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Lock Nuts

Lock Nuts

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  • 1/4"-20 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
    $10.26 - $17.80
    $10.26 - $17.80
    $10.26 - $17.80
    $10.26

    1/4"-20 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts LNSS-143

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 5/16"Material: Stainless SteelDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: 18-8Style: Waxed ...

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    $10.26 - $17.80
    $10.26 - $17.80
    $10.26 - $17.80
    $10.26
  • 7/16"-20 Polished 18-8 Stainless Steel Fine Thread Nylon Insert Lock Nuts
    $12.04 - $12.04
    $12.04
    $12.04 - $12.04
    $12.04

    7/16"-20 Polished 18-8 Stainless Nylon Insert Lock Nuts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Diameter 2: 23/32"Thickness: 15/32"Material: Stainless SteelFinish: PolishedDriver Type: 5/8" WrenchThread Size: 20 (Fine)Hardness: ...

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    $12.04 - $12.04
    $12.04
    $12.04 - $12.04
    $12.04
  • 3/8"-24 18-8 Stainless Steel Fine Thread Serrated Lock Nuts
    $10.38 - $10.38
    $10.38
    $10.38 - $10.38
    $10.38

    3/8"-24 18-8 Stainless Steel Fine Thread Serrated Lock Nuts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 11/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: 18-8Style: Serrate...

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    $10.38 - $10.38
    $10.38
    $10.38 - $10.38
    $10.38
  • $10.06 - $16.03
    $10.06 - $16.03
    $10.06 - $16.03
    $10.06

    #10-24 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts LNSS-131

    Monster Fastener
    10+ in stock

    Diameter: #10Thickness: 1/4"Material: Stainless SteelDriver Type: 3/8" WrenchThread Size: 24 (Coarse)Hardness: 18-8Style: Waxed Nylon InsertType: L...

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    $10.06 - $16.03
    $10.06 - $16.03
    $10.06 - $16.03
    $10.06
  • $10.08 - $22.36
    $10.08 - $22.36
    $10.08 - $22.36
    $10.08

    5/16"-18 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts LNSS-149

    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: Waxe...

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    $10.08 - $22.36
    $10.08 - $22.36
    $10.08 - $22.36
    $10.08
  • $10.25 - $18.73
    $10.25 - $18.73
    $10.25 - $18.73
    $10.25

    3/8"-16 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts LNSS-158

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: 18-8Style: Wax...

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    $10.25 - $18.73
    $10.25 - $18.73
    $10.25 - $18.73
    $10.25
  • 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 LNSS-173

    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
  • #10-24 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
    $12.46 - $12.46
    $12.46
    $12.46 - $12.46
    $12.46

    #10-24 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: #10Diameter 2: 7/16"Thickness: 1/4"Material: Stainless SteelDriver Type: 3/8" WrenchThread Size: 24 (Coarse)Hardness: 18-8Style: Waxed Ny...

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    $12.46 - $12.46
    $12.46
    $12.46 - $12.46
    $12.46
  • 5/16"-18 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
    $11.26 - $12.40
    $11.26 - $12.40
    $11.26 - $12.40
    $11.26

    5/16"-18 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts

    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: Waxe...

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    $11.26 - $12.40
    $11.26 - $12.40
    $11.26 - $12.40
    $11.26
  • 3/8"-16 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
    $11.26 - $14.56
    $11.26 - $14.56
    $11.26 - $14.56
    $11.26

    3/8"-16 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: 18-8Style: Wax...

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    $11.26 - $14.56
    $11.26 - $14.56
    $11.26 - $14.56
    $11.26
  • #8-32 Polished 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
    $15.93 - $15.93
    $15.93
    $15.93 - $15.93
    $15.93

    #8-32 Polished 18-8 Stainless Nylon Insert Lock Nuts (12 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #8Diameter 2: 3/8"Thickness: 7/16"Material: Stainless SteelFinish: PolishedDriver Type: 11/32" WrenchThread Size: 32 (Coarse)Hardness: 18...

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    $15.93 - $15.93
    $15.93
    $15.93 - $15.93
    $15.93
  • 1/4"-20 Polished 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
    $14.31 - $14.31
    $14.31
    $14.31 - $14.31
    $14.31

    1/4"-20 Polished 18-8 Stainless Nylon Insert Lock Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 5/16"Material: Stainless SteelFinish: PolishedDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: 1...

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    $14.31 - $14.31
    $14.31
    $14.31 - $14.31
    $14.31
  • 5/16"-18 Polished 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
    $12.82 - $12.82
    $12.82
    $12.82 - $12.82
    $12.82

    5/16"-18 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: 18 (Coarse)Hardness:...

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    $12.82 - $12.82
    $12.82
    $12.82 - $12.82
    $12.82
  • 3/8"-16 Polished 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
    $12.75 - $12.75
    $12.75
    $12.75 - $12.75
    $12.75

    3/8"-16 Polished 18-8 Stainless Nylon Insert Lock Nuts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 7/16"Material: Stainless SteelFinish: PolishedDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: 1...

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    $12.75 - $12.75
    $12.75
    $12.75 - $12.75
    $12.75
  • 7/16"-14 Polished 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
    $12.04 - $12.04
    $12.04
    $12.04 - $12.04
    $12.04

    7/16"-14 Polished 18-8 Stainless Nylon Insert Lock Nuts (4 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Diameter 2: 23/32"Thickness: 15/32"Material: Stainless SteelFinish: PolishedDriver Type: 5/8" WrenchThread Size: 14 (Coarse)Hardness...

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    $12.04 - $12.04
    $12.04
    $12.04 - $12.04
    $12.04
  • 1/2"-13 Polished 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
    $11.48 - $11.48
    $11.48
    $11.48 - $11.48
    $11.48

    1/2"-13 Polished 18-8 Stainless Nylon Insert Lock Nuts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Diameter 2: 27/32"Thickness: 19/32"Material: Stainless SteelFinish: PolishedDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness:...

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    $11.48 - $11.48
    $11.48
    $11.48 - $11.48
    $11.48
  • 5/8"-11 Polished 18-8 Stainless Steel Coarse Thread Nylon Insert Lock Nuts
    $12.42 - $12.42
    $12.42
    $12.42 - $12.42
    $12.42

    5/8"-11 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: 11 (Coarse)Hardness...

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    $12.42 - $12.42
    $12.42
    $12.42 - $12.42
    $12.42
  • #10-32 Polished 18-8 Stainless Steel Fine Thread Nylon Insert Lock Nuts
    $15.78 - $15.78
    $15.78
    $15.78 - $15.78
    $15.78

    #10-32 Polished 18-8 Stainless Nylon Insert Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: #10Thickness: 1/4"Material: Stainless SteelFinish: PolishedDriver Type: 3/8" WrenchThread Size: 32 (Fine)Hardness: 18-8Nominal Size: #10S...

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    $15.78 - $15.78
    $15.78
    $15.78 - $15.78
    $15.78
  • 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...

    View full details
    $12.82 - $12.82
    $12.82
    $12.82 - $12.82
    $12.82
  • 3/8"-24 Polished 18-8 Stainless Steel Fine Thread Nylon Insert Lock Nuts
    $12.75 - $12.75
    $12.75
    $12.75 - $12.75
    $12.75

    3/8"-24 Polished 18-8 Stainless Nylon Insert Lock Nuts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 7/16"Material: Stainless SteelFinish: PolishedDriver Type: 9/16" WrenchThread Size: 24 (Fine)Hardness: 18-...

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    $12.75 - $12.75
    $12.75
    $12.75 - $12.75
    $12.75
  • 1/2"-20 Polished 18-8 Stainless Steel Fine Thread Nylon Insert Lock Nuts
    $11.48 - $11.48
    $11.48
    $11.48 - $11.48
    $11.48

    1/2"-20 Polished 18-8 Stainless Nylon Insert Lock Nuts (3 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Diameter 2: 27/32"Thickness: 19/32"Material: Stainless SteelFinish: PolishedDriver Type: 3/4" WrenchThread Size: 20 (Fine)Hardness: 1...

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    $11.48 - $11.48
    $11.48
    $11.48 - $11.48
    $11.48
  • 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
  • #8-32 18-8 Stainless Steel Coarse Thread Thin Pattern Lock Nuts
    $9.97 - $9.97
    $9.97
    $9.97 - $9.97
    $9.97

    #8-32 18-8 Stainless Steel Coarse Thread Thin Pattern Lock Nuts (20 pcs.)

    Monster Fastener
    10+ in stock

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

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    $9.97 - $9.97
    $9.97
    $9.97 - $9.97
    $9.97
  • 1/4"-20 18-8 Stainless Steel Coarse Thread Thin Pattern Lock Nuts
    $9.64 - $9.64
    $9.64
    $9.64 - $9.64
    $9.64

    1/4"-20 18-8 Stainless Steel Coarse Thread Thin Pattern Lock Nuts (12 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: Thin P...

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    $9.64 - $9.64
    $9.64
    $9.64 - $9.64
    $9.64
  • 5/16"-18 18-8 Stainless Steel Coarse Thread Thin Pattern Lock Nuts
    $9.91 - $9.91
    $9.91
    $9.91 - $9.91
    $9.91

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

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Diameter 2: 9/16"Thickness: 1/4"Material: Stainless SteelDriver Type: 1/2" WrenchThread Size: 18 (Coarse)Hardness: 18-8Style: Thin P...

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    $9.91 - $9.91
    $9.91
    $9.91 - $9.91
    $9.91
  • 3/8"-16 18-8 Stainless Steel Coarse Thread Thin Pattern Lock Nuts
    $10.32 - $10.32
    $10.32
    $10.32 - $10.32
    $10.32

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

    Monster Fastener
    10+ in stock

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

    View full details
    $10.32 - $10.32
    $10.32
    $10.32 - $10.32
    $10.32
  • 1/2"-13 18-8 Stainless Steel Coarse Thread Thin Pattern Lock Nuts
    $12.34 - $12.34
    $12.34
    $12.34 - $12.34
    $12.34

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

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Diameter 2: 27/32"Thickness: 11/32"Material: Stainless SteelDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Hardness: 18-8Style: Thin...

    View full details
    $12.34 - $12.34
    $12.34
    $12.34 - $12.34
    $12.34
  • 5/8"-11 18-8 Stainless Steel Coarse Thread Thin Pattern Lock Nuts
    $18.12 - $18.12
    $18.12
    $18.12 - $18.12
    $18.12

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

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-1/16"Thickness: 13/32"Material: Stainless SteelDriver Type: 15/16" WrenchThread Size: 11 (Coarse)Hardness: 18-8Style: T...

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    $18.12 - $18.12
    $18.12
    $18.12 - $18.12
    $18.12
  • 3/4"-10 18-8 Stainless Steel Coarse Thread Thin Pattern Lock Nuts
    $36.22 - $36.22
    $36.22
    $36.22 - $36.22
    $36.22

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

    Monster Fastener
    10+ in stock

    Diameter: 3/4"Diameter 2: 1-7/32"Thickness: 13/32"Material: Stainless SteelDriver Type: 1-1/16" WrenchThread Size: 10 (Coarse)Hardness: 18-8Style: ...

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    $36.22 - $36.22
    $36.22
    $36.22 - $36.22
    $36.22
  • #10-32 18-8 Stainless Steel Fine Thread Thin Pattern Lock Nuts
    $10.29 - $10.29
    $10.29
    $10.29 - $10.29
    $10.29

    #10-32 18-8 Stainless Steel Fine Thread Thin Pattern 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: Thin Patt...

    View full details
    $10.29 - $10.29
    $10.29
    $10.29 - $10.29
    $10.29
  • #8-32 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts
    $8.72 - $8.72
    $8.72
    $8.72 - $8.72
    $8.72

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

    Monster Fastener
    10+ in stock

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

    View full details
    $8.72 - $8.72
    $8.72
    $8.72 - $8.72
    $8.72
  • #10-24 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts
    $8.49 - $8.49
    $8.49
    $8.49 - $8.49
    $8.49

    #10-24 18-8 Stainless Steel Coarse 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: 24 (Coarse)Hardness: 18-8Style: Serrate...

    View full details
    $8.49 - $8.49
    $8.49
    $8.49 - $8.49
    $8.49
  • 1/4"-20 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts
    $8.72 - $8.72
    $8.72
    $8.72 - $8.72
    $8.72

    1/4"-20 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

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

    View full details
    $8.72 - $8.72
    $8.72
    $8.72 - $8.72
    $8.72
  • 5/16"-18 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts
    $8.74 - $8.74
    $8.74
    $8.74 - $8.74
    $8.74

    5/16"-18 18-8 Stainless Steel Coarse Thread Serrated Lock Nuts (8 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: Serra...

    View full details
    $8.74 - $8.74
    $8.74
    $8.74 - $8.74
    $8.74
  • 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...

    View full details
    $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...

    View full details
    $11.93 - $11.93
    $11.93
    $11.93 - $11.93
    $11.93