S-92311A416 1"-8 x 1 1/4" ASME B18.3 Set Screws
Set Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and extending service life.
- Exceptional holding power thanks to the Class 3A thread fit, ensuring tight, secure, and vibration-resistant fastening in critical assemblies.
- Optimized for high-torque applications with a 9/16" hex drive, allowing for easy installation and removal without stripping.
- Enhanced grip and minimal surface damage from the cup tip design, providing reliable positioning of components on shafts and axles.
- Robust mechanical strength with a Rockwell B80 hardness, offering excellent durability and resistance to wear under heavy loads.
- Reliable performance in coarse-thread applications using 1"-8 UNC threading, facilitating quick assembly and strong engagement in various materials.
- Compliance with industry standards including ASME B18.3, RoHS 3, and REACH, ensuring safety, quality, and environmental responsibility.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, this hex headless set screw in 18-8 stainless steel addresses common challenges like corrosion, vibration loosening, and high-stress fatigue. The Class 3A thread fit and coarse UNC threading provide precise, tight fastening that resists back-off in machinery, automotive, and aerospace components. With a cup tip design, it ensures firm contact and reduces marring on shafts, pulleys, and gears, while the headless style allows for flush mounting in confined spaces. Ideal for heavy-duty set screws applications, it supports long-term reliability and reduces maintenance needs in assembly lines and rotating equipment.
Specification Summary & Compliance
This set screw features a 1"-8 UNC coarse thread with Class 3A fit for high precision and strength. It adheres to ASME B18.3 manufacturing specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and quality assurance in industrial use.
