S-92290A855 M4 x 55 mm DIN 912, ISO 4762 Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction and passivated finish, ideal for harsh or marine environments
• High tensile strength of 70,000 psi ensures reliable performance in demanding mechanical and structural applications
• Precise hex socket drive (3 mm) allows for secure, high-torque installation and reduced risk of tool slippage
• Partially threaded design with 20 mm thread length provides optimal grip and alignment in assemblies without unnecessary threading
• Coarse M4 x 0.7 mm thread enables quick assembly and strong holding power in a variety of materials
• Compliance with DIN 912/ISO 4762 standards guarantees dimensional accuracy, interchangeability, and consistent quality
• RoHS 3 and REACH compliant for safe, environmentally responsible use in industrial and commercial settings

Professional Applications & Engineering Value

This M4 socket head cap screw in 316 stainless steel with a passivated finish is engineered to address common industrial challenges such as corrosion, vibration loosening, and high-stress fatigue. The hex drive design ensures maximum torque transfer, reducing installation time and improving joint integrity in machinery, automotive, and electronics assemblies. Its partially threaded configuration and coarse metric thread provide excellent clamping force and resistance to dynamic loads, making it a reliable choice for industrial fasteners in equipment subjected to temperature variations and chemical exposure. By meeting DIN 912/ISO 4762 specifications, it delivers consistent performance and long-term durability in critical applications.

Specification Summary & Compliance

This screw features a Class 6g thread fit for precise dimensional accuracy, with a thread size of M4 x 0.7 mm and a length of 55 mm. It conforms to DIN 912/ISO 4762 manufacturing standards, ensuring reliable thread engagement and interchangeability. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally safe and regulated use in various industries.