S-91253A267 10-32 x 9/16" ASTM F835 Alloy Steel Hex Drive Flat Head Screws
Alloy Steel Hex Drive 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
- Exceptional tensile strength of 130,000 psi ensures reliable performance under high-stress conditions, reducing the risk of fastener failure.
- Class 3A fine threading provides superior fit and vibration resistance, maintaining secure connections in demanding applications.
- Black-oxide coating on alloy steel offers enhanced corrosion resistance and a durable, non-reflective finish for extended service life.
- 82° countersink angle and flat head design allows for a flush, low-profile installation, ideal for aerodynamic or smooth-surface requirements.
- Hex drive style enables easy installation and high torque application, minimizing slippage and tool wear.
- Full threading along the 9/16" length ensures maximum grip and adjustability across the entire fastener.
- Compliance with ASTM F835, RoHS 3, and REACH guarantees adherence to industry standards and environmental regulations for safe, global use.
Professional Applications & Engineering Value
Engineered for precision and durability, these 10-32 UNF flat head screws in black-oxide alloy steel address critical industrial challenges. The fine thread and Class 3A fit deliver excellent vibration resistance, preventing loosening in machinery and electronics. With a Rockwell C39 hardness and 130,000 psi tensile strength, they withstand heavy loads and repetitive stress in automotive, aerospace, and manufacturing assemblies. The hex drive facilitates quick, secure installation, while the 82° countersink ensures a seamless fit, reducing protrusion risks. Ideal for applications requiring reliable, high-strength fastening solutions with regulatory compliance.
Specification Summary & Compliance
This screw features Class 3A thread fit per UNF standards with fine threading for precise engagement. Manufactured to ASTM F835 specifications, it ensures consistent quality and performance. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), it meets environmental safety requirements, supporting sustainable industrial practices.
