S-94967A637 1/2"-13 x 1 1/4" ASME B18.2.1, ASTM B117, SAE J429 Medium-Strength Grade 5 Steel Hex Head Screws
Medium-Strength Grade 5 Steel Hex 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 corrosion resistance with black coated steel construction, ideal for harsh industrial environments
- High-strength performance with Grade 5 rating and 120,000 psi tensile strength for demanding applications
- Superior durability featuring Rockwell C25 hardness for long-lasting wear resistance
- Easy installation and removal with external hex drive and 3/4" head width for secure tool engagement
- Reliable thread engagement with UNC coarse threading and Class 2A fit ensuring consistent fastening
- Full thread coverage across the 1 1/4" length for maximum grip and load distribution
- Comprehensive compliance meeting ASME, ASTM, SAE standards plus RoHS 3 and REACH environmental regulations
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these Grade 5 hex head screws deliver exceptional performance where corrosion resistance and structural integrity are paramount. The black corrosion-resistant coated steel construction provides superior protection against environmental degradation, while the UNC coarse threading ensures rapid installation and reliable performance in vibration-prone environments. With 120,000 psi tensile strength and Rockwell C25 hardness, these fully threaded screws maintain structural integrity under extreme loads, making them ideal for construction equipment, machinery assembly, structural frameworks, and industrial maintenance applications where failure is not an option.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit standards with 1/2"-13 UNC coarse threading and full compliance with ASME B18.2.1, ASTM B117, and SAE J429 specifications. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring safe use across various industrial sectors while maintaining exceptional dimensional accuracy and performance reliability.
