S-90269A589 M4 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel and black oxide finish, ideal for harsh industrial environments
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibrations
• Precision Class 5g6g thread fit guarantees smooth assembly and secure fastening in metric applications
• Rockwell B79 hardness provides excellent durability and resistance to wear over extended use
• Hex socket drive design allows for easy installation with standard tools, reducing assembly time
• Compliance with RoHS 3 and REACH standards ensures environmental safety and regulatory acceptance
• Coarse thread pitch of 0.7mm offers quick engagement and reduced risk of cross-threading

Professional Applications & Engineering Value

This M4 shoulder screw is engineered from 316 stainless steel with a black oxide finish to address common industrial challenges like corrosion, high stress, and precise alignment needs. The metric thread and Class 5g6g fit ensure accurate positioning in machinery, automotive, and electronics assemblies, minimizing loosening and maintenance. With a 10mm thread length and robust shoulder design, it provides stable pivoting and spacing in linkages, bearings, and rotating components, enhancing operational reliability and reducing downtime in demanding applications.

Specification Summary & Compliance

This shoulder screw features a Class 5g6g thread fit per metric standards, with precise shoulder diameter tolerance of -0.072 to -0.01 mm and length tolerance of 0 to 0.25 mm. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety requirements for industrial fasteners.