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Hex Head Bolts (Cap Screws) / US Standard

  • 5/16-18 x 1-1/2in UNC Grade 18.8 Stainless Steel Hex Cap Screw

    SSCS516112C18

    This cap screw is typically used in products that require general atmospheric corrosion resistanc...

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    $0.87 - $0.87
    $0.87 / piece
    $0.87 - $0.87
    $0.87 / piece
    $0.87 - $0.87
    $0.87 / piece
    $0.87 - $0.87
    $0.87 / piece

  • 5/16-18 x 1-1/2in UNC Grade 8 Hex Cap Screw Clear Zinc

    HHCS516112C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.57 - $0.57
    $0.57 / piece
    $0.57 - $0.57
    $0.57 / piece
    $0.57 - $0.57
    $0.57 / piece
    $0.57 - $0.57
    $0.57 / piece

  • 5/16-18 x 1-1/4in UNC Grade 5 Hex Cap Screw Clear Zinc

    HHCS516114C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.50 - $0.50
    $0.50 / piece
    $0.50 - $0.50
    $0.50 / piece
    $0.50 - $0.50
    $0.50 / piece
    $0.50 - $0.50
    $0.50 / piece

  • 5/16-24 x 1-1/4in UNF Grade 8 Hex Cap Screw Yellow Zinc

    HHCS516114F8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $0.70 - $0.70
    $0.70 / piece
    $0.70 - $0.70
    $0.70 / piece
    $0.70 - $0.70
    $0.70 / piece
    $0.70 - $0.70
    $0.70 / piece

  • 5/16-18 x 1in UNC Grade 5 Hex Cap Screw Clear Zinc

    HHCS5161C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.41 - $0.41
    $0.41 / piece
    $0.41 - $0.41
    $0.41 / piece
    $0.41 - $0.41
    $0.41 / piece
    $0.41 - $0.41
    $0.41 / piece

  • 5/16-18 x 2-1/2in UNC Grade 5 Hex Cap Screw Zinc Plated

    HHCS516212C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.87 - $0.87
    $0.87 / piece
    $0.87 - $0.87
    $0.87 / piece
    $0.87 - $0.87
    $0.87 / piece
    $0.87 - $0.87
    $0.87 / piece

  • 5/16-18 x 2in UNC Grade 5 Hex Cap Screw Clear Zinc

    HHCS5162C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.63 - $0.63
    $0.63 / piece
    $0.63 - $0.63
    $0.63 / piece
    $0.63 - $0.63
    $0.63 / piece
    $0.63 - $0.63
    $0.63 / piece

  • 5/16-18 x 3/4in UNC Grade 5 Hex Cap Screw Clear Zinc

    HHCS51634C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.32 - $0.32
    $0.32 / piece
    $0.32 - $0.32
    $0.32 / piece
    $0.32 - $0.32
    $0.32 / piece
    $0.32 - $0.32
    $0.32 / piece

  • 5/16-18 x 3in UNC Grade 5 Hex Cap Screw Zinc Plated

    HHCS5163C5Z

    Made from medium carbon steel, Grade 5 cap screws have a greater tensile strength than Grade 2. U...

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    $0.98 - $0.98
    $0.98 / piece
    $0.98 - $0.98
    $0.98 / piece
    $0.98 - $0.98
    $0.98 / piece
    $0.98 - $0.98
    $0.98 / piece

  • 5/16-18 x 1-1/4in UNC Grade 18.8 Stainless Steel Hex Cap Screw

    SSCS516114C188

    This cap screw is typically used in products that require general atmospheric corrosion resistanc...

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    $0.75 - $0.75
    $0.75 / piece
    $0.75 - $0.75
    $0.75 / piece
    $0.75 - $0.75
    $0.75 / piece
    $0.75 - $0.75
    $0.75 / piece

  • 5/16-18 x 1in UNC Grade 18.8 Stainless Steel Hex Cap Screw

    SSCS5161C188

    This cap screw is typically used in products that require general atmospheric corrosion resistanc...

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    $0.72 - $0.72
    $0.72 / piece
    $0.72 - $0.72
    $0.72 / piece
    $0.72 - $0.72
    $0.72 / piece
    $0.72 - $0.72
    $0.72 / piece

  • 5/16-18 x 2-1/2in UNC Grade 18.8 Stainless Steel Hex Cap Screw

    SSCS516212C18

    This cap screw is typically used in products that require general atmospheric corrosion resistanc...

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    $1.41 - $1.41
    $1.41 / piece
    $1.41 - $1.41
    $1.41 / piece
    $1.41 - $1.41
    $1.41 / piece
    $1.41 - $1.41
    $1.41 / piece

  • 5/16-18 x 2in UNC Grade 18.8 Stainless Steel Hex Cap Screw

    SSCS5162C188

    This cap screw is typically used in products that require general atmospheric corrosion resistanc...

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    $1.37 - $1.37
    $1.37 / piece
    $1.37 - $1.37
    $1.37 / piece
    $1.37 - $1.37
    $1.37 / piece
    $1.37 - $1.37
    $1.37 / piece

  • 5/16-18 x 3/4in UNC Grade 18.8 Stainless Steel Hex Cap Screw

    SSCS51634C188

    This cap screw is typically used in products that require general atmospheric corrosion resistanc...

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    $0.55 - $0.55
    $0.55 / piece
    $0.55 - $0.55
    $0.55 / piece
    $0.55 - $0.55
    $0.55 / piece
    $0.55 - $0.55
    $0.55 / piece

  • 5/16-18 x 1-1/2in UNC Grade 8 Hex Cap Screw Yellow Zinc

    HHCS516112C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $0.57 - $0.57
    $0.57 / piece
    $0.57 - $0.57
    $0.57 / piece
    $0.57 - $0.57
    $0.57 / piece
    $0.57 - $0.57
    $0.57 / piece

  • 5/16-18 x 1-1/4in UNC Grade 8 Hex Cap Screw Yellow Zinc

    HHCS516114C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $0.51 - $0.51
    $0.51 / piece
    $0.51 - $0.51
    $0.51 / piece
    $0.51 - $0.51
    $0.51 / piece
    $0.51 - $0.51
    $0.51 / piece

  • 5/16-18 x 1in UNC Grade 8 Hex Cap Screw Yellow Zinc

    HHCS5161C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $0.42 - $0.42
    $0.42 / piece
    $0.42 - $0.42
    $0.42 / piece
    $0.42 - $0.42
    $0.42 / piece
    $0.42 - $0.42
    $0.42 / piece

  • 5/16-18 x 2-1/2in UNC Grade 8 Hex Cap Screw Yellow Zinc

    HHCS516212C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $0.92 - $0.92
    $0.92 / piece
    $0.92 - $0.92
    $0.92 / piece
    $0.92 - $0.92
    $0.92 / piece
    $0.92 - $0.92
    $0.92 / piece

  • 5/16-18 x 2in UNC Grade 8 Hex Cap Screw Yellow Zinc

    HHCS5162C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

    View full details
    $0.73 - $0.73
    $0.73 / piece
    $0.73 - $0.73
    $0.73 / piece
    $0.73 - $0.73
    $0.73 / piece
    $0.73 - $0.73
    $0.73 / piece

  • 5/16-18 x 3-1/2in UNC Grade 8 Hex Cap Screw Yellow Zinc

    HHCS516312C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

    View full details
    $1.25 - $1.25
    $1.25 / piece
    $1.25 - $1.25
    $1.25 / piece
    $1.25 - $1.25
    $1.25 / piece
    $1.25 - $1.25
    $1.25 / piece

  • 5/16-18 x 3/4in UNC Grade 8 Hex Cap Screw Yellow Zinc

    HHCS51634C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $0.35 - $0.35
    $0.35 / piece
    $0.35 - $0.35
    $0.35 / piece
    $0.35 - $0.35
    $0.35 / piece
    $0.35 - $0.35
    $0.35 / piece

  • 5/16-18 x 3in UNC Grade 8 Hex Cap Screw Yellow Zinc

    HHCS5163C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $1.05 - $1.05
    $1.05 / piece
    $1.05 - $1.05
    $1.05 / piece
    $1.05 - $1.05
    $1.05 / piece
    $1.05 - $1.05
    $1.05 / piece

  • 5/16-18 x 4in UNC Grade 8 Hex Cap Screw Yellow Zinc

    HHCS5164C8Y

    Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. D...

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    $1.34 - $1.34
    $1.34 / piece
    $1.34 - $1.34
    $1.34 / piece
    $1.34 - $1.34
    $1.34 / piece
    $1.34 - $1.34
    $1.34 / piece

  • 5/16-18 x 2-1/2in UNC Fully Threaded Hex Tap Bolt Grade 5 Clear Zinc

    TAPB516212C5

    This Grade 5 hex cap screw is commonly known as a Tap Bolt, made from medium carbon steel and thr...

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    $0.76 - $0.76
    $0.76 / piece
    $0.76 - $0.76
    $0.76 / piece
    $0.76 - $0.76
    $0.76 / piece
    $0.76 - $0.76
    $0.76 / piece
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