S-90269A664 M5 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction, ideal for harsh industrial environments and outdoor applications.
• Exceptional mechanical strength offering a tensile strength of 70,000 psi and shear strength of 35,000 psi for reliable, high-stress load-bearing.
• Precision alignment and smooth rotation enabled by the 8mm shoulder diameter with tight tolerance, reducing wear on mating components.
• Secure and easy installation with a knurled socket head and 4mm hex drive, providing excellent grip and torque transmission.
• Accurate and durable thread engagement thanks to the M5x0.8 coarse thread with Class 5g6g fit, ensuring consistent performance in dynamic assemblies.
• Compliance with stringent environmental regulations, including RoHS 3 and REACH, for safe use in regulated industries.
• Optimized for high-volume assembly with a standard right-hand thread and robust Rockwell B79 hardness, minimizing installation time and maintenance.

Professional Applications & Engineering Value

This M5 shoulder screw is engineered to address critical alignment and durability challenges in precision machinery. The 316 Stainless Steel material provides excellent resistance to corrosion and chemical exposure, making it suitable for industrial applications in automotive, marine, and food processing equipment. The 8mm shoulder diameter with precise tolerance ensures accurate component positioning, reducing misalignment and extending the lifespan of rotating parts like gears and pulleys. Combined with a coarse thread and Class 5g6g fit, it offers reliable fastening in high-vibration environments. The knurled socket head and hex drive facilitate quick, secure installation, enhancing assembly efficiency while maintaining high tensile and shear strength for demanding mechanical systems.

Specification Summary & Compliance

This shoulder screw features an M5x0.8 metric coarse thread with a Class 5g6g thread fit for precise tolerance. The shoulder diameter is 8mm with a tolerance of -0.072 to -0.01 mm, and the shoulder length is 8mm with a tolerance of 0 to 0.25 mm, ensuring consistent dimensional accuracy. Manufactured from 316 Stainless Steel with a hardness of Rockwell B79, it meets mechanical standards for tensile strength (70,000 psi) and minimum shear strength (35,000 psi). The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally responsible and safe industrial use.