S-90278A237 M6 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ensuring long-lasting performance in harsh industrial environments.
• Precise alignment and secure positioning thanks to the 30mm shoulder with tight tolerances, minimizing component movement and wear.
• High tensile strength of 70,000 psi and Rockwell B55 hardness for reliable load-bearing capacity in demanding applications.
• Easy installation and removal with a 4mm hex drive socket head, providing a secure grip and reducing tool slippage.
• Accurate thread engagement with Class 6g fit and coarse M6x1mm thread, ensuring consistent fastening and vibration resistance.
• Compliance with RoHS 3 and REACH regulations, making it safe for use in various industries without harmful substances.
• Smooth head texture and standard profile for a clean finish and compatibility with standard tools and assemblies.

Professional Applications & Engineering Value

This M6 shoulder screw is engineered to address common industrial challenges such as misalignment, component wear, and corrosion. Made from 18-8 stainless steel, it offers excellent resistance to rust and chemicals, ideal for machinery, automotive, and electronics where environmental factors are a concern. The 30mm shoulder length with precise fit tolerance provides stable support for rotating parts like bearings or pulleys, reducing friction and extending equipment life. Combined with a socket head and 4mm hex drive, it allows for quick, secure assembly in tight spaces. Its coarse thread pitch and Class 6g thread fit ensure reliable fastening under vibration, making it a trusted choice for industrial shoulder screws in high-stress applications.

Specification Summary & Compliance

This shoulder screw adheres to metric system standards with an M6x1mm thread size and Class 6g thread fit for precise dimensional accuracy. The shoulder diameter tolerance is -0.025 to 0 mm, and shoulder length tolerance is 0 to 0.05 mm, ensuring a precise shoulder fit. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility. Manufactured to deliver 70,000 psi tensile strength and Rockwell B55 hardness, it meets rigorous industrial requirements for durability and performance.