S-95966A512 1/4"-20 x 5/8" Captive Panel Screws
Captive Panel Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior panel retention with 70,000 psi tensile strength, ensuring reliable performance under vibration and load.
- Corrosion-resistant 18-8 Stainless Steel construction for long-term durability in harsh industrial environments.
- Knurled head texture provides enhanced grip for easier manual installation and removal without tools.
- Class 3A thread fit offers precise, secure engagement with mating components, reducing the risk of cross-threading.
- Partially threaded shank allows for consistent clamping force and prevents over-tightening on panel materials.
- 3/16" hex drive enables high-torque installation with standard tools for efficient assembly.
- Compliant with RoHS 3 and REACH regulations, ensuring environmental safety and suitability for global industrial markets.
Professional Applications & Engineering Value
This 1/4-20 UNC captive panel screw is engineered to solve critical challenges in equipment panel fastening, such as loosening under vibration and corrosion in demanding environments. The 18-8 Stainless Steel material provides excellent resistance to rust and chemical exposure, while the coarse thread spacing and Class 3A thread fit ensure quick, secure installation with minimal risk of stripping. The knurled head enhances manual handling in tight spaces, and the partial threading design distributes stress evenly, preventing damage to panels. Ideal for industrial machinery, electronics enclosures, and automotive assemblies, this screw delivers reliable panel retention and long-term performance, reducing maintenance needs and downtime.
Specification Summary & Compliance
This captive panel screw adheres to UNC thread standards with a Class 3A thread fit for high precision and strength. Dimensions include a 1/4"-20 thread size, 5/8" length with a tolerance of -0.03" to 0", and a 3/16" hex drive. It is manufactured from 18-8 Stainless Steel and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental and safety standards are met for industrial applications.
