S-92308A535 1/4"-20 x 3/8" ASME B18.6.2 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 18-8 stainless steel construction for reliable performance in harsh environments
- Excellent vibration resistance through Class 2A thread fit and UNC coarse threads that maintain secure positioning
- Enhanced durability and wear resistance with Rockwell B80 hardness for long service life
- Secure torque transmission via square head and external square drive design for reliable installation
- Improved gripping capability with cup tip design that creates positive engagement with mating surfaces
- Industry-standard compliance meeting ASME B18.6.2 specifications for consistent quality and performance
- Environmental regulation compliance with RoHS 3 and REACH standards for safe industrial applications
Professional Applications & Engineering Value
This 18-8 stainless steel square head set screw delivers exceptional engineering value in demanding industrial applications where vibration resistance and corrosion protection are critical. The combination of UNC coarse threads with Class 2A fit ensures reliable fastening in high-vibration environments such as machinery, automotive assemblies, and industrial equipment. The cup tip design provides superior gripping action on shafts and rotating components, preventing slippage while minimizing surface damage. Manufactured from 18-8 stainless steel with Rockwell B80 hardness, this square head set screw maintains its integrity in corrosive environments while the external square drive allows for high-torque installation without stripping. Ideal for permanent positioning applications where disassembly is infrequent, this fastener solves critical challenges in manufacturing, maintenance, and equipment assembly operations.
Specification Summary & Compliance
This 1/4"-20 UNC set screw features precise Class 2A thread fit tolerances with coarse thread spacing for optimal performance. The fastener meets ASME B18.6.2 manufacturing specifications ensuring dimensional accuracy and reliability. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations confirms environmental safety standards. The square head set screw maintains right-hand thread direction with consistent 3/8" length and 1/4" thread diameter for standardized installation across industrial applications.
