S-91830A402 10-32 x 3/8" Thumb Screws

Key Features & Benefits at a Glance

• Superior manual grip with knurled round head design for slip-resistant operation without tools
• Exceptional corrosion resistance from 18-8 stainless steel construction in demanding environments
• High mechanical strength with 80,000 psi tensile strength and Rockwell B83 hardness for reliable load-bearing
• Precision thread engagement through Class 2A UNF fine threads ensuring secure fastening
• Quick installation with fully threaded 3/8" length and raised head profile for enhanced accessibility
• Environmental compliance meeting RoHS 3 and REACH regulations for global industrial use
• Right-hand threading compatible with standard assembly procedures for operational consistency

Professional Applications & Engineering Value

This 10-32 UNF thumb screw delivers critical advantages in applications requiring frequent adjustments or tool-free maintenance. The 18-8 stainless steel material provides inherent corrosion resistance for electronics enclosures, machinery guards, and outdoor equipment. The knurled head texture combined with the raised round profile ensures positive grip even with gloved hands, reducing installation time and eliminating tool damage risks. With fine threading and Class 2A thread fit, it maintains vibration resistance in precision assemblies while the fully threaded design offers maximum engagement depth. These features make it ideal for aerospace components, medical devices, and industrial controls where reliability and quick access are paramount.

Specification Summary & Compliance

Manufactured to UNF thread standards with Class 2A thread fit tolerance for precision engagement. The 10-32 thread size features 0.19" diameter and fine thread spacing for secure fastening. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Mechanical properties include Rockwell B83 hardness and 80,000 psi tensile strength.