S-97832A217 8-32 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial environments
• Superior thread reliability with Class 3A fit ensuring precise, vibration-resistant fastening in critical assemblies
• Enhanced grip and torque application through knurled head texture and hex socket drive combination
• High-strength performance with 70,000 psi tensile strength and Rockwell B55 hardness for demanding applications
• Precision shoulder alignment with controlled diameter and length tolerances for accurate component positioning
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global manufacturing requirements
• Optimized coarse thread design with 8-32 UNC configuration enabling rapid assembly and disassembly

Professional Applications & Engineering Value

This socket head shoulder screw delivers critical engineering value in precision machinery and industrial equipment where alignment accuracy and corrosion resistance are paramount. The 18-8 stainless steel construction provides excellent durability in corrosive environments, while the Class 3A thread fit ensures vibration-resistant fastening in high-stress applications. The 3/16" shoulder length with controlled tolerances enables precise component positioning in assemblies, making it ideal for pivoting mechanisms, rotating assemblies, and precision guides. The combination of hex socket drive and knurled head texture facilitates secure tool engagement during installation, reducing slippage in confined spaces. These shoulder screws are engineered to maintain dimensional stability under load, supporting critical alignment functions in automation equipment, manufacturing fixtures, and precision instruments.

Specification Summary & Compliance

This precision shoulder screw features 8-32 UNC coarse threads with Class 3A fit for superior thread engagement. The shoulder maintains tight dimensional control with diameter tolerance of -0.004" to -0.002" and length tolerance of -0.005" to 0.005". Manufactured from 18-8 stainless steel with Rockwell B55 hardness, it delivers 70,000 psi tensile strength and 35,000 psi minimum shear strength. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and global market acceptance.