Heavy Hex Nuts Structural A563 Plain

Structural Hex Nuts

Heavy Hex Nuts A563 - Plain Steel


  • Comparable to hex finish nuts but thicker and stronger
  • Typically used for creating structures through steel to steel structural connections
  • Often applied alongside structural bolts and washers to metal beams and girders
  • Compatible with A325 and A490 Structural Bolts
  • May contain a light coating of oil
  • ASTM A563

Nut Sizes Flats Thickness
1/2"-13 0.875" 0.504"
5/8"-11 1.062" 0.631"
3/4"-10 1.250" 0.758"
7/8"-9 1.438" 0.885"
1"-8 1.625" 1.012"
1-1/4"-7 2.000" 1.251"
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Product Specifications
Application
Structural
Color
Black
Color May Vary
Yes
Drive Style
External Hex
Finish
Plain
Grade
A563
Intended Work Material
Structural Fasteners
Material
Steel
Product Type
Structural Heavy Hex Nut
System of Measurement (Unit)
Inch
Thread Direction
Right Hand
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances