S-90337A424 6-32 Shoulder Screws

Key Features & Benefits at a Glance

• Enhanced Wear Resistance - TiCN coating provides superior surface hardness and extended service life in high-friction applications
• Exceptional Corrosion Protection - 18-8 stainless steel construction offers reliable performance in demanding environments
• Precise Alignment & Stability - Controlled shoulder diameter and length tolerances ensure accurate component positioning
• High Strength Performance - 70,000 PSI tensile strength and Rockwell B55 hardness withstand heavy mechanical loads
• Easy Installation & Removal - Hex socket drive with 3/32" drive size provides secure tool engagement and torque transmission
• Reliable Thread Engagement - Class 2A UNC coarse threads with right-hand direction ensure consistent fastening performance
• Regulatory Compliance Ready - Meets RoHS 3 and REACH standards for global manufacturing applications

Professional Applications & Engineering Value

This precision 6-32 UNC shoulder screw delivers exceptional engineering value in applications requiring precise component alignment and rotational control. The TiCN coated 18-8 stainless steel construction addresses critical industrial challenges by combining corrosion resistance with enhanced surface durability, significantly reducing wear in high-cycle operations. The precisely controlled shoulder diameter and length (1-1/4") provides accurate bearing surfaces for gears, pulleys, and rotating assemblies, eliminating misalignment issues. The low-profile socket head with hex drive design ensures reliable torque transmission in space-constrained applications, while the Class 2A thread fit maintains consistent clamping force in vibration-prone environments. These features make it ideal for precision machinery, automation systems, and industrial equipment where dimensional stability and long-term reliability are paramount.

Specification Summary & Compliance

This shoulder screw features Class 2A thread fit with UNC coarse threading standards, ensuring precise dimensional accuracy and reliable fastening performance. The manufacturing specifications include controlled shoulder diameter tolerance (-0.001" to 0") and shoulder length tolerance (0" to 0.002") for exceptional precision. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting international environmental and safety standards for industrial applications worldwide.