S-96877A739 1/4"-28 x 1/2" FF-S-92, QQ-P-35, MS51960-82, SAE AMS2700 Stainless Steel Phillips Flat Head Screws
Stainless Steel Phillips Flat Head 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 corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh industrial environments.
- High tensile strength of 70,000 PSI ensures reliable performance under significant mechanical stress.
- Fully threaded design provides maximum grip and uniform load distribution across the entire length.
- Precise Class 2A thread fit guarantees smooth assembly and secure fastening with minimal risk of cross-threading.
- Standard 82° countersink angle allows for a flush, professional finish in countersunk applications.
- Phillips No. 3 drive offers efficient installation with common tools, reducing assembly time.
- Compliance with multiple industry standards ensures consistent quality and reliability for critical applications.
Professional Applications & Engineering Value
This 1/4"-28 UNF flat head screw is engineered to address common industrial challenges such as vibration loosening and environmental degradation. The passivated 18-8 stainless steel provides excellent resistance to rust and corrosion, making it suitable for outdoor, marine, and chemical processing equipment. Its fine thread spacing and Class 2A thread fit ensure tight, secure connections in precision assemblies, reducing maintenance needs. The fully threaded design enhances load-bearing capacity, while the flat head with 82° countersink offers a sleek, unobtrusive finish. Ideal for aerospace, automotive, and machinery applications, this screw delivers long-term reliability and performance in demanding conditions.
Specification Summary & Compliance
This screw features a 1/4"-28 UNF fine thread with Class 2A tolerance for precise fit and easy assembly. It complies with Fed. Spec. FF-S-92, QQ-P-35, MS51960-82, and SAE AMS2700 manufacturing standards, ensuring consistent quality. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for global industrial use.
