S-90289A239 10-24 x 5/16" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Exceptional holding power with Class 3A thread fit for precise, secure fastening in demanding applications
• Superior corrosion resistance from the black-oxide finish on alloy steel, extending service life in harsh environments
• Enhanced locking reliability with serrations that prevent loosening under vibration and dynamic loads
• Easy installation and removal using the 3/32" hex drive, reducing assembly time and tool wear
• Optimized for high-strength applications with Rockwell C45 hardness, ensuring durability under stress
• Secure component positioning with the cup tip design, providing concentrated contact pressure
• Broad compatibility with UNC coarse threads and 10-24 size, fitting standard industrial components

Professional Applications & Engineering Value

This 10-24 UNC set screw is engineered to address common industrial challenges like component slippage and vibration-induced failure. Crafted from black-oxide alloy steel, it offers excellent resistance to rust and wear, making it ideal for machinery, automotive assemblies, and precision equipment. The hex drive and headless design allow for flush mounting in tight spaces, while serrations enhance locking grip without needing additional fasteners. With a coarse thread and Class 3A fit, it ensures quick installation and reliable performance in high-stress environments, reducing maintenance downtime and improving operational safety.

Specification Summary & Compliance

This set screw adheres to ASME B18.3 standards, ensuring dimensional accuracy and Class 3A thread fit for superior tolerance control. It features a 10-24 UNC coarse thread with right-hand direction and is manufactured from alloy steel with a black-oxide finish. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it meets environmental and safety requirements for industrial use.