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

Cap Nuts

  • Original price $24.78 - Original price $27.72
    Original price
    $24.78 - $27.72
    $24.78 - $27.72
    Current price $24.78

    3/8"-24 Chrome Plated Grade 2 / A307 Steel Fine Thread Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Thickness: 27/32"Material: SteelFinish: ChromeDriver Type: 9/16" WrenchThread Size: 24 (Fine)Shape: High Crown AcornHardness: Grade 2...

    View full details
    Original price $24.78 - Original price $27.72
    Original price
    $24.78 - $27.72
    $24.78 - $27.72
    Current price $24.78
  • Original price $30.14 - Original price $30.14
    Original price
    $30.14
    $30.14 - $30.14
    Current price $30.14

    3/8"-24 Chrome Grade 2 / A307 Acorn Cap Nuts (10 pcs.)

    Monster Fastener
    Out of stock

    Diameter: 3/8"Thickness: 27/32"Material: SteelFinish: ChromeDriver Type: 9/16" WrenchThread Size: 24 (Fine)Shape: High Crown AcornHardness: Grade 2...

    View full details
    Original price $30.14 - Original price $30.14
    Original price
    $30.14
    $30.14 - $30.14
    Current price $30.14
    Sold out
  • Original price $24.78 - Original price $27.72
    Original price
    $24.78 - $27.72
    $24.78 - $27.72
    Current price $24.78

    3/8"-16 Chrome Plated Grade 2 / A307 Steel Coarse Thread Acorn Cap Nuts

    Monster Fastener
    Out of stock

    Diameter: 3/8"Thickness: 27/32"Material: SteelFinish: ChromeDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Shape: High Crown AcornHardness: Grade...

    View full details
    Original price $24.78 - Original price $27.72
    Original price
    $24.78 - $27.72
    $24.78 - $27.72
    Current price $24.78
    Sold out
  • Original price $18.06 - Original price $18.06
    Original price
    $18.06
    $18.06 - $18.06
    Current price $18.06

    1/4"-20 Chrome Grade 2 / A307 Acorn Cap Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Thickness: 21/32"Material: SteelFinish: ChromeDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Shape: High Crown AcornHardness: Grade...

    View full details
    Original price $18.06 - Original price $18.06
    Original price
    $18.06
    $18.06 - $18.06
    Current price $18.06
  • Original price $21.81 - Original price $27.72
    Original price
    $21.81 - $27.72
    $21.81 - $27.72
    Current price $21.81

    1/4"-20 Chrome Plated Grade 2 / A307 Steel Coarse Thread Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Thickness: 21/32"Material: SteelFinish: ChromeDriver Type: 7/16" WrenchThread Size: 20 (Coarse)Shape: High Crown AcornHardness: Grade...

    View full details
    Original price $21.81 - Original price $27.72
    Original price
    $21.81 - $27.72
    $21.81 - $27.72
    Current price $21.81
  • Original price $18.00 - Original price $27.72
    Original price
    $18.00 - $27.72
    $18.00 - $27.72
    Current price $18.00

    1/4"-20 Chrome Plated Steel Coarse Thread Flat Head Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Thickness: 15/32"Material: SteelFinish: ChromeHead Style: Flat (7/16" Wrench)Thread Size: 20 (Coarse)Shape: Flat Head AcornType: Cap ...

    View full details
    Original price $18.00 - Original price $27.72
    Original price
    $18.00 - $27.72
    $18.00 - $27.72
    Current price $18.00
  • Original price $19.95 - Original price $27.72
    Original price
    $19.95 - $27.72
    $19.95 - $27.72
    Current price $19.95

    5/16"-24 Chrome Plated Steel Fine Thread Flat Head Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 17/32"Material: SteelFinish: ChromeHead Style: Flat (1/2" Wrench)Thread Size: 24 (Fine)Shape: Flat Head AcornType: Cap Nu...

    View full details
    Original price $19.95 - Original price $27.72
    Original price
    $19.95 - $27.72
    $19.95 - $27.72
    Current price $19.95
  • Original price $21.36 - Original price $27.72
    Original price
    $21.36 - $27.72
    $21.36 - $27.72
    Current price $21.36

    5/16"-24 Chrome Plated Grade 2 / A307 Steel Fine Thread Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 3/4"Material: SteelFinish: ChromeDriver Type: 1/2" WrenchThread Size: 24 (Fine)Shape: High Crown AcornHardness: Grade 2 /...

    View full details
    Original price $21.36 - Original price $27.72
    Original price
    $21.36 - $27.72
    $21.36 - $27.72
    Current price $21.36
  • Original price $30.14 - Original price $30.14
    Original price
    $30.14
    $30.14 - $30.14
    Current price $30.14

    3/8"-16 Chrome Grade 2 / A307 Acorn Cap Nuts (10 pcs.)

    Monster Fastener
    Out of stock

    Diameter: 3/8"Thickness: 27/32"Material: SteelFinish: ChromeDriver Type: 9/16" WrenchThread Size: 16 (Coarse)Shape: High Crown AcornHardness: Grade...

    View full details
    Original price $30.14 - Original price $30.14
    Original price
    $30.14
    $30.14 - $30.14
    Current price $30.14
    Sold out
  • Original price $16.43 - Original price $20.44
    Original price
    $16.43 - $20.44
    $16.43 - $20.44
    Current price $16.43

    8mm-1.25 Chrome Plated Class 8 Steel Coarse Thread Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 8mmDiameter 2: 15mmThickness: 15mmMaterial: SteelFinish: ChromeDriver Type: #13 WrenchThread Size: 1.25mm (Coarse)Shape: Domed AcornHardn...

    View full details
    Original price $16.43 - Original price $20.44
    Original price
    $16.43 - $20.44
    $16.43 - $20.44
    Current price $16.43
  • Original price $32.90 - Original price $32.90
    Original price
    $32.90
    $32.90 - $32.90
    Current price $32.90

    7/16"-20 Chrome Plated Grade 2 / A307 Steel Fine Thread Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Thickness: 29/32"Material: SteelFinish: ChromeDriver Type: 5/8" WrenchThread Size: 20 (Fine)Shape: High Crown AcornHardness: Grade 2...

    View full details
    Original price $32.90 - Original price $32.90
    Original price
    $32.90
    $32.90 - $32.90
    Current price $32.90
  • Original price $19.95 - Original price $27.72
    Original price
    $19.95 - $27.72
    $19.95 - $27.72
    Current price $19.95

    5/16"-18 Chrome Plated Steel Coarse Thread Flat Head Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 5/16"Thickness: 17/32"Material: SteelFinish: ChromeHead Style: Flat (1/2" Wrench)Thread Size: 18 (Coarse)Shape: Flat Head AcornType: Cap ...

    View full details
    Original price $19.95 - Original price $27.72
    Original price
    $19.95 - $27.72
    $19.95 - $27.72
    Current price $19.95
  • Original price $23.39 - Original price $23.39
    Original price
    $23.39
    $23.39 - $23.39
    Current price $23.39

    7/16"-20 Chrome Plated Steel Fine Thread Flat Head Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Thickness: 11/16"Material: SteelFinish: ChromeHead Style: Flat (5/8" Wrench)Thread Size: 20 (Fine)Shape: Flat Head AcornType: Cap Nu...

    View full details
    Original price $23.39 - Original price $23.39
    Original price
    $23.39
    $23.39 - $23.39
    Current price $23.39
  • Original price $44.67 - Original price $44.67
    Original price
    $44.67
    $44.67 - $44.67
    Current price $44.67

    1/2"-20 Chrome Grade 2 / A307 Acorn Cap Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Thickness: 1-3/32"Material: SteelFinish: ChromeDriver Type: 3/4" WrenchThread Size: 20 (Fine)Shape: High Crown AcornHardness: Grade 2...

    View full details
    Original price $44.67 - Original price $44.67
    Original price
    $44.67
    $44.67 - $44.67
    Current price $44.67
  • Original price $27.72 - Original price $27.72
    Original price
    $27.72
    $27.72 - $27.72
    Current price $27.72

    5/16"-18 Chrome Plated Grade 2 / A307 Steel Coarse Thread Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Box of 15.A closed nut having a dome-like cap over the back, protruding part of the engaged screw or bolt. Also called an acorn nut.

    Original price $27.72 - Original price $27.72
    Original price
    $27.72
    $27.72 - $27.72
    Current price $27.72
  • Original price $21.49 - Original price $27.72
    Original price
    $21.49 - $27.72
    $21.49 - $27.72
    Current price $21.49

    3/8"-24 Chrome Plated Steel Fine Thread Flat Head Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 3/8"Thickness: 5/8"Material: SteelFinish: ChromeHead Style: Flat (9/16" Wrench)Thread Size: 24 (Fine)Shape: Flat Head AcornType: Cap NutA...

    View full details
    Original price $21.49 - Original price $27.72
    Original price
    $21.49 - $27.72
    $21.49 - $27.72
    Current price $21.49
  • Original price $33.13 - Original price $33.13
    Original price
    $33.13
    $33.13 - $33.13
    Current price $33.13

    1/2"-20 Chrome Plated Steel Fine Thread Flat Head Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 1/2"Thickness: 13/16"Material: SteelFinish: ChromeHead Style: Flat (3/4" Wrench)Thread Size: 20 (Fine)Shape: Flat Head AcornType: Cap Nut...

    View full details
    Original price $33.13 - Original price $33.13
    Original price
    $33.13
    $33.13 - $33.13
    Current price $33.13
  • Original price $27.72 - Original price $27.72
    Original price
    $27.72
    $27.72 - $27.72
    Current price $27.72

    #10-24 Chrome Plated Grade 2 / A307 Steel Coarse Thread Acorn Cap Nuts

    Monster Fastener
    Only 7 left!

    Box of 15.A closed nut having a dome-like cap over the back, protruding part of the engaged screw or bolt. Also called an acorn nut.

    Original price $27.72 - Original price $27.72
    Original price
    $27.72
    $27.72 - $27.72
    Current price $27.72
  • Original price $27.72 - Original price $27.72
    Original price
    $27.72
    $27.72 - $27.72
    Current price $27.72

    7/16"-14 Chrome Grade 2 / A307 Acorn Cap Nuts (10 pcs.)

    Monster Fastener
    10+ in stock

    Diameter: 7/16"Thickness: 29/32"Material: SteelFinish: ChromeDriver Type: 5/8" WrenchThread Size: 14 (Coarse)Shape: High Crown AcornHardness: Grade...

    View full details
    Original price $27.72 - Original price $27.72
    Original price
    $27.72
    $27.72 - $27.72
    Current price $27.72
  • Original price $27.72 - Original price $27.72
    Original price
    $27.72
    $27.72 - $27.72
    Current price $27.72

    1/2"-13 Chrome Grade 2 / A307 Acorn Cap Nuts (10 pcs.)

    Monster Fastener
    Out of stock

    Diameter: 1/2"Thickness: 1-3/32"Material: SteelFinish: ChromeDriver Type: 3/4" WrenchThread Size: 13 (Coarse)Shape: High Crown AcornHardness: Grade...

    View full details
    Original price $27.72 - Original price $27.72
    Original price
    $27.72
    $27.72 - $27.72
    Current price $27.72
    Sold out
  • Original price $20.36 - Original price $27.72
    Original price
    $20.36 - $27.72
    $20.36 - $27.72
    Current price $20.36

    #10-32 Chrome Plated Grade 2 / A307 Steel Fine Thread Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: #10Thickness: 9/16"Material: SteelFinish: ChromeDriver Type: 3/8" WrenchThread Size: 32 (Fine)Shape: High Crown AcornHardness: Grade 2 / ...

    View full details
    Original price $20.36 - Original price $27.72
    Original price
    $20.36 - $27.72
    $20.36 - $27.72
    Current price $20.36
  • Original price $21.81 - Original price $27.72
    Original price
    $21.81 - $27.72
    $21.81 - $27.72
    Current price $21.81

    1/4"-28 Chrome Plated Grade 2 / A307 Steel Fine Thread Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: 1/4"Thickness: 3/8"Material: SteelFinish: ChromeDriver Type: 7/16" WrenchThread Size: 28 (Fine)Shape: High Crown AcornHardness: Grade 2 /...

    View full details
    Original price $21.81 - Original price $27.72
    Original price
    $21.81 - $27.72
    $21.81 - $27.72
    Current price $21.81
  • Original price $27.72 - Original price $27.72
    Original price
    $27.72
    $27.72 - $27.72
    Current price $27.72

    1/2"-20 Chrome Grade 2 / A307 Acorn Cap Nuts (10 pcs.)

    Monster Fastener
    Out of stock

    Diameter: 1/2"Thickness: 1-3/32"Material: SteelFinish: ChromeDriver Type: 3/4" WrenchThread Size: 20 (Fine)Shape: High Crown AcornHardness: Grade 2...

    View full details
    Original price $27.72 - Original price $27.72
    Original price
    $27.72
    $27.72 - $27.72
    Current price $27.72
    Sold out
  • Original price $17.35 - Original price $27.72
    Original price
    $17.35 - $27.72
    $17.35 - $27.72
    Current price $17.35

    #10-24 Chrome Plated Steel Coarse Thread Flat Head Acorn Cap Nuts

    Monster Fastener
    10+ in stock

    Diameter: #10Thickness: 13/32"Material: SteelFinish: ChromeHead Style: Flat (3/8" Wrench)Thread Size: 24 (Coarse)Shape: Flat Head AcornType: Cap Nu...

    View full details
    Original price $17.35 - Original price $27.72
    Original price
    $17.35 - $27.72
    $17.35 - $27.72
    Current price $17.35