S-92327A116 1/2"-13 x 6" ASME B18.2.1, SAE J429 Square Head Screws
Square 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 of 120,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
- Corrosion-resistant zinc yellow-chromate plating provides enhanced durability and longevity in harsh industrial environments.
- SAE Grade 5 classification guarantees consistent quality and medium strength rating for dependable use in demanding mechanical assemblies.
- Coarse UNC threading allows for faster installation and better grip in softer materials or where vibration resistance is crucial.
- Partially threaded design offers optimal clamping force and prevents over-tightening, improving joint integrity.
- External square drive head enables secure tool engagement and high torque application without slippage, speeding up assembly processes.
- Precision Class 3A thread fit ensures tight tolerances and reliable mating with nuts, minimizing play and enhancing structural stability.
Professional Applications & Engineering Value
This Grade 5 Square Head Screw is engineered to address critical challenges in heavy machinery, construction, and industrial equipment where vibration, high loads, and environmental exposure are common. The steel material combined with Rockwell C25 hardness provides excellent resistance to wear and deformation, while the zinc yellow-chromate finish effectively combats rust and corrosion, extending service life in outdoor or humid conditions. The 1/2"-13 UNC coarse thread and partial threading design ensure rapid installation and secure fastening in structural frameworks, agricultural implements, and transportation systems, reducing maintenance downtime and improving overall assembly reliability for B2B clients.
Specification Summary & Compliance
This screw adheres to Unified Standard Class 3A thread fit for precise dimensional accuracy and is manufactured in compliance with ASME B18.2.1 and SAE J429 specifications. It features a 6" length with a minimum thread length of 1 1/4", right-hand thread direction, and external square drive, ensuring consistent performance and interoperability in industrial applications. The product meets relevant industry standards for quality and safety.
