S-99154A392 2-56 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Precise component alignment ensured by the 3/32" diameter shoulder with tight tolerance control
• High-strength performance delivering 70,000 psi tensile strength and Rockwell B55 hardness for demanding applications
• Reliable thread engagement with Class 2A UNC coarse threads for secure fastening and vibration resistance
• Space-saving low-profile design featuring a low socket head for applications with limited clearance
• Environmental compliance meeting RoHS 3 and REACH standards for safe, regulated use
• Easy installation and removal with standard slotted drive compatibility

Professional Applications & Engineering Value

This precision shoulder screw is engineered to solve critical alignment challenges in industrial assemblies. The 3/32" diameter shoulder provides exact positioning for components in machinery, automotive, and electronic applications, eliminating misalignment issues that cause premature wear. Manufactured from 18-8 stainless steel, it offers excellent corrosion resistance in demanding environments while maintaining structural integrity. The low socket head profile allows for compact designs without compromising accessibility. With UNC coarse threads and Class 2A thread fit, it ensures reliable fastening in high-vibration settings, making it ideal for precision instruments, rotating assemblies, and fixturing applications where dimensional accuracy is paramount.

Specification Summary & Compliance

This shoulder screw features Class 2A thread fit with UNC thread standards, ensuring precise manufacturing tolerances. The shoulder maintains tight diameter tolerance (-0.001" to 0") and length tolerance (0" to 0.002") for exact alignment. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming environmental safety and regulatory adherence for industrial use.