S-91185A869 3/8"-16 x 1 1/4" Thumb Screws

Key Features & Benefits at a Glance

• Corrosion-resistant 18-8 stainless steel construction ensures long-term durability in harsh industrial environments
• Ergonomic multi-lobe acetal plastic head provides comfortable hand-tightening without tools
• Class 3A thread fit delivers superior engagement and vibration resistance in demanding applications
• UNC coarse threading enables quick installation and removal while resisting cross-threading
• Black acetal plastic head maintains dimensional stability across temperature variations (32° to 180°F)
• Fully threaded 1-1/4" length offers maximum adjustment flexibility and secure fastening
• RoHS 3 and REACH compliance guarantees environmental responsibility and regulatory adherence

Professional Applications & Engineering Value

This 3/8"-16 thumb screw combines the corrosion resistance of 18-8 stainless steel with the ergonomic advantages of a multi-lobe black acetal plastic head, creating an ideal solution for frequent access panels, machinery guards, and equipment maintenance points. The UNC coarse threading with Class 3A fit ensures reliable performance in vibration-prone environments while allowing quick manual adjustments without specialized tools. The acetal plastic head material provides excellent electrical insulation properties and maintains its structural integrity across the specified temperature range, making it suitable for electronics enclosures, industrial controls, and outdoor equipment where both durability and user convenience are critical.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 3A thread fit and UNC coarse threading (3/8"-16), this fully threaded thumb screw features a 1-1/2" diameter multi-lobe head with 15/32" height. The product fully complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors while maintaining consistent performance in right-hand thread applications.