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Cup Hd Bolt 5\16UNC x 2 304 x 1

Stock Code:
3160817
Price:
$1.98

Cup Head Bolt 5⁄16" UNC × 2" – 304 Stainless Steel

This 5⁄16" UNC × 2" Cup Head Bolt is precision-engineered from premium 304 stainless steel, providing superior strength, corrosion resistance, and a smooth polished finish. The domed cup head with a square neck design prevents rotation during tightening and ensures a secure, flush fit — ideal for timber construction, marine fittings, fencing, decking, and general engineering applications.

The Unified National Coarse (UNC) thread allows for strong engagement and easy installation, while the 304 stainless steel composition offers excellent resistance to rust, pitting, and staining. Perfect for indoor, outdoor, and coastal environments, this bolt combines durability with a clean, professional appearance.

Key Features

  • Size: 5⁄16" UNC × 2" (7.9mm diameter × 50mm length)

  • Thread type: Unified National Coarse (UNC)

  • Material: 304 stainless steel

  • Domed cup head with square neck for anti-rotation hold

  • Excellent corrosion and weather resistance

  • Polished finish for professional presentation

  • Ideal for timber joints, marine fittings, fencing, and general fabrication

A strong and corrosion-resistant 304 stainless steel cup head bolt designed for long-lasting performance, precision, and a clean finish — perfect for marine, outdoor, and structural applications.

Details

  • Diameter:
    5\16UNC
  • Length:
    2
  • Thread Pitch:
    18 TPI
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