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Lock Nuts

  • #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 LKNUT-074 (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 LKNUT-119 (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 LNS-411 (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 LNS-413 (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 LNS-417 (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 LNS-209

    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 LNS-218

    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 LNS-227

    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 LNS-353

    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 LNS-365

    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 LNS-371

    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 LNS-404 (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 LNS-266

    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 LNS-293

    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
  • 3/8"-24 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $11.46 - $15.33
    $11.46 - $15.33
    $11.46 - $15.33
    $11.46

    3/8"-24 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts LNS-320

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: Grade 2Style: ...

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    $11.46 - $15.33
    $11.46 - $15.33
    $11.46 - $15.33
    $11.46
  • 7/16"-20 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $9.82 - $12.73
    $9.82 - $12.73
    $9.82 - $12.73
    $9.82

    7/16"-20 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts LNS-344

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Diameter 2: 23/32"Thickness: 15/32"Material: SteelFinish: ZincDriver Type: 11/16" WrenchThread Size: 20 (Fine)Hardness: Grade 2Style...

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    $9.82 - $12.73
    $9.82 - $12.73
    $9.82 - $12.73
    $9.82
  • 1/2"-20 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $10.25 - $16.60
    $10.25 - $16.60
    $10.25 - $16.60
    $10.25

    1/2"-20 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts LNS-359

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Diameter 2: 27/32"Thickness: 39/64"Material: SteelFinish: ZincDriver Type: 3/4" WrenchThread Size: 20 (Fine)Hardness: Grade 2Style: N...

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    $10.25 - $16.60
    $10.25 - $16.60
    $10.25 - $16.60
    $10.25
  • #4-40 Zinc Plated Grade 2 Steel Coarse Thread Kep Lock Nuts
    $8.79 - $11.46
    $8.79 - $11.46
    $8.79 - $11.46
    $8.79

    #4-40 Zinc Plated Grade 2 Steel Coarse Thread Kep Lock Nuts LNS-197

    Monster Fastener
    10+ in stock

    Diameter: #4Diameter 2: 9/32"Thickness: 3/32"Material: SteelFinish: ZincDriver Type: 1/4" WrenchThread Size: 40 (Coarse)Hardness: Grade 2Style: Kep...

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    $8.79 - $11.46
    $8.79 - $11.46
    $8.79 - $11.46
    $8.79
  • #6-32 Zinc Plated Grade 2 Steel Coarse Thread Kep Lock Nuts
    $8.99 - $12.40
    $8.99 - $12.40
    $8.99 - $12.40
    $8.99

    #6-32 Zinc Plated Grade 2 Steel Coarse Thread Kep Lock Nuts LNS-206

    Monster Fastener
    10+ in stock

    Diameter: #6Diameter 2: 11/32"Thickness: 7/64"Material: SteelFinish: ZincDriver Type: 5/16" WrenchThread Size: 32 (Coarse)Hardness: Grade 2Style: K...

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    $8.99 - $12.40
    $8.99 - $12.40
    $8.99 - $12.40
    $8.99
  • #8-32 Zinc Plated Grade 2 Steel Coarse Thread Kep Lock Nuts
    $9.22 - $12.35
    $9.22 - $12.35
    $9.22 - $12.35
    $9.22

    #8-32 Zinc Plated Grade 2 Steel Coarse Thread Kep Lock Nuts LNS-215

    Monster Fastener
    Only 1 left!

    Diameter: #8Diameter 2: 3/8"Thickness: 1/8"Material: SteelFinish: ZincDriver Type: 11/32" WrenchThread Size: 32 (Coarse)Hardness: Grade 2Style: Kep...

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    $9.22 - $12.35
    $9.22 - $12.35
    $9.22 - $12.35
    $9.22
  • #10-24 Zinc Plated Grade 2 Steel Coarse Thread Kep Lock Nuts
    $9.70 - $12.56
    $9.70 - $12.56
    $9.70 - $12.56
    $9.70

    #10-24 Zinc Plated Grade 2 Steel Coarse Thread Kep Lock Nuts LNS-224

    Monster Fastener
    10+ in stock

    Diameter: #10Diameter 2: 13/32"Thickness: 1/8"Material: SteelFinish: ZincDriver Type: 3/8" WrenchThread Size: 24 (Coarse)Hardness: Grade 2Style: Ke...

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    $9.70 - $12.56
    $9.70 - $12.56
    $9.70 - $12.56
    $9.70
  • #10-32 Zinc Plated Grade 2 Steel Fine Thread Kep Lock Nuts
    $9.75 - $12.56
    $9.75 - $12.56
    $9.75 - $12.56
    $9.75

    #10-32 Zinc Plated Grade 2 Steel Fine Thread Kep Lock Nuts LNS-233

    Monster Fastener
    10+ in stock

    Diameter: #10Diameter 2: 13/32"Thickness: 1/8"Material: SteelFinish: ZincDriver Type: 3/8" WrenchThread Size: 32 (Fine)Hardness: Grade 2Style: KepT...

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    $9.75 - $12.56
    $9.75 - $12.56
    $9.75 - $12.56
    $9.75
  • 1/4"-20 Zinc Plated Grade 2 Steel Coarse Thread Kep Lock Nuts
    $10.09 - $14.26
    $10.09 - $14.26
    $10.09 - $14.26
    $10.09

    1/4"-20 Zinc Plated Grade 2 Steel Coarse Thread Kep Lock Nuts LNS-254

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 3/16"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: Grade 2Style: K...

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    $10.09 - $14.26
    $10.09 - $14.26
    $10.09 - $14.26
    $10.09