S-92313A533 1/4"-20 x 1/4" ASME B18.3 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 corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and outdoor applications.
- Exceptional holding power ensured by Class 3A thread fit, providing tighter tolerances and more secure fastening in assemblies.
- Enhanced durability and wear resistance from Rockwell B80 hardness, reducing deformation under high stress.
- Easy installation and removal with the 1/8" hex drive design, allowing for efficient torque application in confined spaces.
- Reliable grip and minimal slipping thanks to the cup point tip, which bites into surfaces for permanent positioning.
- Broad compatibility with UNC coarse threading (1/4"-20), facilitating quick assembly and disassembly in various machinery.
- Compliance with industry standards including ASME B18.3, RoHS 3, and REACH, ensuring safety and environmental responsibility.
Professional Applications & Engineering Value
This 316 stainless steel set screw is engineered to address critical challenges in industrial settings, such as corrosion from chemicals or moisture and vibrational loosening. The UNC coarse thread and Class 3A fit deliver precise engagement, reducing the risk of thread stripping and ensuring long-term reliability in high-stress applications like machinery shafts, pulleys, and gear assemblies. Its headless hex drive and cup point design allow for flush mounting and superior grip, making it ideal for securing components in automotive, marine, and manufacturing equipment where space is limited and durability is paramount. By combining robust materials with stringent standards, this screw minimizes maintenance needs and enhances operational efficiency.
Specification Summary & Compliance
This set screw adheres to Class 3A thread fit for high precision and UNC coarse threading (1/4"-20) per standard specifications. It meets ASME B18.3 manufacturing guidelines and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity for industrial use.
