S-90008A551 10-32 x 3/4" ASME B18.3, ASTM F837 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Enhanced Corrosion Resistance: Silver-plated 18-8 stainless steel construction provides superior protection against rust and environmental degradation, extending service life in harsh conditions.
• Precise Thread Engagement: Class 3A thread fit ensures tight, reliable fastening with minimal backlash, ideal for applications requiring high vibration resistance and accuracy.
• High Tensile Strength: 70,000 PSI tensile strength and Rockwell B70 hardness offer exceptional load-bearing capacity and durability under mechanical stress.
• Secure Hex Drive Installation: 5/32" hex socket drive allows for high torque application without stripping, ensuring firm and stable assembly.
• Fine Thread Advantage: 10-32 UNF fine threads provide improved adjustment precision and superior holding power in thin materials or delicate components.
• Full Thread Coverage: Fully threaded design maximizes grip length and distributes clamping force evenly, enhancing joint integrity.
• Regulatory Compliance: Meets ASME B18.3, ASTM F837, RoHS 3, and REACH standards, ensuring safety, environmental responsibility, and global market acceptance.

Professional Applications & Engineering Value

This 10-32 UNF Class 3A socket head cap screw is engineered to address critical challenges in precision assemblies, such as aerospace, medical devices, and electronics, where fine thread accuracy and corrosion resistance are paramount. The silver-plated 18-8 stainless steel material combats oxidation and galvanic corrosion, while the Rockwell B70 hardness and 70,000 PSI tensile strength ensure reliable performance under cyclic loads and high-stress environments. Its fully threaded right-hand design and 5/32" hex drive facilitate easy installation in confined spaces, reducing assembly time and minimizing the risk of fastener failure. Ideal for securing sensitive components, this screw delivers long-term reliability and compliance with stringent industry specifications.

Specification Summary & Compliance

This socket head cap screw features a 10-32 UNF fine thread with Class 3A thread fit for high precision, a length of 3/4", and a head diameter of 5/16". It conforms to ASME B18.3 and ASTM F837 manufacturing standards, ensuring dimensional accuracy and mechanical consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing adherence to environmental and safety requirements for industrial use.