S-92865A668 7/16"-14 x 7/8" ASME B18.2.1, 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 load-bearing capacity with 120,000 psi tensile strength for reliable performance in demanding applications
- Superior corrosion resistance through zinc plating that protects against environmental degradation
- Optimized installation efficiency with external hex drive design providing secure tool engagement and torque transmission
- Enhanced thread reliability through UNC coarse threading that resists vibration loosening and cross-threading
- Consistent dimensional accuracy with Class 2A thread fit ensuring proper mating with nuts and threaded holes
- Proven industrial durability backed by Rockwell C25 hardness for long service life under mechanical stress
- Regulatory compliance assurance meeting both performance standards and environmental regulations
Professional Applications & Engineering Value
This Grade 5 hex head screw delivers critical engineering solutions where structural integrity cannot be compromised. The zinc plated steel construction provides essential corrosion protection for outdoor equipment, machinery frames, and construction applications exposed to harsh environments. The 7/16"-14 UNC coarse thread pattern offers superior resistance to vibration-induced loosening while facilitating quicker assembly in production environments. With full threading along the 7/8" length, this fastener ensures maximum engagement depth for enhanced joint strength in heavy-duty assemblies. The external hex drive design allows for high-torque installation using standard tools, making it ideal for maintenance operations and manufacturing lines where reliability and speed are paramount.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2A thread fit tolerance and UNC coarse thread specifications. This fastener complies with ASME B18.2.1 mechanical requirements and SAE J429 Grade 5 material standards. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring safe use across industrial sectors.
