S-92865A645 3/8"-16 x 5" 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 heavy-duty applications
- Superior corrosion resistance through zinc plating, extending service life in demanding environments
- Optimal hardness and durability with Rockwell C25 rating, preventing deformation under high stress
- Enhanced grip and faster installation with external hex drive design and coarse UNC threads
- Precise thread fit with Class 2A tolerance ensuring consistent engagement and vibration resistance
- Full threading along 5" length for maximum holding power and flexibility in material thickness
- Compliance with industry standards including ASME B18.2.1 and SAE J429 for guaranteed quality and interoperability
Professional Applications & Engineering Value
This Grade 5 hex head screw delivers critical engineering value in construction, machinery assembly, and industrial equipment where high tensile strength and vibration resistance are paramount. The steel construction with zinc plating combats rust in humid or outdoor settings, while the coarse UNC thread and external hex drive enable quick, secure fastening in thick materials or structural frameworks. Its fully threaded design ensures uniform stress distribution, reducing the risk of joint failure under dynamic loads. Ideal for heavy-duty fastening in manufacturing plants, automotive systems, and infrastructure projects, this screw meets the rigorous demands of professional B2B applications where reliability cannot be compromised.
Specification Summary & Compliance
This fastener features a 3/8"-16 UNC coarse thread with Class 2A fit for precise dimensional accuracy and consistent performance. It complies with ASME B18.2.1 and SAE J429 specifications, ensuring adherence to recognized manufacturing standards. Additionally, the product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, confirming its safety and environmental responsibility for global industrial use.
