S-90318A880 M5 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and chemical exposure
• Enhanced assembly precision with Class 6g thread fit and tight shoulder tolerances ensuring accurate component alignment
• High strength-to-weight ratio delivering 70,000 PSI tensile strength and 35,000 PSI shear strength for demanding applications
• Space-saving ultra-low socket head with 3mm hex drive enables flush mounting in confined spaces
• Consistent performance maintained through Rockwell B70 hardness and precise shoulder diameter/length control
• Regulatory compliance assurance with RoHS 3 and REACH conformity for global industrial applications
• Optimized torque transmission through smooth 10mm head diameter and hex socket drive design

Professional Applications & Engineering Value

These M5 shoulder screws with ultra-low socket head design solve critical alignment challenges in precision assemblies. The 316 stainless steel construction provides exceptional corrosion resistance for marine, chemical processing, and food equipment applications where moisture and aggressive media are concerns. The precise shoulder fit with -0.025 to 0 mm diameter tolerance and 0 to 0.05 mm length tolerance ensures exact component positioning in rotating mechanisms, bearing mounts, and pivot assemblies. The Class 6g thread with 0.8mm coarse pitch facilitates secure fastening while the 3mm hex drive allows high torque application in space-constrained designs. This combination of material properties and dimensional accuracy delivers reliable performance in automation equipment, medical devices, and precision instrumentation where vibration resistance and long-term reliability are paramount.

Specification Summary & Compliance

Manufactured to exacting metric standards with Class 6g thread fit and precise shoulder diameter tolerance of -0.025 to 0 mm. The shoulder length maintains 0 to 0.05 mm tolerance for consistent assembly performance. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material traceability. The M5x0.8mm coarse thread configuration follows standard metric threading specifications while the mechanical properties exceed industrial requirements with 70,000 PSI tensile strength and Rockwell B70 hardness ratings.