S-95966A624 5/16"-18 x 1 1/2" Captive Panel Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Precise thread engagement with Class 3A fit ensures reliable, vibration-resistant connections in panel assemblies
• High tensile strength of 70,000 psi provides exceptional load-bearing capacity for demanding applications
• Secure installation and removal with knurled socket head design that prevents tool slippage
• Optimized panel retention through partially threaded shank design that maintains proper positioning
• Environmental compliance with RoHS 3 and REACH regulations for safe use in regulated industries
• Coarse UNC threading enables quick assembly and disassembly while resisting loosening from vibration

Professional Applications & Engineering Value

This 18-8 stainless steel captive panel screw delivers exceptional engineering value in electronic enclosures, industrial control panels, and machinery assemblies where vibration resistance and corrosion protection are critical. The Class 3A thread fit provides precise tolerance control that eliminates play in panel mounting applications, while the partially threaded design ensures proper panel retention without over-compression. The knurled socket head with hex drive offers superior torque transmission during installation, preventing cam-out and tool damage in high-volume assembly operations. These captive panel screws maintain structural integrity in environments exposed to moisture, chemicals, and temperature variations, making them ideal for telecommunications, aerospace, and industrial automation applications where reliability cannot be compromised.

Specification Summary & Compliance

This fastener features 5/16"-18 UNC coarse threading with Class 3A precision thread fit according to standard inch measurement specifications. The screw maintains dimensional accuracy with a length tolerance of -0.04" to 0" and incorporates right-hand thread direction with partial threading extending 3/8" from the tip. Manufacturing and material compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for use in regulated industries and international markets.