S-92505A583 5/16"-18 x 1" 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 from the black oxide finish on alloy steel, extending service life in various environments
- High strength and durability backed by Rockwell C45 hardness, resisting wear and deformation under heavy loads
- Easy installation and removal with the 5/32" hex drive, allowing for efficient tool engagement in confined spaces
- Reliable positioning thanks to the extended tip design, providing positive location and preventing component slippage
- Wide industrial compatibility with UNC coarse threads, facilitating quick assembly and disassembly in right-hand applications
- Consistent performance meeting ASME B18.3 specifications, ensuring dimensional accuracy and interchangeability
Professional Applications & Engineering Value
This 5/16"-18 UNC set screw is engineered to address critical challenges in industrial assembly, where vibration resistance and precise component alignment are paramount. The black oxide alloy steel construction provides a robust barrier against rust and wear, ideal for machinery, automotive, and manufacturing equipment exposed to harsh conditions. Its headless design and hex drive enable flush mounting in tight spaces, while the extended tip ensures firm contact on shafts or collars, preventing rotational movement. With coarse threads and Class 3A fit, it offers rapid installation and high clamping force, reducing maintenance downtime and enhancing operational reliability in heavy-duty applications.
Specification Summary & Compliance
This set screw adheres to precise dimensional standards, including a Class 3A thread fit for superior tolerance control and UNC thread type with 5/16"-18 size. It complies with ASME B18.3 manufacturing specifications, ensuring consistent quality and performance. Additionally, the product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for global industrial use.
