S-91290A256 M5 x 35 mm DIN 912, ISO 4762 Alloy Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional tensile strength of 170,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
• Superior corrosion resistance from the black-oxide finish prolongs service life in harsh or humid industrial environments.
• Precision thread fit (Class 5g6g) provides consistent engagement and vibration resistance, minimizing loosening over time.
• High hardness (Rockwell C37) offers excellent wear resistance, maintaining integrity under repeated assembly and disassembly.
• Partially threaded design allows for secure clamping in specific sections, ideal for components requiring precise positioning.
• Standard hex socket drive (4 mm) enables easy installation with common tools, speeding up assembly while reducing stripping risks.
• Compliance with DIN 912/ISO 4762 guarantees dimensional accuracy and interchangeability, ensuring compatibility in global engineering projects.

Professional Applications & Engineering Value

Engineered for demanding industrial settings, this M5 socket head cap screw in black-oxide alloy steel addresses critical challenges like vibration-induced loosening and corrosion in machinery, automotive, and heavy equipment assemblies. The coarse thread metric design with a 0.8 mm pitch ensures quick installation and robust holding power, while the partially threaded configuration provides focused clamping force for components like brackets and housings. With a Class 12.9 strength rating, it withstands extreme loads, reducing maintenance needs and enhancing operational safety in high-stress environments.

Specification Summary & Compliance

This screw adheres to DIN 912/ISO 4762 standards, featuring a thread fit of Class 5g6g for precise tolerance. It is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, ensuring environmental safety and regulatory acceptance in international markets.