Heavy Hex Nuts


With high strength, heavy hex nuts are wider and thicker than standard finished hex nuts. Our inventory of high-quality heavy hex nuts includes various heavy hex grade types available in plain and hot-dipped galvanized options.


Explore Our Heavy Hex Nut Inventory


Heavy Hex Nut Grade Types

Our heavy hex nuts are designed to be stronger than the bolts they are assembled with. Inventory of heavy hex nuts includes:
  • A563 DH Heavy Hex Nuts
    • Heavy hex nuts made of carbon steel and must be quench and tempered. Rockwell hardness B78-C38
  • A194 2H Heavy Hex Nuts
    • Heavy hex nuts ideal for high-temperature and high-pressure applications. Class 2H A194 heavy hex nuts have a Rockwell hardness of C24-C35
  • A563 Grade A Heavy Hex Nuts
    • Carbon steel hex nuts with ksi of 100 for plain and ksi of 75 for galvanized options. Hardness for both ranges from 116-302 HBN

Trio Fasteners Heavy Hex Nut Advantages

Committed to providing the best customer experience with high-quality inventory, Trio Fasteners has the largest heavy hex nut inventory in the Mid-Atlantic region. Our staff of fastener experts can help you select the best heavy nut for your project requirements. We also offer:
  • Aggressive pricing for heavy hex nut orders
  • Fast turnaround and quick quotes for standard and specialty fasteners
  • Adherence to state and federal DOT guidelines
    • Domestic heavy hex nuts are available for government jobs

Order and Shipping Information

  • Nationwide standard UPS delivery between one to five business days
    • Mid-Atlantic orders with delivery within one business day
  • Mill direct shipments
  • Bulk or packaged heavy hex nut orders with delivery to your job site or plant
  • Repeat order and high-volume discounts

Get the Heavy Hex Nuts You Need Today

Call us at 804-798-0073 or request a quote. Let us supply high-quality heavy hex bolts for all your fastener needs.