S-96655A122 6-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and extended service life.
• Precise component alignment ensured by the 1-1/2" shoulder length with tight ±0.005" tolerance for reliable positioning in assemblies.
• High-strength performance delivering 70,000 psi tensile strength and Rockwell B55 hardness for demanding mechanical applications.
• Secure and easy installation with a hex socket drive and knurled head for superior grip and torque application without slippage.
• Reliable thread engagement provided by the 6-32 UNC coarse thread and Class 2B fit, ensuring consistent fastening in various materials.
• Versatile partial threading design allows the unthreaded shoulder to act as a pivot, bearing surface, or spacer in precision mechanisms.
• Compliance with global standards, being RoHS 3 and REACH compliant, meeting stringent environmental and safety regulations for B2B markets.

Professional Applications & Engineering Value

This 18-8 stainless steel shoulder screw is engineered to address critical challenges in precision assemblies, such as misalignment and component wear. The 1-1/2" shoulder length with minimal tolerance provides a stable axle or dowel pin function, essential in machinery linkages, rotating assemblies, and electronic enclosures where exact positioning is paramount. The UNC coarse threading and Class 2B thread fit facilitate quick assembly and disassembly, reducing downtime in maintenance-heavy industries. Made from corrosion-resistant stainless steel, it withstands moisture and chemicals, extending the lifespan of equipment in automotive, aerospace, and industrial automation applications. The hex socket drive and knurled head enhance installation efficiency, preventing tool slip and ensuring consistent torque for reliable performance in high-vibration environments.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 2B thread fit for consistent engagement. Dimensions include a shoulder diameter of 5/16" with a tolerance of -0.004" to -0.002" and a shoulder length of 1-1/2" with a tolerance of -0.005" to 0.005", ensuring high precision. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming its suitability for regulated industrial and commercial use.