Clevis Alloy Grab Hooks - Grade 70

National Association of Chain Manufacturers (NACM) Welded Chain Specifications 2003

  • Designed to be used with Grade 70 Alloy Chain
  • Heat treated pins
  • Forged in the US from high quality alloy steel
  • Hooks are forged, heat treated and tempered
  • Sizes 5/16 and 3/8 inch
  • Finishes include self-colored or yellow chromate (ASME B633-85 Class Fe/Zn 5, Type II)
  • Hooks embossed with chain grade, fractional size, and country of origin (USA)
  • Hooks embossed with trace code providing traceability throughout manufacturing and testing process to heat of steel
  • Design ultimate strength equals 4 times working load limit, matching NACM specifications
  • Not recommended for overhead lifting