S-91313A137 M4 x 5 mm Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
• Exceptional holding power provided by the cup tip design, ensuring secure fastening and reduced component slippage.
• Easy installation and removal using a standard 2 mm hex key, saving time and labor in assembly and maintenance.
• Precise thread engagement with Class 6g fit and coarse 0.7 mm pitch, enabling quick assembly and reliable performance in high-vibration applications.
• Consistent mechanical strength due to Rockwell B80 hardness, offering durability and resistance to wear under load.
• Headless design allows for flush mounting in tight spaces, maximizing design flexibility and aesthetic appeal.
• Compliance with environmental regulations including RoHS 3 and REACH, ensuring safe and sustainable use in global markets.

Professional Applications & Engineering Value

This M4 set screw is engineered to address common industrial challenges such as component misalignment and loosening under dynamic loads. The 18-8 stainless steel material provides excellent resistance to rust and oxidation, making it suitable for applications in machinery, automotive, and electronics where exposure to moisture or chemicals is a concern. The hex headless design with a cup tip ensures maximum grip on shafts or mating parts, preventing rotation and maintaining precise alignment in assemblies. Combined with a coarse metric thread and Class 6g tolerance, it allows for rapid installation and reliable performance in high-stress environments, reducing maintenance downtime and enhancing operational efficiency.

Specification Summary & Compliance

This set screw features a metric M4 x 0.7 mm coarse thread with Class 6g thread fit for precise dimensional accuracy. It is manufactured from 18-8 stainless steel with a hardness of Rockwell B80 and includes a right-hand thread direction. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets international environmental and safety standards for industrial fasteners.