S-90357A003 8-32 x 3/8" Alloy Steel Ultra-Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional strength-to-weight ratio with 140,000 psi tensile strength for reliable performance in demanding applications
• Superior corrosion resistance through black-oxide alloy steel construction, extending service life in harsh environments
• Precision thread engagement with Class 3A UNC coarse threads ensuring secure fastening and vibration resistance
• Space-saving ultra-low profile design allowing installation in confined spaces where standard socket heads won't fit
• Consistent dimensional accuracy maintained through tight length tolerances (±0.005") for uniform assembly results
• Enhanced durability with Rockwell C32 hardness providing excellent wear resistance and thread integrity
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial applications

Professional Applications & Engineering Value

Engineered for precision industrial applications, these 8-32 UNC socket head cap screws deliver exceptional performance in machinery, automotive, and aerospace assemblies. The black-oxide alloy steel construction provides superior corrosion protection while maintaining the high tensile strength required for critical connections. The ultra-low profile socket head design solves space constraint challenges in compact equipment, while the Class 3A thread fit ensures precise engagement and vibration resistance in dynamic environments. The 5/64" hex drive offers secure tool engagement without stripping, making these fasteners ideal for high-stress applications where reliability and dimensional accuracy are paramount.

Specification Summary & Compliance

This socket head cap screw features precision 8-32 UNC Class 3A threads with coarse thread spacing and right-hand thread direction. Manufactured to inch system standards with tight length tolerance of -0.005" to 0.005". The fastener meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance for environmental regulations. The fully threaded design and ultra-low profile socket head profile ensure consistent performance across industrial applications requiring high-strength, corrosion-resistant fastening solutions.