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Hex Cap Screw, Gr 5,5/16-18x1-1/2, PK100


Price: $29.45 / pkg. of 100

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  • Item # 1KA37
  • Mfr. Model # U01200.031.0150
  • UNSPSC # 31161501
  • Catalog Page # 2798
  • Shipping Weight 3.92 lbs.
Country of Origin ChinaCountry of Origin is subject to change.

Technical Specs

  • ItemHex Head Cap Screw
  • Head TypeHex
  • Diameter5/16"
  • Grade5
  • MaterialSteel
  • FinishZinc Plated
  • Thread Size18
  • Thread TypeCoarse
  • Length under Head1-1/2"
  • Thread Length7/8"
  • Head Height13/64"
  • Head Width1/2"
  • Thread StylePartially Threaded
  • Thread DirectionRight Hand
  • Proof Load4450 psi
  • Tensile Strength120,000 psi
  • Rockwell HardnessC25 to C34
  • Dia./Thread Size5/16-18
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Compliance and Restrictions



Grade 5 Hex Head Cap Screws
Grade 5 is comparable to metric Property Class 8.8.
Meet SAE J429/ASME B18.2.1 standards.
Note: Thread lengths for partially threaded screws are minimums.

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