S-93996A738 8-32 Shoulder Screws

Key Features & Benefits at a Glance

• Vibration-resistant locking with permanent nylon patch thread locker that maintains integrity from -70° to 250°F, preventing loosening in dynamic environments
• Exceptional corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial settings and outdoor applications
• High-strength performance with 70,000 psi tensile strength and Rockwell B55 hardness for reliable load-bearing capability
• Precision shoulder alignment featuring 1½" shoulder length with tight tolerance control for accurate component positioning
• Secure hex drive installation using standard 3/32" hex tools for consistent torque application and reduced stripping risk
• Industry-standard compatibility with 8-32 UNC coarse threads and Class 2A fit for seamless integration with existing assemblies
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global market acceptance and environmental safety

Professional Applications & Engineering Value

This 18-8 stainless steel shoulder screw delivers critical engineering solutions where precise component alignment and vibration resistance are paramount. The 1½" precision shoulder provides accurate bearing surfaces for rotating components in machinery, while the 8-32 UNC coarse threads with Class 2A fit ensure reliable engagement in production environments. The integrated nylon patch thread locker eliminates the need for separate locking hardware, maintaining fastener integrity across temperature extremes from -70° to 250°F. Ideal for precision assemblies in automotive, aerospace, and industrial equipment, this socket head shoulder screw combines the corrosion resistance of stainless steel with 70,000 psi tensile strength for demanding applications where failure is not an option.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 2A thread fit and controlled shoulder tolerances (-0.001" to 0" diameter, 0" to 0.002" length). Features 8-32 UNC coarse threads with 3/16" thread length and standard socket head profile. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and global market acceptance. The 18-8 stainless steel construction provides consistent mechanical properties with Rockwell B55 hardness and 70,000 psi tensile strength.