Product Details

The 2 large, flat surfaces on these USS Type Wide Flat washers distribute the force/stress over a wider area when tightening a nut or bolt, and also help to reduce friction and heat.

Technical Specs

  • ItemUSS Washer
  • Flat Washer TypeUSS Type A Wide Flat Washer
  • Washer Basic MaterialSteel
  • System of MeasurementInch
  • Washer Material GradeLow Carbon
  • Fastener FinishZinc Plated
  • Fits Bolt Sizes1/2"
  • Washer Inside Dia.9/16"
  • Washer Outside Dia.1-3/8"
  • Thickness7/64"
  • Thickness Tolerance+/-0.010"
  • Rockwell HardnessB49
  • For Use WithScrews and Studs
  • Washer StandardsASME B18.22.1
  • Package Quantity100