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Grade 5 Hex Head Cap Screw 3/8"-16, 8" Fastener Length, Zinc Plated Fastener Finish, Steel, PK50

  • Item # 1KA77
  • My Part #
  • Mfr. Model # 1KA77
  • Catalog Page # N/A
  • UNSPSC # 31161501
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Product Details

Hex head cap screws are typically used to create a bolted joint, in which a threaded shaft exactly fits a corresponding tapped hole or nut. As an alternative to welds or rivets, cap screw fasteners offer easy disassembly. Grade 5 screws are often used in small engines.

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Technical Specs

  • Item Hex Head Cap Screw
  • System of Measurement Inch
  • Head Type Hex
  • Dia./Thread Size 3/8"-16
  • Thread Type UNC (Coarse)
  • Fastener Length 8"
  • Min. Thread Length 1-1/4"
  • Basic Material Steel
  • Screw Grade/Class Grade 5
  • Fastener Finish Zinc Plated
  • Thread Style Fully Threaded
  • Thread Direction Right Hand
  • Head Height 15/64"
  • Head Width 9/16"
  • Proof Load 6600 psi
  • Tensile Strength 120,000 psi
  • Rockwell Hardness C25 to C34
  • Screw Industry Standards ASME B18.2.1
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