S-92505A085 5-40 x 1/4" ASME B18.3, ASTM F912 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 holding power with Class 3A thread fit ensuring tight, reliable connections in demanding applications.
- Enhanced corrosion resistance and durability from the Black Oxide finish on Alloy Steel, extending service life in industrial environments.
- Secure and efficient installation using the 1/16" hex drive, allowing for high torque application without slippage.
- Optimized for precise positioning with the extended tip design (0.083" diameter) providing excellent bite and alignment in assemblies.
- High mechanical strength with Rockwell C45 hardness, resisting wear and deformation under load.
- Broad compatibility with 5-40 UNC coarse threads, suitable for a wide range of standard components and fastening needs.
- Headless design for flush mounting in confined spaces, ideal for machinery and equipment where protrusion is not allowed.
Professional Applications & Engineering Value
This 5-40 UNC set screw is engineered to address critical industrial fastening challenges, such as maintaining precise component alignment and resisting vibrational loosening. The Black Oxide Alloy Steel construction provides excellent resistance to rust and wear, making it suitable for harsh environments in automotive, aerospace, and machinery assembly. The extended tip ensures maximum contact and grip on shafts or collars, preventing slippage and improving torque transmission. With its coarse thread spacing and Class 3A fit, it offers quick assembly and reliable performance in high-stress applications, reducing maintenance needs and downtime. This set screw is a trusted solution for engineers seeking durability and precision in industrial set screws and precision fasteners.
Specification Summary & Compliance
This set screw adheres to precise dimensional standards, including a Class 3A thread fit for tight tolerances and consistent performance. It meets ASME B18.3 specifications, ensuring reliability in mechanical assemblies. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it supports environmental safety and sustainable manufacturing practices.
