S-90357A026 3/8"-16 x 3/4" Alloy Steel Ultra-Low-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide coating, extending service life in demanding industrial environments
• Exceptional tensile strength of 140,000 psi ensures reliable performance under high-stress applications
• Precision Class 3A thread fit provides secure fastening with minimal vibration loosening
• Ultra-low socket head profile enables installation in confined spaces where clearance is limited
• Enhanced durability with Rockwell C32 hardness for repeated use without deformation
• Comprehensive regulatory compliance with RoHS 3 and REACH standards for global market acceptance
• Optimized drive engagement with 3/16" hex drive for efficient installation and removal

Professional Applications & Engineering Value

These black-oxide alloy steel socket head cap screws deliver critical performance advantages in precision engineering applications where space constraints and corrosion resistance are paramount. The ultra-low profile head design solves clearance issues in compact assemblies while maintaining full 3/16" hex drive functionality. The 3/8"-16 UNC coarse threads with Class 3A precision fit ensure vibration-resistant fastening in machinery, automotive, and industrial equipment. The combination of 140,000 psi tensile strength and Rockwell C32 hardness provides reliable performance in high-stress applications, while the black-oxide surface treatment offers superior protection against environmental degradation.

Specification Summary & Compliance

Manufactured to exacting standards with Class 3A thread fit precision and length tolerance of -0.005" to 0.005". Features 3/8"-16 UNC coarse threads in right-hand direction with full threading. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial markets and restricted substance requirements.