S-90337A191 10-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
• Precise component alignment ensured by the exact 1/4" shoulder diameter with tight ±0.001" tolerance
• High-strength performance delivering 70,000 psi tensile strength and Rockwell B55 hardness for reliable load-bearing applications
• Space-saving low-profile socket head allows installation in confined spaces while providing secure hex drive engagement
• Accurate thread engagement with Class 2A UNF fine threads for vibration resistance and secure fastening
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial applications
• Consistent dimensional stability with precise shoulder length control (0" to 0.002" tolerance) for repeatable assembly performance

Professional Applications & Engineering Value

This 10-32 UNF shoulder screw addresses critical alignment challenges in precision machinery and industrial equipment. The 18-8 stainless steel construction with passivated finish provides exceptional corrosion resistance, extending service life in demanding environments. The low-profile socket head design enables installation in space-constrained applications while maintaining structural integrity. The precisely machined 1/4" shoulder diameter with tight tolerances ensures accurate component positioning in assemblies, reducing wear and maintaining alignment in mechanical systems, automation equipment, and precision instruments. The UNF fine thread configuration with Class 2A fit delivers secure fastening with vibration resistance, making it ideal for applications requiring repeated disassembly and reassembly without compromising thread integrity.

Specification Summary & Compliance

Manufactured to exacting standards, this shoulder screw features Class 2A thread fit with 10-32 UNF fine threads and precise shoulder dimensions (1/4" diameter with -0.001" to 0" tolerance). The component meets industry standards for dimensional accuracy and mechanical properties, including 70,000 psi tensile strength and Rockwell B55 hardness. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental and safety standards are met for industrial applications worldwide.