S-95289A646 1/2"-13 x 2" ASME B18.3, ASTM F912 Set Screws
Set 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 holding power with Class 3A thread fit ensuring tight, secure fastening in demanding applications
- Enhanced corrosion resistance provided by the black oxide coating on alloy steel, extending service life in harsh environments
- High strength and durability from Rockwell C45 hardness, resisting wear and deformation under heavy loads
- Easy installation and removal with 1/4" hex drive design, allowing for efficient assembly and maintenance
- Secure positioning thanks to the extended tip design, which improves grip and prevents component slippage
- Reliable performance in industrial settings with coarse UNC threads that resist loosening from vibration
- Compliance with safety and environmental standards including RoHS 3 and REACH, ensuring safe use in regulated industries
Professional Applications & Engineering Value
This 1/2"-13 UNC set screw is engineered to address critical challenges in machinery assembly, automotive, and heavy equipment applications. The black oxide alloy steel construction offers excellent resistance to rust and wear, while the Class 3A thread fit and coarse thread design provide superior clamping force and vibration resistance, reducing the risk of joint failure. The headless and extended tip features allow for flush mounting and enhanced contact in pulleys, collars, and gears, ensuring precise alignment and long-term reliability. Ideal for industrial set screws requirements, it meets ASME B18.3 specifications, delivering consistent performance in high-stress environments where durability and compliance are paramount.
Specification Summary & Compliance
This set screw adheres to Class 3A thread fit tolerances for precise engagement, with UNC coarse threads (1/2"-13) and a right-hand thread direction. It conforms to ASME B18.3 manufacturing standards and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity for global industrial use.
