Allied Bolt - PART# 5191

• For use with galvanized A325 Structural Bolts.
• A563-DH Heavy Hex Nuts have a Rockwell Hardness ranging from C24-C38.
• A563-DH Heavy Hex Nuts offers a proof-load of 175,000 psi.
• Fully traceable certification of chemical and physical compliance available by request.
• Nut material conforms to ASTM 563-DH.
• Nuts conform to the dimensions of ASME B18.2.6.
• Nuts are hot dip galvanized to meet ASTM Specification F2329.

Standard Packaging Information