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Grade 5 Hex Head Cap Screw 5/16"-18, 4-3/4" Fastener Length, Zinc Plated Fastener Finish, Steel

  • Item # 30Z155
  • My Part #
  • Mfr. Model # HCSG5ZP51618434
  • Catalog Page # N/A
  • UNSPSC # 31161501
Hex Cap Screw,Gr 5,5/16-18x4-3/4,PK40 close
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Product Details

The hex head cap screw is a common fastener in construction and machine assembly. The screw head is designed to fit ratchet or spanner torque wrenches for tightening to exact specifications. As an alternative to welds or rivets, cap screw fasteners offer easy disassembly for repairs and maintenance. Grade 5 screws are often used in small engines.

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Technical Specs

  • Item Hex Head Cap Screw
  • System of Measurement Inch
  • Basic Material Steel
  • Material Grade Grade 5
  • Fastener Finish Zinc Plated
  • Dia./Thread Size 5/16"-18
  • Fastener Length 4-3/4"
  • Fastener Industry Standards ASME B18.2.1
  • Head Type Hex
  • Min. Thread Length 7/8"
  • Head Height 13/64"
  • Head Width 1/2"
  • Proof Load 85,000 psi
  • Tensile Strength 120,000 psi
  • Rockwell Hardness C25 to C34
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Compliance and Restrictions

  • This item is restricted for international sale.

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