S-91390A607 M5 x 50 mm DIN 916, ISO 4029 Set Screws

Key Features & Benefits at a Glance

• Exceptional holding power with cup point design that bites into surfaces to prevent loosening under vibration and torque.
• Superior strength and durability from alloy steel construction and a Rockwell C45 hardness rating for long service life in demanding applications.
• Reliable and precise fastening ensured by the Class 5g6g thread fit and coarse thread spacing for easier installation and consistent performance.
• Efficient installation and removal with a 2.5 mm hex drive and headless design, ideal for confined spaces and providing a flush finish.
• Guaranteed dimensional accuracy and interchangeability, manufactured to meet DIN 916 and ISO 4029 international standards.
• Safe for various industries as it is fully RoHS 3 and REACH compliant, containing no hazardous substances.
• Versatile right-hand metric thread (M5x0.8) designed for broad compatibility with standard metric components and assemblies.

Professional Applications & Engineering Value

This M5 set screw is engineered to solve critical challenges in industrial applications where secure, permanent fastening is essential. The alloy steel material and Rockwell C45 hardness provide excellent resistance to wear and deformation, making it ideal for high-stress environments like machinery, automotive assemblies, and precision equipment. The cup point tip concentrates force to create a strong grip on shafts and collars, effectively preventing slippage and maintaining alignment. Its headless design and 2.5 mm hex drive allow for easy installation in tight spaces, ensuring a clean, flush finish without protrusions. Complying with DIN 916/ISO 4029, this metric set screw offers reliable performance and interchangeability, reducing downtime and maintenance costs in professional engineering projects.

Specification Summary & Compliance

This set screw features an M5x0.8 mm coarse thread with a Class 5g6g thread fit per ISO standards, ensuring precise tolerances for secure fastening. It is manufactured in accordance with DIN 916 and ISO 4029 specifications, guaranteeing dimensional accuracy and performance reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and safe for use in various industrial and international markets.