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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

    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
  • 5/8"-11 Zinc Plated Grade 2 Steel Coarse Thread Nylon Thin Lock Nuts
    $9.66 - $9.66
    $9.66
    $9.66 - $9.66
    $9.66

    5/8"-11 Zinc Grade 2 Nylon Thin Lock Nuts (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: 11 (Coarse)Hardness: Grade 2Sty...

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    $9.66 - $9.66
    $9.66
    $9.66 - $9.66
    $9.66
  • 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

    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
  • 7/8"-9 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $13.94 - $22.50
    $13.94 - $22.50
    $13.94 - $22.50
    $13.94

    7/8"-9 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 7/8"Diameter 2: 1-7/16"Thickness: 1"Material: SteelFinish: ZincDriver Type: 1-5/16" WrenchThread Size: 9 (Coarse)Hardness: Grade 2Style: ...

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    $13.94 - $22.50
    $13.94 - $22.50
    $13.94 - $22.50
    $13.94
  • 5/16"-24 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts
    $10.07 - $10.07
    $10.07
    $10.07 - $10.07
    $10.07

    5/16"-24 Zinc Plated Grade 2 Steel Fine Thread Top 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: T...

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    $10.07 - $10.07
    $10.07
    $10.07 - $10.07
    $10.07
  • 5/8"-11 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $11.31 - $11.31
    $11.31
    $11.31 - $11.31
    $11.31

    5/8"-11 Zinc Grade 2 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: 11 (Coarse)Hardness: Grade 2Sty...

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    $11.31 - $11.31
    $11.31
    $11.31 - $11.31
    $11.31
  • 3/8"-16 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts
    $13.17 - $13.17
    $13.17
    $13.17 - $13.17
    $13.17

    3/8"-16 Zinc Plated Grade 2 Steel Coarse Thread Lock Nuts (16 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 2Style...

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    $13.17 - $13.17
    $13.17
    $13.17 - $13.17
    $13.17
  • 1/4"-20 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $11.26 - $32.55
    $11.26 - $32.55
    $11.26 - $32.55
    $11.26

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

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: Grade 2Style: ...

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    $11.26 - $32.55
    $11.26 - $32.55
    $11.26 - $32.55
    $11.26
  • 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
  • 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
  • 5/16"-18 Black Phosphate Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $36.74 - $36.74
    $36.74
    $36.74 - $36.74
    $36.74

    5/16"-18 Black Phosphate Grade 2 Nylon Insert Lock Nuts (452 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: Black PhosphateDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: Gr...

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    $36.74 - $36.74
    $36.74
    $36.74 - $36.74
    $36.74
  • 3/8"-16 Black Phosphate Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $36.74 - $36.74
    $36.74
    $36.74 - $36.74
    $36.74

    3/8"-16 Black Phosphate Grade 2 Nylon Insert Lock Nuts (286 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: Black PhosphateDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: G...

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    $36.74 - $36.74
    $36.74
    $36.74 - $36.74
    $36.74
  • 1/2"-13 Black Phosphate Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $36.74 - $36.74
    $36.74
    $36.74 - $36.74
    $36.74

    1/2"-13 Black Phosphate Grade 2 Nylon Insert Lock Nuts (117 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Diameter 2: 27/32"Thickness: 39/64"Material: SteelFinish: Black PhosphateDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: Gr...

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    $36.74 - $36.74
    $36.74
    $36.74 - $36.74
    $36.74
  • #6-32 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $9.27 - $10.15
    $9.27 - $10.15
    $9.27 - $10.15
    $9.27

    #6-32 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

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

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    $9.27 - $10.15
    $9.27 - $10.15
    $9.27 - $10.15
    $9.27
  • #8-32 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $9.57 - $10.57
    $9.57 - $10.57
    $9.57 - $10.57
    $9.57

    #8-32 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: #8Diameter 2: 3/8"Thickness: 15/64"Material: SteelFinish: ZincDriver Type: 11/32" WrenchThread Size: 32 (Coarse)Hardness: Grade 2Style: N...

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    $9.57 - $10.57
    $9.57 - $10.57
    $9.57 - $10.57
    $9.57
  • #10-24 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $9.90 - $10.88
    $9.90 - $10.88
    $9.90 - $10.88
    $9.90

    #10-24 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

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

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    $9.90 - $10.88
    $9.90 - $10.88
    $9.90 - $10.88
    $9.90
  • 1/2"-13 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $11.05 - $15.34
    $11.05 - $15.34
    $11.05 - $15.34
    $11.05

    1/2"-13 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Diameter 2: 27/32"Thickness: 39/64"Material: SteelFinish: ZincDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: Grade 2Style:...

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    $11.05 - $15.34
    $11.05 - $15.34
    $11.05 - $15.34
    $11.05
  • 9/16"-12 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $11.19 - $13.10
    $11.19 - $13.10
    $11.19 - $13.10
    $11.19

    9/16"-12 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

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

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    $11.19 - $13.10
    $11.19 - $13.10
    $11.19 - $13.10
    $11.19
  • 5/8"-11 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $11.53 - $15.06
    $11.53 - $15.06
    $11.53 - $15.06
    $11.53

    5/8"-11 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: ZincDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: Grade 2Sty...

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    $11.53 - $15.06
    $11.53 - $15.06
    $11.53 - $15.06
    $11.53
  • 1"-8 Zinc Plated Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $23.65 - $23.65
    $23.65
    $23.65 - $23.65
    $23.65

    1"-8 Zinc Plated Grade 2 Nylon Insert Lock Nuts (10 pcs)

    Monster Fastener
    10+ in stock

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

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    $23.65 - $23.65
    $23.65
    $23.65 - $23.65
    $23.65
  • 1/4"-28 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $10.79 - $12.02
    $10.79 - $12.02
    $10.79 - $12.02
    $10.79

    1/4"-28 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 21/64"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 28 (Fine)Hardness: Grade 2Style: Ny...

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    $10.79 - $12.02
    $10.79 - $12.02
    $10.79 - $12.02
    $10.79
  • 5/16"-24 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $10.10 - $12.97
    $10.10 - $12.97
    $10.10 - $12.97
    $10.10

    5/16"-24 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 23/64"Material: SteelFinish: ZincDriver Type: 1/2" WrenchThread Size: 24 (Fine)Hardness: Grade 2Style: N...

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    $10.10 - $12.97
    $10.10 - $12.97
    $10.10 - $12.97
    $10.10