S-91979A702 M4 x 5 mm Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 stainless steel construction, ensuring long-term reliability in demanding environments.
• Precise and secure fastening with Class 6g thread fit, providing excellent dimensional accuracy and consistent performance.
• Easy installation and removal using the 2mm hex drive, allowing for efficient assembly and maintenance.
• Effective pressure relief through the vented design (1.2mm vent diameter), preventing pressure buildup and potential damage.
• Reliable component positioning with the cup tip, offering a firm grip and reducing the risk of loosening under vibration.
• Broad compatibility with coarse M4 x 0.7mm metric threading, making it ideal for standard industrial applications.
• Compliance with environmental regulations by meeting RoHS 3 and REACH standards, ensuring safe and sustainable use.

Professional Applications & Engineering Value

This M4 hex headless set screw is engineered to address common industrial challenges such as component slippage and corrosion-induced failure. Crafted from 18-8 stainless steel, it offers exceptional resistance to rust and oxidation, making it perfect for machinery, automotive assemblies, and electronic enclosures exposed to moisture or chemicals. The coarse metric thread (M4 x 0.7mm) and Class 6g thread fit ensure quick, secure installation with minimal risk of cross-threading, while the vented design allows for pressure equalization in sealed systems. Its headless and cup tip configuration provides flush mounting and reliable grip, ideal for securing gears, pulleys, and other rotating parts without protruding elements. By integrating these features, this set screw enhances assembly durability and reduces maintenance needs in right-hand thread applications.

Specification Summary & Compliance

This set screw adheres to metric system standards with precise dimensions: M4 thread size, 0.7mm pitch, and 5mm length. The thread fit Class 6g ensures tight tolerances for reliable performance, while the 2mm hex drive facilitates easy tool engagement. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in various industrial sectors without hazardous substances.