S-92865A354 1/2"-20 x 1 1/2" 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 tensile strength with 120,000 psi rating for reliable performance in demanding applications
- Superior corrosion resistance through zinc plating protection against rust and environmental degradation
- Precision UNF fine threading ensures secure, vibration-resistant fastening in critical assemblies
- Grade 5 steel construction with Rockwell C25 hardness delivers optimal durability and load-bearing capacity
- External hex drive design provides maximum torque transmission and easy installation with standard tools
- Class 2A thread fit guarantees consistent, reliable engagement with mating components
- Full threading along 1-1/2" length offers versatile positioning and maximum grip range
Professional Applications & Engineering Value
This Grade 5 steel hex head screw delivers critical engineering solutions for industrial applications requiring high tensile strength and reliable fastening performance. The zinc plated finish provides essential corrosion protection in demanding environments, while the UNF fine thread pattern (1/2"-20) ensures superior vibration resistance and secure clamping force in machinery, structural assemblies, and heavy equipment. The external hex drive design allows for high-torque installation without stripping, making it ideal for maintenance operations and production lines where durability and consistent performance are paramount. Engineered to withstand rigorous industrial conditions, this fully threaded fastener maintains integrity under substantial mechanical stress.
Specification Summary & Compliance
Manufactured to exacting Class 2A thread fit tolerances with 1/2"-20 UNF fine threading and right-hand thread direction. Complies with ASME B18.2.1 and SAE J429 specifications for dimensional accuracy and performance standards. Meets environmental regulations including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) requirements, ensuring safe use across industrial sectors.
