5/16UNF Hex Bolts Stainless Steel

Description

5/16” UNF Hex Head Bolts – 316 Stainless Steel for Precision and Corrosion Resistance

Our 5/16 inch UNF hex head bolts are made from premium 316 stainless steel, offering superior strength, fine-thread accuracy, and exceptional corrosion resistance. The Unified National Fine (UNF) thread provides a tighter, more secure hold — perfect for precision fastening in high-vibration environments.

Designed with a hex head for easy installation, these bolts are ideal for marine, automotive, machinery, and industrial applications where performance and reliability are essential.

Key Features of 5/16" UNF Stainless Steel Hex Head Bolts:

  • Manufactured from 316 stainless steel for excellent corrosion resistance

  • 5/16” UNF thread – fine thread ideal for high-precision and vibration-resistant fastening

  • Hex head allows for easy tightening with standard tools

  • Perfect for marine fittings, mechanical assemblies, industrial equipment, and auto repairs

  • Compatible with UNF stainless steel nuts and washers

  • Available in various lengths to meet your fastening needs

  • Trusted by engineers, tradespeople, and maintenance professionals

  • Supplied in bulk or trade quantities, with fast delivery options available

Choose 5/16” UNF stainless steel hex head bolts when you need precision fastening with long-lasting corrosion protection.

Code Image Product Name Grade Price Quantity
Hex Bolt 5\16UNF x 1.1\2  304 x 1
304
Hex Bolt 5\16UNF x 2 304 x 1
304
Hex Bolt 5\16UNF x 2.1\2  304 x 1
304