S-90833A118 M6 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional durability and corrosion resistance with a black oxide finish, ideal for harsh industrial environments.
• High tensile strength of 140,000 psi and Rockwell C30 hardness for reliable performance under heavy loads.
• Precise Class 5g6g thread fit ensures smooth assembly and secure fastening in demanding applications.
• Low profile socket head with knurled texture provides easy installation and a secure grip with standard 4 mm hex tools.
• Accurate 6 mm shoulder length with tight tolerance guarantees consistent positioning and alignment in assemblies.
• Compliance with RoHS 3 and REACH standards ensures environmental safety and regulatory adherence for global use.
• Coarse M6 x 1 mm metric thread offers quick installation and high resistance to loosening in dynamic conditions.

Professional Applications & Engineering Value

This M6 shoulder screw is engineered from high-strength alloy steel to address critical needs in precision machinery, automotive systems, and industrial equipment. The black oxide finish enhances corrosion resistance, extending service life in corrosive settings. Its low profile socket head with a knurled texture allows for easy access and secure handling in confined spaces, reducing installation time. The precise shoulder diameter and length tolerances ensure accurate alignment and rotational control, preventing misalignment in assemblies like bearings, pulleys, and linkages. With a coarse thread pitch and Class 5g6g thread fit, it provides reliable fastening that withstands vibrations and dynamic stresses, making it a top choice for engineers seeking durability and performance in metric fastener applications.

Specification Summary & Compliance

This shoulder screw features an M6 x 1 mm metric thread with a Class 5g6g thread fit for precise dimensional accuracy. The shoulder diameter tolerance is -0.072 to -0.01 mm, and shoulder length tolerance is 0 to 0.25 mm, ensuring consistent performance. Manufactured from alloy steel with a black oxide finish, it meets industry standards for hardness and tensile strength. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its safety and environmental responsibility in global supply chains.