S-92311A261 3-48 x 5/32" ASME B18.3 Set Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction, ensuring long-term reliability in harsh environments.
• Superior holding power provided by Class 3A thread fit, delivering maximum engagement and vibration resistance.
• High-strength performance from Rockwell B80 hardness, ideal for demanding industrial applications.
• Secure and flush installation with headless design and cup tip, preventing component interference and providing positive seating.
• Easy installation and removal using a standard 0.050" hex key, streamlining assembly and maintenance processes.
• Reliable coarse UNC threading for quick assembly and reduced cross-threading risks in various materials.
• Compliance with industry standards including ASME B18.3, ensuring consistent quality and interchangeability.

Professional Applications & Engineering Value

Engineered for precision and durability, these 3-48 UNC set screws in 18-8 stainless steel provide reliable fastening solutions in machinery, electronics, and automotive assemblies. The headless design and cup tip ensure a flush finish, preventing snagging and allowing smooth operation of rotating parts. With a Class 3A thread fit and coarse thread spacing, they offer excellent resistance to loosening under vibration, a common challenge in dynamic industrial environments. The hex drive facilitates straightforward installation in confined spaces, while the material's inherent corrosion resistance extends service life, reducing maintenance costs and downtime in critical applications.

Specification Summary & Compliance

This set screw adheres to ASME B18.3 specifications, with precise Class 3A thread tolerances for optimal fit. It features a right-hand UNC thread with a diameter of 0.099" and length of 5/32". The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material sustainability.