S-90505A384 M3 x 8 mm DIN 965 Sealing Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction, ideal for harsh chemical and marine environments.
• Reliable high-pressure sealing up to 6000 psi, preventing leaks in critical fluid and gas systems.
• Excellent temperature tolerance from -80° to 400° F, thanks to the high-performance silicone rubber O-ring.
• High tensile strength of 70,000 psi ensures dependable fastening under significant mechanical stress.
• Precision metric threading (M3 x 0.5 mm, Class 6g) guarantees consistent fit and ease of assembly in coarse thread applications.
• Undercut flat head design (DIN 965) allows for a flush, secure fit that minimizes protrusion and improves aesthetics.
• Broad regulatory compliance including RoHS 3 and REACH, ensuring safety and environmental standards are met for global supply chains.

Professional Applications & Engineering Value

This M3 flat head screw is engineered to address common industrial challenges such as fluid leakage, vibration loosening, and material degradation. The combination of 316 Stainless Steel and a silicone rubber O-ring provides exceptional corrosion resistance and a reliable seal in demanding environments like chemical processing, marine equipment, and automotive systems. The fully threaded design with Class 6g tolerance ensures uniform load distribution and secure fastening, while the Phillips drive facilitates efficient installation. Ideal for applications requiring high-pressure sealing up to 6000 psi, this screw helps prevent downtime and maintenance costs in pumps, valves, and hydraulic assemblies.

Specification Summary & Compliance

This screw features M3 x 0.5 mm coarse metric threading with a Class 6g thread fit for precise dimensional accuracy. It complies with the DIN 965 standard for flat undercut head screws and is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring it is free from hazardous substances and suitable for rigorous industrial use.