S-94500A211 M2.5 x 4 mm ISO 7380 Stainless Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel and passivated finish, ideal for harsh or humid industrial environments.
• High tensile strength of 70,000 psi ensures reliable, long-lasting fastening under mechanical stress.
• Hex drive design (1.5 mm) provides secure, slip-resistant tool engagement for efficient installation and removal.
• Fully threaded construction offers maximum grip and uniform load distribution along the entire length.
• Coarse thread pitch (0.45 mm) enables quick assembly and reduces cross-threading risks in various materials.
• Rounded (button) head style delivers a low-profile, finished appearance while minimizing snagging.
• Compliance with ISO 7380, RoHS 3, and REACH guarantees international quality and environmental safety standards.

Professional Applications & Engineering Value

This M2.5x0.45x4mm metric screw is engineered from 316 Stainless Steel with a passivated finish to combat corrosion in demanding settings like marine, chemical processing, and food equipment. The rounded head and hex drive design ensure easy, secure fastening in confined spaces, while the fully threaded Class 6g fit provides consistent clamping force. It solves common issues like galvanic corrosion and thread stripping, making it a dependable choice for industrial applications requiring precision, durability, and regulatory adherence.

Specification Summary & Compliance

This screw features a metric M2.5 thread with 0.45 mm coarse pitch and Class 6g thread fit per ISO standards, ensuring precise dimensional accuracy. It is manufactured to meet ISO 7380 specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for global industrial use without hazardous substances.