Cap Screw – Hex Head, 5/16″-18 x 3/4″

Cap Screw with Hex Head in size 5/16″-18 by 3/4″ (thread: 5/16-18).

Made from 18-8 stainless steel for corrosion resistance, ideal for bulk fastener needs and environments requiring stainless hardware.

Compatible Applications

• Bulk fastener assemblies
• Marine and outdoor installations requiring corrosion resistance
• General equipment mounting where a hex-head cap screw is appropriate

Parts Desk Insight: Best use case durable stainless steel hex cap screws for assemblies where corrosion resistance is important, such as outdoor or marine applications. Common issues to watch for: cross-threading during installation and over-tightening can damage threads; ensure proper alignment and correct engagement length.