Allen Countersunk Screw Stainless Steel A4 - BF19603

The Allen countersunk screw made of stainless steel A4 is a robust and durable solution for fastenings exposed to marine conditions. Its UNC design (American standard thread) of 1/2" x 1 1/2" provides precise hold in structural and maintenance applications on board.

Technical features

• Head type: Countersunk Allen (internal hexagon)
• Material: Stainless steel A4 (AISI 316), high resistance to marine corrosion
• Diameter: 1/2"
• Length: 1 1/2" (approx. 38 mm)
• Thread: UNC (standard American thread), pitch 1/2"
• Reference: BF19603
• Supplied in single bag

Advantages

• Optimal anti-corrosive protection thanks to stainless steel A4/AISI 316, ideal in saline environments.
• Countersunk head: ensures aesthetic and secure finish, avoiding catches or scratches.
• Easy assembly with Allen key, ideal for work on deck, bilges or structural areas.

Applications

• Deck furniture and fittings
• Installation of equipment and accessories on board
• Structural repairs
• Joints requiring high mechanical strength and oxidation protection

Usage and maintenance tips

• Tighten with appropriate torque to avoid damaging the thread or base material.
• Periodically check the fastening, especially in areas with vibrations or mechanical stresses.
• Occasionally clean with fresh water to preserve shine and anti-corrosive properties.