S-91385A429 M8 x 30 mm DIN 916, ISO 4029 Set Screws

Key Features & Benefits at a Glance

• Vibration-resistant locking with permanent nylon patch thread locker that maintains secure fastening even under dynamic loads
• Superior corrosion protection through black-oxide surface treatment, extending service life in demanding industrial environments
• High-strength performance with Rockwell C45 hardness alloy steel construction for exceptional durability and load-bearing capacity
• Precise installation control via 4mm hex drive design that prevents cam-out and ensures proper torque application
• Wide temperature compatibility with thread locker effective from -50° to 250°F for reliable performance across various operating conditions
• Optimized thread engagement with Class 5g6g thread fit and coarse 1.25mm pitch for quick assembly and secure holding power
• Cup tip design that provides positive seating and minimizes component damage during installation

Professional Applications & Engineering Value

This M8 set screw with nylon patch thread locker addresses critical vibration-induced loosening challenges in industrial machinery, automotive components, and precision equipment. The black-oxide alloy steel construction combined with Rockwell C45 hardness ensures reliable performance where repeated stress and environmental factors compromise ordinary fasteners. The headless design with hex drive enables flush mounting in confined spaces while maintaining accessibility for installation and removal. Engineered to DIN 916/ISO 4029 standards, this metric set screw delivers consistent dimensional accuracy for OEM applications requiring precise alignment and permanent fastening solutions in assemblies subject to thermal cycling and mechanical vibration.

Specification Summary & Compliance

This M8 x 1.25mm x 30mm set screw features Class 5g6g thread tolerance for precise fitment, manufactured to DIN 916 ISO 4029 specifications. The product maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial applications. The thread locker temperature range of -50° to 250°F provides reliable performance across extreme operating conditions while the cup tip design ensures optimal contact pressure distribution.