S-92311A431 10-32 x 3/4" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments.
• Superior holding power and precision alignment due to Class 3A thread fit and UNF fine threads for minimal backlash.
• High durability and wear resistance from Rockwell B80 hardness, ensuring long service life under repetitive use.
• Secure, flush installation with a headless design and 3/32" hex drive, preventing protrusion and enabling tight spaces.
• Reliable, non-slip fastening provided by the cup tip, which bites into surfaces for vibration-resistant connections.
• Broad industrial compatibility with right-hand threading and compliance to ASME B18.3 standards for consistent performance.
• Environmentally safe usage as it meets RoHS 3 and REACH regulations, supporting sustainable manufacturing practices.

Professional Applications & Engineering Value

This 10-32 UNF Class 3A set screw is engineered to address common industrial challenges like component slippage and corrosion in precision assemblies. Made from 18-8 stainless steel, it offers excellent resistance to rust and chemicals, making it suitable for machinery, automotive, and electronics where exposure to moisture or contaminants is a concern. The headless design with a hex drive allows for unobtrusive installation in confined areas, while the fine thread spacing and Class 3A fit ensure tight, accurate fastening that withstands vibrations and heavy loads. The cup tip enhances grip on shafts or collars, preventing rotation and maintaining alignment in dynamic applications. Ideal for securing gears, pulleys, and knobs, this set screw delivers reliable performance in demanding industrial set screw scenarios, reducing maintenance and downtime.

Specification Summary & Compliance

This set screw features precise Class 3A thread fit and UNF fine threads with a diameter of 0.19" and length of 3/4", manufactured to ASME B18.3 specifications for dimensional accuracy. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring no hazardous substances are used, and meets industry standards for reliable, high-performance fastening in technical applications.