S-99607A316 M8 x 30 mm Thumb Screws

Key Features & Benefits at a Glance

• Superior hand-tightening capability with precision knurled head texture for reliable grip in high-vibration environments
• Exceptional corrosion resistance through 18-8 stainless steel construction, ideal for demanding industrial conditions
• Optimized clamping performance with fully threaded M8 coarse thread design and flared collar for maximum holding power
• Consistent mechanical reliability with Rockwell B85 hardness and 80,000 psi tensile strength for repeated use cycles
• Precision thread engagement through Class 6g thread fit ensuring secure fastening in metric applications
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial deployment
• Ergonomic round head design with 16.5mm diameter and flared collar for comfortable manual operation

Professional Applications & Engineering Value

This M8 thumb screw delivers critical engineering advantages in applications requiring frequent adjustments and reliable hand-tightening. The 18-8 stainless steel composition provides excellent corrosion resistance for harsh environments including manufacturing equipment, electronic enclosures, and outdoor instrumentation. The fully threaded design with coarse 1.25 mm pitch ensures rapid installation and maximum thread engagement across the entire 30mm length. The knurled head texture combined with the flared collar creates superior anti-slip performance, preventing tool-free loosening in high-vibration industrial settings. This combination of material strength, precision Class 6g thread fit, and ergonomic design solves common challenges of manual fastener applications where tool access is limited and repeated adjustments are necessary.

Specification Summary & Compliance

This metric thumb screw features M8 x 1.25 mm coarse threads with Class 6g thread fit tolerance for precision engagement. The 30mm length provides full threading capability with dimensional accuracy per metric standards. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental compliance for industrial applications worldwide. The mechanical properties include Rockwell B85 hardness and 80,000 psi tensile strength, confirming reliable performance in demanding fastening scenarios.