1/2-20 Hex Nuts | Grade 8 Steel (800 / Pkg.)

Hex Nuts Grade 8 Steel Plain 1/2-20 are engineered for high-strength fastening needs. This hex nut is designed to pair with 1/2-20 UNC bolts for secure, durable joints in automotive, machinery, and construction applications.

Built from Grade 8 steel, these nuts deliver exceptional tensile strength and toughness. The plain finish means no coating, maximizing the nut's core strength while allowing quick assembly and inspection in indoor environments.

Highlights

• Grade 8 steel: High-strength material for demanding assemblies.
• Plain finish: Uncoated surface for maximum strength and ease of inspection; ideal for indoor use.
• Thread size: 1/2-20 UNC, designed to match standard 1/2"-20 bolts.
• Type: Hex nut with six sides for wrench access in tight spaces.
• Applications: Automotive, machinery, equipment, and heavy-duty construction where a secure, high-clamp fastener is required.

For best results, pair these nuts with corresponding bolts and proper washers to ensure even load distribution and resistance to loosening under vibration.

Why reliability matters

Investing in Grade 8 hex nuts helps reduce maintenance, prevent failures, and extend the life of your assemblies. The plain finish keeps installation straightforward and allows for inspection and re-tightening as needed.

Purchase note: Hex Nuts Grade 8 Steel Plain 1/2-20 are designed for indoor environments or where coatings are not required. For outdoor or corrosive environments, consider plated or coated alternatives to enhance corrosion resistance.