S-91263A768 3/8"-24 x 3/4" 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
- Superior corrosion resistance with zinc plating, extending service life in demanding industrial environments
- Exceptional tensile strength of 130,000 psi for reliable performance in high-stress applications
- Precision Class 3A thread fit ensures secure, vibration-resistant connections with minimal backlash
- Rockwell C39 hardness rating provides excellent wear resistance and durability
- 82° countersink angle with standard flat head profile enables flush mounting for clean, professional finishes
- 7/32" hex drive design allows for easy installation and high torque application
- Full threading along the 3/4" length maximizes grip strength and load distribution
Professional Applications & Engineering Value
These 3/8"-24 UNF flat head screws are engineered to address critical challenges in industrial assembly and machinery applications. The zinc-plated alloy steel construction provides essential corrosion protection for equipment exposed to harsh environments, while the fine thread spacing and Class 3A thread fit deliver superior vibration resistance in dynamic loading conditions. The combination of 130,000 psi tensile strength and Rockwell C39 hardness ensures these fasteners maintain structural integrity under heavy mechanical stress, making them ideal for automotive components, industrial machinery, and precision equipment where reliability is paramount. The 82° countersink angle and standard flat head profile facilitate seamless integration into various materials without protrusion.
Specification Summary & Compliance
Manufactured to exacting standards with Class 3A thread fit precision and UNF fine thread specifications. These screws meet ASTM F835 manufacturing requirements and are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The inch-system measurement ensures compatibility with North American industrial standards, while the specified dimensional accuracy guarantees consistent performance across production runs.
