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

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 LNS-377

    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...

    View full details
    $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 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...

    View full details
    $11.31 - $11.31
    $11.31
    $11.31 - $11.31
    $11.31
  • 5/8"-11 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
    $14.27 - $14.27
    $14.27
    $14.27 - $14.27
    $14.27

    5/8"-11 Zinc Grade 8 Nylon Insert Lock Nuts (5 pcs.)

    Monster Fastener
    10+ in stock

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

    View full details
    $14.27 - $14.27
    $14.27
    $14.27 - $14.27
    $14.27
  • 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...

    View full details
    $11.53 - $15.06
    $11.53 - $15.06
    $11.53 - $15.06
    $11.53
  • 5/8"-11 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts
    $10.36 - $12.38
    $10.36 - $12.38
    $10.36 - $12.38
    $10.36

    5/8"-11 Zinc Plated Grade 8 Steel Coarse Thread Nylon Insert Lock Nuts LNS8-132

    Monster Fastener
    10+ in stock

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

    View full details
    $10.36 - $12.38
    $10.36 - $12.38
    $10.36 - $12.38
    $10.36
  • 5/8"-11 Black Phosphate Grade 2 Steel Coarse Thread Nylon Insert Lock Nuts
    $36.74 - $36.74
    $36.74
    $36.74 - $36.74
    $36.74

    5/8"-11 Black Phosphate Grade 2 Nylon Insert Lock Nuts (58 pcs.)

    Monster Fastener
    10+ in stock

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

    View full details
    $36.74 - $36.74
    $36.74
    $36.74 - $36.74
    $36.74
  • 5/8"-18 Zinc Plated Grade 2 Steel Fine Thread Nylon Insert Lock Nuts
    $11.69 - $11.69
    $11.69
    $11.69 - $11.69
    $11.69

    5/8"-18 Zinc Plated Grade 2 Steel Fine Thread 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: 18 (Fine)Hardness: Grade 2Style...

    View full details
    $11.69 - $11.69
    $11.69
    $11.69 - $11.69
    $11.69
  • 5/8"-18 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts
    $15.30 - $15.30
    $15.30
    $15.30 - $15.30
    $15.30

    5/8"-18 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts (5 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: Yellow ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade...

    View full details
    $15.30 - $15.30
    $15.30
    $15.30 - $15.30
    $15.30
  • 5/8"-18 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts
    $10.49 - $22.45
    $10.49 - $22.45
    $10.49 - $22.45
    $10.49

    5/8"-18 Zinc Plated Grade 8 Steel Fine Thread Nylon Insert Lock Nuts LNS8-135

    Monster Fastener
    10+ in stock

    Diameter: 5/8"Diameter 2: 1-7/32"Thickness: 49/64"Material: SteelFinish: Yellow ZincDriver Type: 15/16" WrenchThread Size: 18 (Fine)Hardness: Grade...

    View full details
    $10.49 - $22.45
    $10.49 - $22.45
    $10.49 - $22.45
    $10.49