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

Lock Nuts

  • 1/4"-28 Zinc Plated Steel Fine Thread Serrated Lock Nuts
    $9.15 - $9.15
    $9.15
    $9.15 - $9.15
    $9.15

    1/4"-28 Zinc Plated Steel Fine Thread Serrated Lock Nuts (15 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 19/32"Thickness: 1/4"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 28 (Fine)Style: SerratedType: Flang...

    View full details
    $9.15 - $9.15
    $9.15
    $9.15 - $9.15
    $9.15
  • 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...

    View full details
    $10.79 - $12.02
    $10.79 - $12.02
    $10.79 - $12.02
    $10.79
  • 1/4"-28 Chrome Plated Steel Fine Thread Thin Pattern Lock Nuts
    $17.50 - $17.50
    $17.50
    $17.50 - $17.50
    $17.50

    1/4"-28 Chrome Plated Steel Fine Thread Thin Pattern Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 7/32"Material: SteelFinish: ChromeDriver Type: 7/16" WrenchThread Size: 28 (Fine)Style: Thin PatternType: ...

    View full details
    $17.50 - $17.50
    $17.50
    $17.50 - $17.50
    $17.50
  • 1/4"-28 Black Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts
    $14.31 - $14.31
    $14.31
    $14.31 - $14.31
    $14.31

    1/4"-28 Black Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts (8 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 5/16"Material: SteelFinish: Black ChromeDriver Type: 7/16" WrenchThread Size: 28 (Fine)Style: Nylon Insert...

    View full details
    $14.31 - $14.31
    $14.31
    $14.31 - $14.31
    $14.31
  • 1/4"-28 18-8 Stainless Steel Fine Thread Type C Lock Nuts
    $11.87 - $11.87
    $11.87
    $11.87 - $11.87
    $11.87

    1/4"-28 18-8 Stainless Steel Fine Thread Type C Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 7/32"Material: Stainless SteelDriver Type: 7/16" WrenchThread Size: 28 (Fine)Hardness: 18-8Style: Type CTy...

    View full details
    $11.87 - $11.87
    $11.87
    $11.87 - $11.87
    $11.87
  • 1/4"-28 Zinc Plated Grade 2 Steel Fine Thread Kep Lock Nuts
    $9.31 - $9.31
    $9.31
    $9.31 - $9.31
    $9.31

    1/4"-28 Zinc Plated Grade 2 Steel Fine Thread Kep Lock Nuts (15 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 3/16"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 28 (Fine)Hardness: Grade 2Style: Kep...

    View full details
    $9.31 - $9.31
    $9.31
    $9.31 - $9.31
    $9.31
  • 1/4"-28 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts
    $14.59 - $14.59
    $14.59
    $14.59 - $14.59
    $14.59

    1/4"-28 Zinc Grade 8 Nylon Insert Lock Nuts (50 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 21/64"Material: SteelFinish: Yellow ZincDriver Type: 7/16" WrenchThread Size: 28 (Fine)Hardness: Grade 8St...

    View full details
    $14.59 - $14.59
    $14.59
    $14.59 - $14.59
    $14.59
  • 1/4"-28 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts
    $10.18 - $10.18
    $10.18
    $10.18 - $10.18
    $10.18

    1/4"-28 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (16 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 7/32"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 28 (Fine)Hardness: Grade 2Style: Top...

    View full details
    $10.18 - $10.18
    $10.18
    $10.18 - $10.18
    $10.18
  • 1/4"-28 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $8.82 - $8.82
    $8.82
    $8.82 - $8.82
    $8.82

    1/4"-28 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: 28 (Fine)Hardness: Grade 2Style: Thi...

    View full details
    $8.82 - $8.82
    $8.82
    $8.82 - $8.82
    $8.82
  • 1/4"-28 Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts
    $14.90 - $14.90
    $14.90
    $14.90 - $14.90
    $14.90

    1/4"-28 Chrome Nylon Insert Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 5/16"Material: SteelFinish: ChromeDriver Type: 7/16" WrenchThread Size: 28 (Fine)Style: Nylon InsertType: ...

    View full details
    $14.90 - $14.90
    $14.90
    $14.90 - $14.90
    $14.90
  • 1/4"-28 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $12.66 - $12.66
    $12.66
    $12.66 - $12.66
    $12.66

    1/4"-28 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts (20 pcs.)

    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...

    View full details
    $12.66 - $12.66
    $12.66
    $12.66 - $12.66
    $12.66
  • 1/4"-28 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts
    $11.00 - $11.00
    $11.00
    $11.00 - $11.00
    $11.00

    1/4"-28 Zinc Plated Grade 2 Steel Fine Thread Top Lock Nuts (16 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 7/32"Material: SteelFinish: ZincDriver Type: 7/16" WrenchThread Size: 28 (Fine)Hardness: Grade 2Style: Top...

    View full details
    $11.00 - $11.00
    $11.00
    $11.00 - $11.00
    $11.00
  • 1/4"-28 Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts
    $16.77 - $16.77
    $16.77
    $16.77 - $16.77
    $16.77

    1/4"-28 Chrome Plated Steel Fine Thread Nylon Insert Lock Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 5/16"Material: SteelFinish: ChromeDriver Type: 7/16" WrenchThread Size: 28 (Fine)Style: Nylon InsertType: ...

    View full details
    $16.77 - $16.77
    $16.77
    $16.77 - $16.77
    $16.77
  • 1/4"-28 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts
    $11.57 - $17.41
    $11.57 - $17.41
    $11.57 - $17.41
    $11.57

    1/4"-28 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Diameter 2: 1/2"Thickness: 21/64"Material: SteelFinish: Yellow ZincDriver Type: 7/16" WrenchThread Size: 28 (Fine)Hardness: Grade 8St...

    View full details
    $11.57 - $17.41
    $11.57 - $17.41
    $11.57 - $17.41
    $11.57