S-92421A642 10-32 x 1/2" Thumb Screws

Key Features & Benefits at a Glance

• Superior hand-tightening grip with knurled round head texture for tool-free operation in tight spaces
• Enhanced stability and alignment from the flared collar design that prevents over-tightening
• Precise fine thread engagement with 10-32 UNF Class 2A threads ensuring reliable, vibration-resistant connections
• Corrosion-resistant brass construction suitable for electrical panels, marine environments, and aesthetic applications
• Full 1/2" threading provides maximum engagement depth for stronger fastening integrity
• Right-hand thread direction compatible with standard assembly procedures for intuitive installation
• Environmentally compliant meeting RoHS 3 and REACH standards for global industrial use

Professional Applications & Engineering Value

This brass thumb screw solves critical access panel and frequent-adjustment challenges where tool-less operation is essential. The knurled round head delivers exceptional torque application by hand, while the flared collar distributes clamping force evenly without marring surfaces. Engineers specify these 10-32 UNF fine thread screws for precision equipment, electronic enclosures, and instrumentation where Class 2A thread fit ensures consistent performance in vibration-prone environments. The corrosion-resistant brass material makes it ideal for marine components, electrical contacts, and applications requiring non-sparking properties.

Specification Summary & Compliance

Manufactured to UNF thread standards with Class 2A tolerance for precise fit. Features 10-32 thread size, 1/2" length with full threading, 7/16" head diameter, and 3/8" collar diameter. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for industrial applications.