S-93085A654 1/4"-20 x 5/8" FF-S-92, QQ-P-35, MS24693-95B, NASM24693, 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 Black-Oxide 18-8 Stainless Steel construction, ideal for harsh industrial environments.
- High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration.
- Rockwell B70 hardness provides excellent durability and resistance to wear over time.
- Fully threaded UNC coarse spacing allows for faster installation and secure fastening in various materials.
- 100° countersink angle with standard flat head profile enables a flush finish, reducing snagging and improving aesthetics.
- Class 2A thread fit offers consistent, easy assembly while maintaining strong holding power.
- Compliance with multiple standards including Fed. Spec. FF-S-92, RoHS 3, and REACH, ensuring safety and regulatory adherence.
Professional Applications & Engineering Value
These Black-Oxide 18-8 Stainless Steel Flat Head Screws are engineered to address common industrial challenges, such as corrosion and mechanical stress. The Black-Oxide finish enhances surface protection, making them suitable for outdoor or chemically exposed applications like machinery, automotive assemblies, and construction projects. With a 1/4"-20 UNC coarse thread and Class 2A fit, they provide quick, reliable fastening in metals and plastics, reducing installation time and minimizing thread stripping. The fully threaded design and Phillips No. 3 drive ensure ease of use with standard tools, while the 70,000 psi tensile strength and Rockwell B70 hardness deliver long-term reliability in high-vibration environments, supporting efficient maintenance and reduced downtime.
Specification Summary & Compliance
This screw features precise Class 2A thread fit and UNC coarse spacing for consistent performance. It meets stringent standards including Fed. Spec. FF-S-92, QQ-P-35, MS24693-95B, NASM24693, and SAE AMS2700, ensuring quality and interoperability. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, confirming adherence to environmental and safety regulations for industrial use.
