S-92311A362 5/16"-24 x 2 3/4" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction for long-lasting performance in harsh environments
• Exceptional holding power ensured by Class 3A thread fit, providing tighter tolerances and more secure fastening
• High-strength durability with Rockwell B80 hardness, resisting wear and deformation under heavy loads
• Secure and flush installation thanks to the headless design and cup tip, preventing snagging and providing positive seating
• Easy and reliable installation with a 5/32" hex drive, allowing for high torque application without cam-out
• Precision fine threading (UNF 5/16"-24) for improved adjustment accuracy and vibration resistance in critical assemblies
• Industry-standard compliance meeting ASME B18.3 specifications for guaranteed interchangeability and reliability

Professional Applications & Engineering Value

This 5/16"-24 UNF Class 3A set screw is engineered to solve critical challenges in industrial assembly and precision machinery. Manufactured from 18-8 stainless steel, it provides excellent resistance to corrosion and oxidation, making it ideal for applications in demanding environments such as manufacturing equipment, automotive components, and outdoor machinery. The headless design with a hex drive allows for a flush finish, eliminating protrusions that could interfere with moving parts. The fine thread spacing and Class 3A thread fit ensure a tight, secure connection that maintains alignment and resists loosening under vibration, crucial for maintaining the integrity of shaft collars, gears, and pulleys. The cup tip provides a positive grip on the shaft, preventing slippage and ensuring consistent clamping force.

Specification Summary & Compliance

This set screw features a 5/16"-24 UNF fine thread with a Class 3A thread fit for high precision and a length of 2 3/4". It is manufactured in compliance with ASME B18.3 standards, ensuring dimensional accuracy and performance reliability. The product is also RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, adhering to environmental and safety regulations for hazardous substances.