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Lock Nuts

  • 5/16"-18 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
    $15.45 - $16.20
    $15.45 - $16.20
    $15.45 - $16.20
    $15.45

    5/16"-18 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: Yellow ZincDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Grade ...

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    $15.45 - $16.20
    $15.45 - $16.20
    $15.45 - $16.20
    $15.45
  • 9/16"-12 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
    $11.29 - $12.98
    $11.29 - $12.98
    $11.29 - $12.98
    $11.29

    9/16"-12 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 9/16"Diameter 2: 1"Thickness: 21/32"Material: SteelFinish: Yellow ZincDriver Type: 7/8" WrenchThread Size: 12 (Coarse)Hardness: Grade 8St...

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    $11.29 - $12.98
    $11.29 - $12.98
    $11.29 - $12.98
    $11.29
  • 7/16"-14 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts
    $10.22 - $14.62
    $10.22 - $14.62
    $10.22 - $14.62
    $10.22

    7/16"-14 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Diameter 2: 23/32"Thickness: 3/8"Material: SteelFinish: ZincDriver Type: 11/16" WrenchThread Size: 14 (Coarse)Hardness: Grade 2Style...

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    $10.22 - $14.62
    $10.22 - $14.62
    $10.22 - $14.62
    $10.22
  • 1/2"-13 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
    $9.73 - $11.95
    $9.73 - $11.95
    $9.73 - $11.95
    $9.73

    1/2"-13 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Diameter 2: 7/8"Thickness: 19/32"Material: Stainless SteelDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: 18-8Style: Waxed ...

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    $9.73 - $11.95
    $9.73 - $11.95
    $9.73 - $11.95
    $9.73
  • 5/8"-18 Chrome Plated Steel Fine Thread Thin Pattern Lock Nuts
    $34.44 - $34.44
    $34.44
    $34.44 - $34.44
    $34.44

    5/8"-18 Chrome Plated Steel Fine Thread Thin Pattern Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 13/32"Material: SteelFinish: ChromeDriver Type: 15/16" WrenchThread Size: 18 (Fine)Style: Thin PatternT...

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    $34.44 - $34.44
    $34.44
    $34.44 - $34.44
    $34.44
  • 10mm-1.5 Zinc Plated Class 8 Steel Coarse Thread Flange Nylon Insert Lock Nuts
    $15.42 - $15.42
    $15.42
    $15.42 - $15.42
    $15.42

    10mm-1.5 Zinc Plated Class 8 Steel Coarse Thread Flange Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 10mmDiameter 2: 17mmThickness: 14mmMaterial: SteelFinish: ZincDriver Type: #15 WrenchThread Size: 1.5mm (Coarse)Hardness: Class 8Style: N...

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    $15.42 - $15.42
    $15.42
    $15.42 - $15.42
    $15.42
  • 14mm-2.0 Zinc Plated Class 8 Steel Coarse Thread Flange Nylon Insert Lock Nuts
    $18.56 - $18.56
    $18.56
    $18.56 - $18.56
    $18.56

    14mm-2.0 Zinc Plated Class 8 Steel Coarse Thread Flange Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 14mmDiameter 2: 24mmThickness: 18mmMaterial: SteelFinish: Yellow ZincDriver Type: #21 WrenchThread Size: 2.0mm (Coarse)Hardness: Class 8S...

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    $18.56 - $18.56
    $18.56
    $18.56 - $18.56
    $18.56
  • 5/16"-24 Polished 18-8 Stainless Steel Fine Thread Nylon Insert Lock Nuts
    $12.82 - $12.82
    $12.82
    $12.82 - $12.82
    $12.82

    5/16"-24 Polished 18-8 Stainless Nylon Insert Lock Nuts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 11/32"Material: Stainless SteelFinish: PolishedDriver Type: 1/2" WrenchThread Size: 24 (Fine)Hardness: 1...

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    $12.82 - $12.82
    $12.82
    $12.82 - $12.82
    $12.82
  • 5/16"-18 18-8 Stainless Steel Coarse Thread Keps Lock Nuts
    $11.45 - $11.45
    $11.45
    $11.45 - $11.45
    $11.45

    5/16"-18 18-8 Stainless Steel Coarse Thread Keps Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 11/32"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: 18-8Style: KepT...

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    $11.45 - $11.45
    $11.45
    $11.45 - $11.45
    $11.45
  • #8-32 x 13/32" Black Chrome Plated Steel Coarse Thread Nylon Insert Lock Nuts
    $15.93 - $15.93
    $15.93
    $15.93 - $15.93
    $15.93

    #8-32 x 13/32" Black Chrome Nylon Insert Lock Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #8Diameter 2: 13/32"Thickness: 1/4"Material: SteelFinish: Black ChromeDriver Type: 11/32" WrenchThread Size: 32 (Coarse)Style: Nylon Inse...

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    $15.93 - $15.93
    $15.93
    $15.93 - $15.93
    $15.93
  • #10-32 x 7/16" Black Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts
    $15.78 - $15.78
    $15.78
    $15.78 - $15.78
    $15.78

    #10-32 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: 32 (Fine)Style: Nylon InsertTy...

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    $15.78 - $15.78
    $15.78
    $15.78 - $15.78
    $15.78
  • 5/16"-24 Black Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts
    $12.82 - $12.82
    $12.82
    $12.82 - $12.82
    $12.82

    5/16"-24 Black Chrome Plated Steel Fine Thread 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: 24 (Fine)Style: Nylon Inse...

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    $12.82 - $12.82
    $12.82
    $12.82 - $12.82
    $12.82
  • 3/8"-24 Black Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts
    $12.75 - $12.75
    $12.75
    $12.75 - $12.75
    $12.75

    3/8"-24 Black Chrome Plated Steel Fine Thread 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: 24 (Fine)Style: Nylon Ins...

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    $12.75 - $12.75
    $12.75
    $12.75 - $12.75
    $12.75
  • 7/16"-20 Black Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts
    $12.04 - $12.04
    $12.04
    $12.04 - $12.04
    $12.04

    7/16"-20 Black Chrome Plated Steel Fine Thread 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: 20 (Fine)Style: Nylon Ins...

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    $12.04 - $12.04
    $12.04
    $12.04 - $12.04
    $12.04
  • 1/2"-20 Black Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts
    $11.48 - $11.48
    $11.48
    $11.48 - $11.48
    $11.48

    1/2"-20 Black Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Diameter 2: 7/8"Thickness: 19/32"Material: SteelFinish: Black ChromeDriver Type: 3/4" WrenchThread Size: 20 (Fine)Style: Nylon Insert...

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    $11.48 - $11.48
    $11.48
    $11.48 - $11.48
    $11.48
  • #6-32 Black Zinc Plated Steel Coarse Thread Nylon Insert Lock Nuts
    Sold out
    $9.44 - $9.44
    $9.44
    $9.44 - $9.44
    $9.44

    #6-32 Black Zinc Plated Steel Coarse Thread Nylon Insert Lock Nuts (20 pcs.)

    Monster Fastener
    Out of stock

    Diameter: #6Diameter 2: 11/32"Thickness: 3/16"Material: SteelFinish: Black ZincDriver Type: 5/16" WrenchThread Size: 32 (Coarse)Style: Nylon Insert...

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    $9.44 - $9.44
    $9.44
    $9.44 - $9.44
    $9.44
    Sold out
  • 1/4"-20 18-8 Stainless Steel Coarse Thread Type C Lock Nuts
    $12.36 - $12.36
    $12.36
    $12.36 - $12.36
    $12.36

    1/4"-20 18-8 Stainless Steel Coarse Thread Type C Lock Nuts (15 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 7/32"Material: Stainless SteelDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: 18-8Style: Type C...

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    $12.36 - $12.36
    $12.36
    $12.36 - $12.36
    $12.36
  • 5/16"-24 Zinc Plated Grade 2 Steel Fine Thread Kep Lock Nuts
    $9.13 - $9.13
    $9.13
    $9.13 - $9.13
    $9.13

    5/16"-24 Zinc Plated Grade 2 Steel Fine Thread Kep Lock Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 17/64"Material: SteelFinish: ZincDriver Type: 1/2" WrenchThread Size: 24 (Fine)Hardness: Grade 2Style: K...

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    $9.13 - $9.13
    $9.13
    $9.13 - $9.13
    $9.13
  • #8-32 Nylon Plastic Coarse Thread Lock Nuts
    $9.52 - $9.52
    $9.52
    $9.52 - $9.52
    $9.52

    #8-32 Nylon Plastic Coarse Thread Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #8Diameter 2: 13/32"Thickness: 1/4"Material: NylonDriver Type: 1/4" WrenchThread Size: 32 (Coarse)Type: Lock NutBox of 10.A lock nut is a...

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    $9.52 - $9.52
    $9.52
    $9.52 - $9.52
    $9.52
  • #10-24 Nylon Plastic Coarse Thread Lock Nuts
    $9.76 - $9.76
    $9.76
    $9.76 - $9.76
    $9.76

    #10-24 Nylon Plastic Coarse Thread Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #10Diameter 2: 13/32"Thickness: 1/4"Material: NylonDriver Type: 5/16" WrenchThread Size: 24 (Coarse)Type: Lock NutBox of 10.A lock nut is...

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    $9.76 - $9.76
    $9.76
    $9.76 - $9.76
    $9.76
  • 1/4"-20 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $8.68 - $8.68
    $8.68
    $8.68 - $8.68
    $8.68

    1/4"-20 Zinc Grade 2 Nylon Insert Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 7/32"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: Grade 2Style: T...

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    $8.68 - $8.68
    $8.68
    $8.68 - $8.68
    $8.68
  • #10-32 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $8.57 - $8.57
    $8.57
    $8.57 - $8.57
    $8.57

    #10-32 Zinc Grade 2 Nylon Insert Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #10Diameter 2: 13/32"Thickness: 3/16"Material: SteelFinish: ZincDriver Type: 3/8" WrenchThread Size: 32 (Fine)Hardness: Grade 2Style: Thi...

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    $8.57 - $8.57
    $8.57
    $8.57 - $8.57
    $8.57
  • 1/2"-20 Zinc Plated Grade 2 Steel Fine Thread Nylon Thin Lock Nuts
    $8.79 - $8.79
    $8.79
    $8.79 - $8.79
    $8.79

    1/2"-20 Zinc Grade 2 Nylon Thin Lock Nuts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Diameter 2: 27/32"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 3/4" WrenchThread Size: 20 (Fine)Hardness: Grade 2Style: T...

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    $8.79 - $8.79
    $8.79
    $8.79 - $8.79
    $8.79
  • 7/16"-20 Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts
    $17.93 - $17.93
    $17.93
    $17.93 - $17.93
    $17.93

    7/16"-20 Chrome Nylon Insert Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Diameter 2: 23/32"Thickness: 15/32"Material: SteelFinish: ChromeDriver Type: 5/8" WrenchThread Size: 20 (Fine)Style: Nylon InsertTyp...

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    $17.93 - $17.93
    $17.93
    $17.93 - $17.93
    $17.93