Skip to content
Free shipping on orders $250 and up!
Free shipping on orders $250 and up!

Lock Nuts

  • Original price $8.69 - Original price $8.69
    Original price
    $8.69
    $8.69 - $8.69
    Current price $8.69

    3/4"-16 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts

    10+ in stock

    Diameter: 3/4"Diameter 2: 1-7/32"Thickness: 21/32"Material: SteelFinish: ZincDriver Type: 1-1/8" WrenchThread Size: 16 (Fine)Hardness: Grade 2Style...

    View full details
    Original price $8.69 - Original price $8.69
    Original price
    $8.69
    $8.69 - $8.69
    Current price $8.69
  • Original price $16.81 - Original price $16.81
    Original price
    $16.81
    $16.81 - $16.81
    Current price $16.81

    12mm-1.0 Zinc Plated Class 8 Steel Super Fine Thread Nylon Insert Lock Nuts

    10+ in stock

    Diameter: 12mmDiameter 2: 22mmThickness: 12mmMaterial: SteelFinish: ZincDriver Type: #19 WrenchThread Size: 1.0mm (Super Fine)Hardness: Class 8Styl...

    View full details
    Original price $16.81 - Original price $16.81
    Original price
    $16.81
    $16.81 - $16.81
    Current price $16.81
  • Original price $13.12 - Original price $13.12
    Original price
    $13.12
    $13.12 - $13.12
    Current price $13.12

    18mm-2.5 Zinc Plated Class 8 Steel Coarse Thread Nylon Insert Lock Nuts

    10+ in stock

    Diameter: 18mmDiameter 2: 30mmThickness: 18mmMaterial: SteelFinish: ZincDriver Type: #27 WrenchThread Size: 2.5mm (Coarse)Hardness: Class 8Style: N...

    View full details
    Original price $13.12 - Original price $13.12
    Original price
    $13.12
    $13.12 - $13.12
    Current price $13.12
  • Original price $18.21 - Original price $18.21
    Original price
    $18.21
    $18.21 - $18.21
    Current price $18.21

    20mm-2.5 Zinc Plated Class 8 Steel Coarse Thread Nylon Insert Lock Nuts

    10+ in stock

    Diameter: 20mmDiameter 2: 34mmThickness: 20mmMaterial: SteelFinish: ZincDriver Type: #30 WrenchThread Size: 2.5mm (Coarse)Hardness: Class 8Style: N...

    View full details
    Original price $18.21 - Original price $18.21
    Original price
    $18.21
    $18.21 - $18.21
    Current price $18.21
  • Original price $34.74 - Original price $34.74
    Original price
    $34.74
    $34.74 - $34.74
    Current price $34.74

    3/4"-10 Black Phosphate Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts

    10+ in stock

    Diameter: 3/4"Diameter 2: 1-7/32"Thickness: 57/64"Material: SteelFinish: Black PhosphateDriver Type: 1-1/8" WrenchThread Size: 10 (Coarse)Hardness:...

    View full details
    Original price $34.74 - Original price $34.74
    Original price
    $34.74
    $34.74 - $34.74
    Current price $34.74
  • Original price $12.86 - Original price $12.86
    Original price
    $12.86
    $12.86 - $12.86
    Current price $12.86

    3/4"-16 18-8 Stainless Steel Fine Thread Type C Lock Nuts

    10+ in stock

    Diameter: 3/4"Diameter 2: 1-1/4"Thickness: 21/32"Material: Stainless SteelDriver Type: 1-1/8" WrenchThread Size: 16 (Fine)Hardness: 18-8Style: Type...

    View full details
    Original price $12.86 - Original price $12.86
    Original price
    $12.86
    $12.86 - $12.86
    Current price $12.86
  • Original price $9.92 - Original price $9.92
    Original price
    $9.92
    $9.92 - $9.92
    Current price $9.92

    3/8"-24 18-8 Stainless Steel Fine Thread Type C Lock Nuts

    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: Type CT...

    View full details
    Original price $9.92 - Original price $9.92
    Original price
    $9.92
    $9.92 - $9.92
    Current price $9.92
  • Original price $22.50 - Original price $22.50
    Original price
    $22.50
    $22.50 - $22.50
    Current price $22.50

    3/4"-10 18-8 Stainless Steel Coarse Thread Type C Lock Nuts

    10+ in stock

    Diameter: 3/4"Diameter 2: 1-1/4"Thickness: 21/32"Material: Stainless SteelDriver Type: 1-1/8" WrenchThread Size: 10 (Coarse)Hardness: 18-8Style: Ty...

    View full details
    Original price $22.50 - Original price $22.50
    Original price
    $22.50
    $22.50 - $22.50
    Current price $22.50
  • Original price $10.12 - Original price $10.12
    Original price
    $10.12
    $10.12 - $10.12
    Current price $10.12

    3/8"-16 18-8 Stainless Steel Coarse Thread Type C Lock Nuts

    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: Type ...

    View full details
    Original price $10.12 - Original price $10.12
    Original price
    $10.12
    $10.12 - $10.12
    Current price $10.12
  • Original price $8.98 - Original price $8.98
    Original price
    $8.98
    $8.98 - $8.98
    Current price $8.98

    3/8"-16 Black Chrome Plated Steel Coarse Thread Nylon Insert Lock Nuts

    10+ in stock

    Diameter: 3/8"Diameter 2: 21/32"Thickness: 15/32"Material: SteelFinish: Black ChromeDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Style: Nylon I...

    View full details
    Original price $8.98 - Original price $8.98
    Original price
    $8.98
    $8.98 - $8.98
    Current price $8.98
  • Original price $9.32 - Original price $9.32
    Original price
    $9.32
    $9.32 - $9.32
    Current price $9.32

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

    10+ in stock

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 13/32"Material: Stainless SteelDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: 18-8Style: KepTy...

    View full details
    Original price $9.32 - Original price $9.32
    Original price
    $9.32
    $9.32 - $9.32
    Current price $9.32
  • Original price $6.80 - Original price $6.80
    Original price
    $6.80
    $6.80 - $6.80
    Current price $6.80

    3/8"-24 18-8 Stainless Steel Fine Thread Serrated Lock Nuts

    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...

    View full details
    Original price $6.80 - Original price $6.80
    Original price
    $6.80
    $6.80 - $6.80
    Current price $6.80
  • Original price $5.39 - Original price $5.39
    Original price
    $5.39
    $5.39 - $5.39
    Current price $5.39

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

    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
    Original price $5.39 - Original price $5.39
    Original price
    $5.39
    $5.39 - $5.39
    Current price $5.39
  • Original price $30.55 - Original price $30.55
    Original price
    $30.55
    $30.55 - $30.55
    Current price $30.55

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

    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: ...

    View full details
    Original price $30.55 - Original price $30.55
    Original price
    $30.55
    $30.55 - $30.55
    Current price $30.55
  • Original price $7.43 - Original price $7.43
    Original price
    $7.43
    $7.43 - $7.43
    Current price $7.43

    3/8"-16 18-8 Stainless Steel Coarse Thread Thin Pattern Lock Nuts

    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
    Original price $7.43 - Original price $7.43
    Original price
    $7.43
    $7.43 - $7.43
    Current price $7.43
  • Original price $8.98 - Original price $8.98
    Original price
    $8.98
    $8.98 - $8.98
    Current price $8.98

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

    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...

    View full details
    Original price $8.98 - Original price $8.98
    Original price
    $8.98
    $8.98 - $8.98
    Current price $8.98
  • Original price $8.21 - Original price $8.21
    Original price
    $8.21
    $8.21 - $8.21
    Current price $8.21

    3/8"-16 Zinc Plated Grade 5 Steel Coarse Thread Flange Lock Nuts

    10+ in stock

    Diameter: 3/8"Diameter 2: 13/16"Thickness: 7/16"Material: SteelFinish: ZincDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Hardness: Grade 5Style:...

    View full details
    Original price $8.21 - Original price $8.21
    Original price
    $8.21
    $8.21 - $8.21
    Current price $8.21
  • Original price $16.02 - Original price $16.02
    Original price
    $16.02
    $16.02 - $16.02
    Current price $16.02

    3/8"-16 Chrome Plated Steel Coarse Thread Thin Pattern Lock Nuts

    10+ in stock

    Diameter: 3/8"Diameter 2: 5/8"Thickness: 9/32"Material: SteelFinish: ChromeDriver Type: 5/8" WrenchThread Size: 16 (Coarse)Style: Thin PatternType:...

    View full details
    Original price $16.02 - Original price $16.02
    Original price
    $16.02
    $16.02 - $16.02
    Current price $16.02
  • Original price $43.40 - Original price $43.40
    Original price
    $43.40
    $43.40 - $43.40
    Current price $43.40

    20mm-2.5 Black Phosphate Class 8 Steel Coarse Thread Nylon Insert Lock Nuts

    Only 7 left!

    Diameter: 20mmDiameter 2: 34mmThickness: 20mmMaterial: SteelFinish: Black PhosphateDriver Type: #30 WrenchThread Size: 2.5mm (Coarse)Hardness: Clas...

    View full details
    Original price $43.40 - Original price $43.40
    Original price
    $43.40
    $43.40 - $43.40
    Current price $43.40
  • Original price $43.40 - Original price $43.40
    Original price
    $43.40
    $43.40 - $43.40
    Current price $43.40

    16mm-2.0 Black Phosphate Class 8 Steel Coarse Thread Nylon Insert Lock Nuts

    10+ in stock

    Diameter: 16mmDiameter 2: 27mmThickness: 15mmMaterial: SteelFinish: Black PhosphateDriver Type: #24 WrenchThread Size: 2.0mm (Coarse)Hardness: Clas...

    View full details
    Original price $43.40 - Original price $43.40
    Original price
    $43.40
    $43.40 - $43.40
    Current price $43.40
  • Original price $43.40 - Original price $43.40
    Original price
    $43.40
    $43.40 - $43.40
    Current price $43.40

    12mm-1.75 Black Phosphate Class 8 Steel Coarse Thread Nylon Insert Lock Nuts

    10+ in stock

    Diameter: 12mmDiameter 2: 22mmThickness: 12mmMaterial: SteelFinish: Black PhosphateDriver Type: #19 WrenchThread Size: 1.75mm (Coarse)Hardness: Cla...

    View full details
    Original price $43.40 - Original price $43.40
    Original price
    $43.40
    $43.40 - $43.40
    Current price $43.40
  • Original price $9.82 - Original price $9.82
    Original price
    $9.82
    $9.82 - $9.82
    Current price $9.82

    1/4"-20 x 19/32"Zinc Plated Steel Coarse Thread Washer Lock Nuts

    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 1/4"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Type: Speed NutDiameter 3:...

    View full details
    Original price $9.82 - Original price $9.82
    Original price
    $9.82
    $9.82 - $9.82
    Current price $9.82
  • Original price $38.18 - Original price $38.18
    Original price
    $38.18
    $38.18 - $38.18
    Current price $38.18

    1/4"-20 Black Phosphate Grade 2 Steel Coarse Thread Lock Nuts

    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 7/32"Material: SteelFinish: Black PhosphateDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: Grad...

    View full details
    Original price $38.18 - Original price $38.18
    Original price
    $38.18
    $38.18 - $38.18
    Current price $38.18
  • Original price $34.74 - Original price $34.74
    Original price
    $34.74
    $34.74 - $34.74
    Current price $34.74

    1/4"-20 Black Phosphate Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts

    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 21/64"Material: SteelFinish: Black PhosphateDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Hardness: Gra...

    View full details
    Original price $34.74 - Original price $34.74
    Original price
    $34.74
    $34.74 - $34.74
    Current price $34.74