.40 - $9.40
    $9.40

    #10-32 18-8 Stainless Steel Fine Thread Keps Lock Nuts (15 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #10Diameter 2: 13/32"Thickness: 5/32"Material: Stainless SteelDriver Type: 3/8" WrenchThread Size: 32 (Fine)Hardness: 18-8Style: KepType:...

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    $9.40 - $9.40
    $9.40
    $9.40 - $9.40
    $9.40
  • 3/8"-16 18-8 Stainless Steel Coarse Thread Keps Lock Nuts
    $12.22 - $12.22
    $12.22
    $12.22 - $12.22
    $12.22

    3/8"-16 18-8 Stainless Steel Coarse Thread Keps Lock Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 13/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: 18-8Style: KepTy...

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    $12.22 - $12.22
    $12.22
    $12.22 - $12.22
    $12.22
  • #10-24 x 7/16" Black Chrome Plated Steel Coarse Thread Nylon Insert Lock Nuts
    $15.56 - $15.56
    $15.56
    $15.56 - $15.56
    $15.56

    #10-24 x 7/16" Black Chrome Nylon Insert Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #10Diameter 2: 7/16"Thickness: 1/4"Material: SteelFinish: Black ChromeDriver Type: 3/8" WrenchThread Size: 24 (Coarse)Style: Nylon Insert...

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    $15.56 - $15.56
    $15.56
    $15.56 - $15.56
    $15.56
  • 5/16"-18 Black Chrome Plated Steel Coarse Thread Nylon Insert Lock Nuts
    $12.82 - $12.82
    $12.82
    $12.82 - $12.82
    $12.82

    5/16"-18 Black Chrome Nylon Insert Lock Nuts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 11/32"Material: SteelFinish: Black ChromeDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Style: Nylon In...

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    $12.82 - $12.82
    $12.82
    $12.82 - $12.82
    $12.82
  • 3/8"-16 Black Chrome Plated Steel Coarse Thread Nylon Insert Lock Nuts
    $12.75 - $12.75
    $12.75
    $12.75 - $12.75
    $12.75

    3/8"-16 Black Chrome Nylon Insert Lock Nuts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: Black ChromeDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Style: Nylon I...

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    $12.75 - $12.75
    $12.75
    $12.75 - $12.75
    $12.75
  • 7/16"-14 Black Chrome Plated Steel Coarse Thread Nylon Insert Lock Nuts
    $12.04 - $12.04
    $12.04
    $12.04 - $12.04
    $12.04

    7/16"-14 Black Chrome Nylon Insert Lock Nuts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Diameter 2: 23/32"Thickness: 15/32"Material: SteelFinish: Black ChromeDriver Type: 5/8" WrenchThread Size: 14 (Coarse)Style: Nylon I...

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    $12.04 - $12.04
    $12.04
    $12.04 - $12.04
    $12.04
  • 5/8"-11 Black Chrome Plated Steel Coarse Thread Nylon Insert Lock Nuts
    $12.42 - $12.42
    $12.42
    $12.42 - $12.42
    $12.42

    5/8"-11 Black Chrome Nylon Insert Lock Nuts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 3/4"Material: SteelFinish: Black ChromeDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Style: Nylon I...

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    $12.42 - $12.42
    $12.42
    $12.42 - $12.42
    $12.42
  • 1/4"-28 Black Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts
    Sold out
    $14.31 - $14.31
    $14.31
    $14.31 - $14.31
    $14.31

    1/4"-28 Black Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts (8 pcs.)

    Monster Fastener
    Out of stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 5/16"Material: SteelFinish: Black ChromeDriver Type: 7/16" WrenchThread Size: 28 (Fine)Style: Nylon Insert...

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    $14.31 - $14.31
    $14.31
    $14.31 - $14.31
    $14.31
    Sold out
  • #8-32 Black Zinc Plated Steel Coarse Thread Nylon Insert Lock Nuts
    $8.94 - $8.94
    $8.94
    $8.94 - $8.94
    $8.94

    #8-32 Black Zinc Plated Steel Coarse Thread Nylon Insert Lock Nuts (15 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #8Diameter 2: 13/32"Thickness: 15/64"Material: SteelFinish: Black ZincDriver Type: 7/16" WrenchThread Size: 32 (Coarse)Style: Nylon Inser...

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    $8.94 - $8.94
    $8.94
    $8.94 - $8.94
    $8.94
  • #10-24 Black Zinc Plated Steel Coarse Thread Nylon Insert Lock Nuts
    $8.63 - $8.63
    $8.63
    $8.63 - $8.63
    $8.63

    #10-24 Black Zinc Plated Steel Coarse Thread Nylon Insert Lock Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #10Diameter 2: 7/16"Thickness: 15/64"Material: SteelFinish: Black ZincDriver Type: 3/8" WrenchThread Size: 24 (Coarse)Style: Nylon Insert...

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    $8.63 - $8.63
    $8.63
    $8.63 - $8.63
    $8.63
  • #10-32 Black Oxide Steel Fine Thread Nylon Insert Lock Nuts
    $8.63 - $8.63
    $8.63
    $8.63 - $8.63
    $8.63

    #10-32 Black Oxide Steel Fine Thread Nylon Insert Lock Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #10Diameter 2: 7/16"Thickness: 15/64"Material: SteelFinish: Black OxideDriver Type: 3/8" WrenchThread Size: 32 (Fine)Style: Nylon InsertT...

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    $8.63 - $8.63
    $8.63
    $8.63 - $8.63
    $8.63
  • 5/16"-18 18-8 Stainless Steel Coarse Thread Type C Lock Nuts
    $12.63 - $12.63
    $12.63
    $12.63 - $12.63
    $12.63

    5/16"-18 18-8 Stainless Steel Coarse Thread Type C Lock Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 9/32"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: 18-8Style: Type ...

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    $12.63 - $12.63
    $12.63
    $12.63 - $12.63
    $12.63
  • 3/8"-16 18-8 Stainless Steel Coarse Thread Type C Lock Nuts
    $13.47 - $13.47
    $13.47
    $13.47 - $13.47
    $13.47

    3/8"-16 18-8 Stainless Steel Coarse Thread Type C Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 11/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: 18-8Style: Type ...

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    $13.47 - $13.47
    $13.47
    $13.47 - $13.47
    $13.47
  • 1/2"-13 18-8 Stainless Steel Coarse Thread Type C Lock Nuts
    $16.00 - $16.00
    $16.00
    $16.00 - $16.00
    $16.00

    1/2"-13 18-8 Stainless Steel Coarse Thread Type C Lock Nuts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Diameter 2: 27/32"Thickness: 7/16"Material: Stainless SteelDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: 18-8Style: Type ...

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    $16.00 - $16.00
    $16.00
    $16.00 - $16.00
    $16.00
  • 5/8"-11 18-8 Stainless Steel Coarse Thread Type C Lock Nuts
    $19.40 - $19.40
    $19.40
    $19.40 - $19.40
    $19.40

    5/8"-11 18-8 Stainless Steel Coarse Thread Type C Lock Nuts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 9/16"Material: Stainless SteelDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: 18-8Style: Ty...

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    $19.40 - $19.40
    $19.40
    $19.40 - $19.40
    $19.40
  • 3/4"-10 18-8 Stainless Steel Coarse Thread Type C Lock Nuts
    $27.20 - $27.20
    $27.20
    $27.20 - $27.20
    $27.20

    3/4"-10 18-8 Stainless Steel Coarse Thread Type C Lock Nuts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/4"Diameter 2: 1-1/4"Thickness: 21/32"Material: Stainless SteelDriver Type: 1-1/8" WrenchThread Size: 10 (Coarse)Hardness: 18-8Style: Ty...

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    $27.20 - $27.20
    $27.20
    $27.20 - $27.20
    $27.20
  • 1/4"-28 18-8 Stainless Steel Fine Thread Type C Lock Nuts
    $11.87 - $11.87
    $11.87
    $11.87 - $11.87
    $11.87

    1/4"-28 18-8 Stainless Steel Fine Thread Type C Lock Nuts (10 pcs.)

    Monster Fastener
    Only 1 left!

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 7/32"Material: Stainless SteelDriver Type: 7/16" WrenchThread Size: 28 (Fine)Hardness: 18-8Style: Type CTy...

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    $11.87 - $11.87
    $11.87
    $11.87 - $11.87
    $11.87