S-91410A928 1"-8 x 6" ASME B18.6.2 Set Screws

Key Features & Benefits at a Glance

• Exceptional holding power with Rockwell B80 hardness steel construction for reliable, long-term fastening in demanding environments
• Easy installation and high torque application enabled by the square head and external square drive design
• Superior resistance to vibration loosening thanks to the coarse 1"-8 UNC thread profile
• Precise and consistent fit ensured by the Class 2A thread fit for smooth assembly
• Durable cup tip provides a secure bite and minimizes surface damage to the component
• Compliance with major industry standards including ASME B18.6.2 for guaranteed dimensional accuracy and performance
• Environmentally responsible manufacturing with full RoHS 3 and REACH compliance

Professional Applications & Engineering Value

This high-strength steel set screw is engineered to solve critical challenges in heavy-duty industrial applications. The robust 6" length and coarse UNC thread provide maximum engagement and clamping force, effectively resisting vibrational loosening in machinery, construction equipment, and permanent assemblies. The square head design allows for high-torque installation with standard tools, ensuring a secure fit even in hard-to-reach areas. Manufactured from steel with a Rockwell B80 hardness, it offers an optimal balance of strength and toughness, preventing shear failure and extending the service life of your assembly. This makes it an indispensable fastener for engineers requiring reliable, long-term positioning of components on shafts, axles, and within collars.

Specification Summary & Compliance

This set screw conforms to ASME B18.6.2 specifications, ensuring precise dimensional standards for the 1"-8 UNC coarse thread and Class 2A thread fit. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to strict environmental and safety standards for industrial use.