S-90269A597 M5 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and chemical exposure
• Enhanced durability and wear resistance from the black oxide finish, providing long-lasting performance and reduced maintenance
• Precise alignment and smooth rotation enabled by the 30mm shoulder length with tight diameter tolerance, minimizing component wear
• High-strength fastening with 70,000 psi tensile and 35,000 psi shear strength, ensuring reliable load-bearing in demanding applications
• Secure and efficient installation using the 3mm hex socket drive, preventing cam-out and allowing high torque application
• Accurate and consistent threading with Class 5g6g metric coarse thread fit, reducing the risk of cross-threading and assembly errors
• Compliance with environmental standards including RoHS 3 and REACH, ensuring safe and sustainable use in regulated industries

Professional Applications & Engineering Value

This M5 shoulder screw is engineered to address critical alignment and corrosion challenges in precision assemblies. The 316 stainless steel material offers exceptional resistance to chlorides and acidic conditions, making it suitable for marine, chemical processing, and food machinery applications. The 30mm shoulder length provides a precise bearing surface for rotating components like gears and pulleys, reducing eccentric motion and extending equipment life. Combined with the black oxide finish, it minimizes friction and galling, while the hex socket drive ensures secure fastening in confined spaces. These features make it an ideal choice for industrial automation, medical devices, and optical equipment where reliability and precision are paramount.

Specification Summary & Compliance

This shoulder screw adheres to metric threading standards with M5 x 0.8mm coarse pitch and Class 5g6g thread fit for consistent engagement. Shoulder diameter tolerance is maintained at -0.072 to -0.01 mm, and shoulder length tolerance at 0 to 0.25 mm, ensuring precise dimensional accuracy. The product is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming its suitability for use in environmentally regulated and safety-critical applications.