S-90269A506 M3 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and extended service life.
• Precise component alignment ensured by the 6mm shoulder, reducing assembly errors and improving mechanical stability.
• High-strength performance offering 70,000 psi tensile and 35,000 psi shear strength for reliable load-bearing in demanding applications.
• Secure and efficient installation with a 2.5mm hex socket drive and knurled head, providing excellent torque transmission and grip.
• Accurate and consistent threading with Class 5g6g fit and M3x0.5mm coarse pitch, ensuring easy assembly and vibration resistance.
• Compliance with stringent regulations, including RoHS 3 and REACH, making it safe for various global industrial uses.
• Durable material hardness at Rockwell B79, resisting wear and maintaining integrity under repeated stress.

Professional Applications & Engineering Value

This M3 shoulder screw is engineered to address common industrial challenges such as misalignment and corrosion-induced failure. Made from 316 stainless steel, it excels in corrosive settings like marine, chemical processing, and food machinery, where material integrity is critical. The hex socket drive and knurled head facilitate quick, secure fastening in tight spaces, reducing assembly time. The 6mm shoulder provides a precise locating feature, essential for aligning bearings, gears, or pulleys in automated systems and precision instruments. With a coarse thread pitch and Class 5g6g thread fit, it ensures robust engagement and resistance to loosening under vibration, enhancing reliability in dynamic applications like robotics and conveyor systems.

Specification Summary & Compliance

This shoulder screw adheres to metric system standards with an M3 thread size and 0.5mm pitch, featuring a Class 5g6g thread fit for precise tolerance. Dimensions include a shoulder diameter of 5 mm (tolerance: -0.072 to -0.01 mm) and shoulder length of 6 mm (tolerance: 0 to 0.25 mm), ensuring consistent performance. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious and safe industrial use.