S-94035A189 10-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish for extended service life in harsh environments
• Precise component alignment through the 2" shoulder with tight diameter and length tolerances for reduced vibration and wear
• High-strength performance with 70,000 psi tensile strength and Rockwell B55 hardness to withstand heavy operational loads
• Secure fastening in fine-thread applications using the 10-32 UNF Class 2A thread for reliable engagement in thin materials
• Easy installation and removal with hex socket drive requiring minimal clearance while providing maximum torque transfer
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for use in regulated industrial sectors
• Reduced maintenance requirements through combination of durable materials, precise manufacturing, and protective surface treatment

Professional Applications & Engineering Value

This precision shoulder screw delivers exceptional engineering value in applications requiring exact component positioning and rotational control. The 18-8 stainless steel construction with passivated finish provides reliable corrosion resistance for machinery operating in demanding environments. The extended 2" shoulder with precise diameter control serves as an accurate locating feature in assemblies, eliminating the need for additional bushings or spacers. The 10-32 UNF fine thread with Class 2A fit ensures secure fastening in thin-section materials commonly found in precision equipment, while the socket head design with hex drive allows for compact installation in space-constrained applications. These features make it ideal for precision machinery, automation systems, and industrial equipment where dimensional accuracy and long-term reliability are critical.

Specification Summary & Compliance

This shoulder screw features 10-32 UNF fine threads with Class 2A thread fit per UNF standards, ensuring precise engagement and consistent performance. The shoulder maintains tight dimensional control with diameter tolerance of -0.001" to 0" and length tolerance of 0" to 0.002" for accurate component positioning. Manufactured from 18-8 stainless steel with Rockwell B55 hardness and 70,000 psi tensile strength, this fastener meets rigorous industrial requirements. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, making it suitable for use in regulated industries and international markets.