Heavy Hex Nuts Grade 2H steel with hot-dip galvanized (HDG) coating, engineered to meet ASTM A563 for high-torque, heavy-load fastening in outdoor or challenging environments. The 2 1/4-8 size ensures compatibility with standard bolts and assemblies, delivering reliable performance across construction, industrial, and mechanical applications.

Product Highlights

• Material: Grade 2H steel for superior strength and durability
• Finish: Hot-dip galvanized (HDG) for excellent corrosion resistance
• Size/Thread: 2 1/4-8 (UNC, coarse thread)
• Standards: Meets ASTM A563 for heavy hex nuts
• Type: Heavy Hex Nut designed for high-torque and heavy-load connections

Technical Specifications

• Grade: 2H
• Material: Steel
• Coating: HDG (hot-dip galvanized)
• Size: 2 1/4-8
• Standard: ASTM A563

Whether you’re working on structural steel, machinery assemblies, or outdoor installations, these heavy hex nuts provide secure, long-lasting performance. Their robust construction and corrosion-resistant finish help maintain tight joints in demanding environments. Add to your toolkit today to ensure you have reliable fasteners ready for your next project.