S-91400A535 1/4"-20 x 5/16" FF-S-92, QQ-P-35, MS51957-76 Stainless Steel Pan Head Phillips Screws
Stainless Steel Pan Head Phillips 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
- Exceptional corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh industrial environments and extended service life.
- High tensile strength of 80,000 psi ensures reliable performance under heavy loads, reducing the risk of fastener failure.
- Class 2A thread fit provides consistent, easy assembly and disassembly while maintaining secure connections.
- Coarse UNC threading offers superior grip and faster installation in a variety of materials, boosting efficiency.
- Fully threaded design maximizes holding power along the entire length for uniform stress distribution.
- Phillips No. 3 drive allows for straightforward installation with common tools, minimizing assembly time.
- Compliance with RoHS 3 and REACH ensures environmental safety and meets global regulatory standards for industrial use.
Professional Applications & Engineering Value
This 1/4"-20 UNC fully threaded screw is engineered to address common industrial challenges such as vibration loosening and corrosion in demanding settings. The passivated 18-8 stainless steel provides excellent resistance to rust and chemicals, making it suitable for applications in machinery, automotive assemblies, and outdoor equipment. Its coarse thread and Class 2A fit ensure quick, reliable fastening in materials like metal and plastic, reducing installation errors and maintenance needs. The rounded pan head with a Phillips drive offers a low-profile, secure fit that withstands torque, enhancing the durability and safety of your projects while meeting strict industry specifications.
Specification Summary & Compliance
This screw features a 1/4"-20 UNC coarse thread with Class 2A thread fit for precise dimensional accuracy and ease of assembly. It complies with Fed. Spec. FF-S-92, QQ-P-35, and MS51957-76 standards, ensuring consistent quality and performance. Additionally, it is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, supporting environmental and safety regulations in industrial applications.
