S-95373A209 1/2"-13 x 5" ASME B18.2.1, ASTM A307 Low-Strength Steel Hex Head Screws
Low-Strength 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
- Superior corrosion resistance with hot-dipped galvanized finish, ideal for harsh industrial environments.
- High tensile strength of 60,000 PSI ensures reliable performance in demanding structural applications.
- Durable Rockwell B69 hardness provides excellent wear resistance and long service life.
- Coarse UNC thread and Class 2A fit offer quick assembly and secure fastening with standard nuts.
- Partially threaded design allows for precise clamping force control and vibration resistance.
- External hex drive and hex head facilitate easy installation with common tools, reducing labor time.
- Compliance with ASME B18.2.1 and ASTM A307 guarantees consistent quality and interchangeability.
Professional Applications & Engineering Value
This 1/2"-13 UNC hex head screw is engineered for heavy-duty industrial applications where corrosion resistance and high tensile strength are critical. Made from hot-dipped galvanized steel, it effectively combats rust and degradation in outdoor or high-moisture settings, such as construction frameworks, machinery assembly, and infrastructure projects. The coarse thread and partial threading enhance grip and reduce the risk of loosening under dynamic loads, while the external hex drive ensures straightforward installation with standard wrenches. By meeting rigorous standards like ASME B18.2.1, it delivers reliable performance, minimizing downtime and maintenance costs in sectors like manufacturing, automotive, and civil engineering.
Specification Summary & Compliance
This product features a 1/2"-13 UNC coarse thread with Class 2A thread fit for precise dimensional accuracy, a length of 5 inches, and partial threading. It complies with ASME B18.2.1 and ASTM A307 specifications, ensuring consistent manufacturing quality. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, supporting environmental and safety regulations in global supply chains.
