S-91035A450 10-24 x 1/2" ASTM A581, ASTM A582 Captive Panel Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 stainless steel construction, ideal for harsh industrial environments
• Easy manual installation and removal with knurled round head design providing excellent grip without tools
• Secure panel fastening through partially threaded captive design preventing complete disassembly
• Reliable coarse threading with 10-24 UNC specification ensuring quick engagement and vibration resistance
• Precision thread fit meeting Class 2A standards for consistent performance in assembly operations
• Dual drive compatibility featuring slotted drive for additional tool options when needed
• Environmental compliance with RoHS 3 and REACH regulations for safe use across global markets

Professional Applications & Engineering Value

This 10-24 UNC thumb screw in 18-8 stainless steel delivers exceptional value in panel mounting and industrial assembly applications where frequent access is required. The knurled head texture enables secure hand-tightening in tight spaces, eliminating the need for tools during maintenance cycles. As a captive panel screw with partial threading, it prevents accidental drops into sensitive equipment while maintaining panel alignment. The coarse UNC thread provides rapid installation and superior resistance to vibration loosening in machinery and electronic enclosures. Manufactured to ASTM A581 specifications, this screw maintains dimensional stability and corrosion resistance in demanding environments from manufacturing floors to outdoor installations.

Specification Summary & Compliance

This captive panel screw features precise 10-24 UNC coarse threading with Class 2A thread fit for consistent engagement. The 1/2" length with 1/4" thread length provides optimal fastening depth for panel applications. Manufacturing complies with ASTM A581 material specifications, ensuring mechanical properties and performance consistency. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting international environmental and safety standards for industrial components.