S-91390A583 M30 x 40 mm DIN 916, ISO 4029 Set Screws

Key Features & Benefits at a Glance

• Superior holding power with alloy steel construction and Rockwell C45 hardness for maximum resistance to loosening under vibration and heavy loads
• Precise thread engagement with Class 5g6g fit and M30x3.5mm coarse thread spacing ensuring reliable fastening in demanding industrial applications
• Secure installation and removal through 14mm hex drive design that provides excellent torque transmission without head protrusion
• Enhanced grip and positioning with cup tip design that creates consistent pressure points and minimizes component surface damage
• Long-term reliability with alloy steel material offering excellent durability and wear resistance in harsh operating environments
• Global compliance assurance meeting DIN 916/ISO 4029 standards for consistent quality and dimensional accuracy across applications
• Environmental responsibility with RoHS 3 and REACH compliance for safe use in regulated industries worldwide

Professional Applications & Engineering Value

This M30 set screw delivers exceptional engineering value through its alloy steel construction and DIN 916 certification, specifically designed to address critical fastening challenges in industrial machinery, automotive assemblies, and heavy equipment. The headless design with hex drive provides flush mounting capabilities where space constraints exist, while the cup tip ensures superior gripping action that prevents rotational slippage in high-vibration environments. The Class 5g6g thread fit combined with coarse thread spacing enables rapid installation and reliable seating in both through-holes and blind applications. With Rockwell C45 hardness, this metric set screw maintains its mechanical properties under extreme stress, making it ideal for permanent positioning applications where disassembly is infrequent but reliability is paramount.

Specification Summary & Compliance

This set screw features precise metric thread specifications with M30 diameter, 3.5mm pitch, and Class 5g6g thread tolerance per ISO standards. Manufacturing complies with DIN 916 ISO 4029 specifications ensuring dimensional accuracy and performance consistency. The product meets RoHS 3 (2015/863/EU) compliance for restricted substance management and REACH (EC 1907/2006) compliance for chemical safety regulations, making it suitable for global industrial applications requiring environmental responsibility.