S-91253A260 10-24 x 3" 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 in high-stress industrial applications
- Precision Class 3A thread fit provides superior engagement and vibration resistance in demanding environments
- Black-oxide coating on alloy steel offers enhanced corrosion resistance and durability
- 82° countersink angle with flat head design creates flush surface finishes for streamlined assemblies
- Rockwell C39 hardness rating maintains thread integrity and prevents stripping during installation
- Hex drive configuration allows for secure tool engagement and efficient installation
- Comprehensive compliance with ASTM F835, RoHS 3, and REACH ensures material safety and quality consistency
Professional Applications & Engineering Value
These 10-24 UNC flat head screws deliver critical engineering advantages for industrial applications where vibration resistance and structural integrity are paramount. The black-oxide alloy steel construction combined with Class 3A thread fit addresses common failure points in heavy machinery, automotive assemblies, and structural frameworks. The partially threaded design provides optimal clamping force distribution while the 82° countersink angle ensures seamless integration into precision components. Engineered to withstand extreme mechanical stresses, these industrial screws solve critical fastening challenges in manufacturing, construction, and equipment maintenance applications where reliability cannot be compromised.
Specification Summary & Compliance
Manufactured to precise inch system dimensions with Class 3A thread fit tolerance and UNC coarse thread spacing. These flat head screws meet ASTM F835 manufacturing specifications and demonstrate full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The right-hand thread direction and hex drive style adhere to industry-standard installation requirements for consistent performance across industrial applications.
