S-94188A340 Length 1.1" Captive Panel Screws

Key Features & Benefits at a Glance

• Secure panel retention with quarter-turn operation for quick installation and removal in tight spaces
• Chemical and moisture resistance from durable Acetal Plastic construction for long-term reliability in harsh environments
• Wide temperature tolerance (-40°F to 190°F) maintains performance across industrial climate variations
• Space-efficient design accommodates panels with only 0.04" minimum spacing requirements
• Integrated clip-on nut system eliminates loose hardware and simplifies assembly processes
• Precision dimensional control ensures consistent fit for 0.512" mounting holes and panel thicknesses from 0.03" to 0.09"
• Compliance-ready composition meets RoHS 3 and REACH environmental standards for global manufacturing

Professional Applications & Engineering Value

This captive panel screw system addresses critical challenges in panel mounting applications where space constraints and environmental factors compromise fastener integrity. The Acetal Plastic construction provides excellent dimensional stability while resisting corrosion, chemicals, and electrical conductivity - crucial for electronics enclosures, medical devices, and transportation panels. The quarter-turn mechanism with integrated clip-on nut eliminates traditional threading difficulties in confined areas, reducing installation time by up to 60% compared to conventional fasteners. Engineered for panels with thicknesses between 0.03"-0.09", this solution maintains secure retention despite vibration or thermal cycling between -40°F and 190°F, making it ideal for industrial equipment requiring frequent access panels.

Specification Summary & Compliance

The fastener system features precision-molded components with 1/4" shank diameter and 5/8" rounded head configuration, maintaining consistent engagement across the specified panel thickness range. The slotted drive accepts standard installation tools while the 0.512" hole diameter requirement ensures proper alignment. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, containing no restricted substances above threshold limits. All components - including screw, retainer, and clip-on nut - maintain dimensional stability within industrial fastener tolerances for reliable performance.