S-90263A164 M6 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction and passivated finish for extended service life in harsh environments
• Precise component alignment enabled by the 4mm shoulder with tight diameter and length tolerances for reliable assembly fit
• High mechanical strength with 70,000 psi tensile strength and Rockwell B79 hardness for demanding industrial applications
• Secure hex socket drive with 4mm hex key compatibility providing reliable torque transmission and reduced stripping risk
• Consistent thread performance with Class 6g metric thread fit ensuring proper engagement and vibration resistance
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for environmental and safety requirements
• Optimized for manufacturing efficiency with right-hand coarse threads (M6x1mm) enabling quick installation and disassembly

Professional Applications & Engineering Value

This M6 shoulder screw delivers exceptional engineering value in precision alignment applications where component positioning is critical. The 316 stainless steel material provides outstanding corrosion resistance, making it ideal for chemical processing, marine, and food processing equipment where moisture and corrosive agents are present. The precise shoulder with diameter tolerance of -0.025 to 0 mm and length tolerance of 0 to 0.05 mm ensures accurate component location without additional alignment pins, reducing assembly complexity and manufacturing costs. The hex socket head design allows for high torque application in confined spaces, while the Class 6g thread fit maintains consistent clamping force in vibrating environments. The passivated finish enhances surface durability and provides additional protection against chemical attack, extending service life in demanding industrial applications.

Specification Summary & Compliance

This precision shoulder screw features M6x1mm coarse metric threads with Class 6g tolerance for consistent fit and performance. The shoulder maintains precise dimensional control with diameter tolerance of -0.025 to 0 mm and length tolerance of 0 to 0.05 mm. Manufactured from 316 stainless steel with Rockwell B79 hardness and 70,000 psi tensile strength, this fastener meets rigorous mechanical requirements. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring adherence to current environmental and safety regulations for industrial applications.