[40 PKG] Heavy Hex Nuts Grade 2H Steel HDG ASTM A563 1 3/8-6

Designed for heavy-duty assemblies, these Heavy Hex Nuts are built from Grade 2H steel and finished with a robust hot-dip galvanized coating for superior corrosion resistance. Meeting ASTM A563 standards, they deliver reliable performance in outdoor, industrial, and high-vibration environments. Sized at 1-3/8-6, they pair with corresponding bolts and studs for secure, long-lasting connections.

Key Features

• Grade 2H steel for strong, durable fasteners
• Hot-dip galvanized (HDG) finish provides excellent corrosion resistance
• ASTM A563 compliant ensures consistent quality and interchangeability
• Size: 1-3/8-6 suitable for heavy-duty applications

Specifications

• Material: Grade 2H steel
• Finish: Hot-dip galvanized
• Standard: ASTM A563
• Size: 1-3/8-6

Applications

• Construction and structural assemblies requiring robust fasteners
• Industrial machinery, equipment, and heavy machinery mounting
• Outdoor or moisture-prone installations where corrosion resistance is essential

Installation & Maintenance

• Use with compatible bolts and mating hardware of the same thread standard
• Apply appropriate torque to ensure secure fastening without over-tightening
• Inspect periodically in harsh environments and replace if signs of corrosion or wear appear

Choose these Heavy Hex Nuts Grade 2H Steel HDG ASTM A563 1-3/8-6 for dependable, long-lasting performance in demanding settings.