S-91830A206 8-32 x 3/8" Thumb Screws

Key Features & Benefits at a Glance

• Easy manual operation with knurled round head providing superior grip without tools
• Exceptional corrosion resistance from 18-8 stainless steel construction for long service life
• High strength performance with 80,000 psi tensile strength and Rockwell B83 hardness
• Reliable thread engagement through fully threaded UNC coarse pattern with Class 2A fit
• Quick installation with raised head profile and right-hand thread direction
• Secure fastening solution featuring integrated collar for enhanced stability
• Environmental compliance meeting RoHS 3 and REACH regulations for industrial use

Professional Applications & Engineering Value

This 8-32 UNC thumb screw delivers exceptional value in applications requiring frequent adjustments or tool-less operation. The 18-8 stainless steel construction provides superior corrosion resistance in harsh environments, while the knurled head ensures positive grip even with gloved hands. The fully threaded design with coarse UNC threads offers rapid installation and removal, making it ideal for access panels, electronic enclosures, and machinery guards. The raised head profile with integrated collar distributes clamping pressure evenly, preventing damage to sensitive surfaces. These features combine to create a reliable industrial thumb screw solution that reduces maintenance downtime and improves operational efficiency.

Specification Summary & Compliance

This thumb screw features precision 8-32 UNC threads with Class 2A thread fit for consistent performance. The 3/8" length and 7/16" head diameter provide optimal dimensions for various applications. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial sectors. The combination of 80,000 psi tensile strength and Rockwell B83 hardness guarantees durable performance in demanding conditions.