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Lock Nuts

  • 5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $11.91 - $16.24
    $11.91 - $16.24
    $11.91 - $16.24
    $11.91

    5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts LNS-377

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style...

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    $11.91 - $16.24
    $11.91 - $16.24
    $11.91 - $16.24
    $11.91
  • 9/16"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $11.01 - $14.01
    $11.01 - $14.01
    $11.01 - $14.01
    $11.01

    9/16"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts LNS-368

    Monster Fastener
    10+ in stock

    Diameter: 9/16"Diameter 2: 1"Thickness: 21/32"Material: SteelFinish: ZincDriver Type: 7/8" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style: Nylo...

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    $11.01 - $14.01
    $11.01 - $14.01
    $11.01 - $14.01
    $11.01
  • 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
  • 9/16"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $12.09 - $12.09
    $12.09
    $12.09 - $12.09
    $12.09

    9/16"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 9/16"Diameter 2: 1"Thickness: 21/32"Material: SteelFinish: ZincDriver Type: 7/8" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style: Nylo...

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    $12.09 - $12.09
    $12.09
    $12.09 - $12.09
    $12.09
  • 5/8"-18 Polished 18-8 Stainless Steel Fine Thread Nylon Insert Lock Nuts
    $12.83 - $12.83
    $12.83
    $12.83 - $12.83
    $12.83

    5/8"-18 Polished 18-8 Stainless Nylon Insert Lock Nuts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 3/4"Material: Stainless SteelFinish: PolishedDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: ...

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    $12.83 - $12.83
    $12.83
    $12.83 - $12.83
    $12.83
  • 5/8"-18 18-8 Stainless Steel Fine Thread Type C Lock Nuts
    $17.70 - $17.70
    $17.70
    $17.70 - $17.70
    $17.70

    5/8"-18 18-8 Stainless Steel Fine Thread Type C Lock Nuts (4 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: 18 (Fine)Hardness: 18-8Style: Type...

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    $17.70 - $17.70
    $17.70
    $17.70 - $17.70
    $17.70
  • 5/8"-18 Zinc Plated Steel Fine Thread Serrated Lock Nuts
    $9.93 - $9.93
    $9.93
    $9.93 - $9.93
    $9.93

    5/8"-18 Zinc Plated Steel Fine Thread Serrated Lock Nuts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-9/32"Thickness: 9/16"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Style: SerratedType: Fl...

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    $9.93 - $9.93
    $9.93
    $9.93 - $9.93
    $9.93
  • 5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts
    $10.87 - $10.87
    $10.87
    $10.87 - $10.87
    $10.87

    5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts LNS-380 (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-7/32"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style...

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    $10.87 - $10.87
    $10.87
    $10.87 - $10.87
    $10.87
  • 9/16"-18 Zinc Plated Grade 2 Steel Fine Thread Lock Nuts
    $11.28 - $11.28
    $11.28
    $11.28 - $11.28
    $11.28

    9/16"-18 Zinc Plated Grade 2 Steel Fine Thread Lock Nuts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 9/16"Diameter 2: 1"Thickness: 31/64"Material: SteelFinish: ZincDriver Type: 7/8" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style: Top ...

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    $11.28 - $11.28
    $11.28
    $11.28 - $11.28
    $11.28
  • 5/8"-18 18-8 Stainless Steel Fine Thread Nylon Insert Lock Nuts
    $14.72 - $14.72
    $14.72
    $14.72 - $14.72
    $14.72

    5/8"-18 18-8 Stainless Nylon Insert Lock Nuts LNSS-182 (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-3/32"Thickness: 25/32"Material: Stainless SteelDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: 18-8Style: Wax...

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    $14.72 - $14.72
    $14.72
    $14.72 - $14.72
    $14.72
  • 5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Thin Lock Nuts
    $9.77 - $9.77
    $9.77
    $9.77 - $9.77
    $9.77

    5/8"-18 Zinc Grade 2 Nylon Thin Lock Nuts LKNUT-128 (5 pcs.)

    Monster Fastener
    10+ in stock

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

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    $9.77 - $9.77
    $9.77
    $9.77 - $9.77
    $9.77
  • 5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $11.69 - $11.69
    $11.69
    $11.69 - $11.69
    $11.69

    5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts (6 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style...

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    $11.69 - $11.69
    $11.69
    $11.69 - $11.69
    $11.69
  • 5/8"-18 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts
    $15.30 - $15.30
    $15.30
    $15.30 - $15.30
    $15.30

    5/8"-18 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: Yellow ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade...

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    $15.30 - $15.30
    $15.30
    $15.30 - $15.30
    $15.30
  • 5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts
    $16.45 - $16.45
    $16.45
    $16.45 - $16.45
    $16.45

    5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-7/32"Thickness: 35/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade 2Style...

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    $16.45 - $16.45
    $16.45
    $16.45 - $16.45
    $16.45
  • 5/8"-18 18-8 Stainless Steel Fine Thread Nylon Insert Lock Nuts
    $16.73 - $16.73
    $16.73
    $16.73 - $16.73
    $16.73

    5/8"-18 18-8 Stainless Steel Fine Thread Nylon Insert Lock Nuts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-3/32"Thickness: 25/32"Material: Stainless SteelDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: 18-8Style: Wax...

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    $16.73 - $16.73
    $16.73
    $16.73 - $16.73
    $16.73
  • 9/16"-18 Zinc Plated Grade 8 Steel Fine Thread Coarse Lock Nuts
    $14.61 - $18.37
    $14.61 - $18.37
    $14.61 - $18.37
    $14.61

    9/16"-18 Zinc Plated Grade 8 Steel Fine Thread Coarse 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: 18 (Fine)Hardness: Grade 8Styl...

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    $14.61 - $18.37
    $14.61 - $18.37
    $14.61 - $18.37
    $14.61
  • 5/8"-18 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts
    $10.49 - $22.45
    $10.49 - $22.45
    $10.49 - $22.45
    $10.49

    5/8"-18 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts LNS8-135

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: Yellow ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade...

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    $10.49 - $22.45
    $10.49 - $22.45
    $10.49 - $22.45
    $10.49