S-90251A178 10-32 x 3/16" 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
- Permanent vibration resistance with Nylon Patch thread locker, ensuring reliable fastening in dynamic industrial environments.
- Superior corrosion resistance from 316 Stainless Steel construction, ideal for harsh or moisture-exposed applications.
- High-precision Class 3A thread fit for tight tolerances and secure engagement, reducing the risk of loosening under load.
- Wide temperature stability from -50° to 250°F, maintaining locking performance in extreme thermal conditions.
- Secure hex drive installation with a 3/32" drive size, allowing for high torque application and easy assembly.
- Durable cup tip design for concentrated contact pressure, minimizing component damage during clamping.
- Compliance with industry standards including ASME B18.3, ensuring consistent quality and interchangeability.
Professional Applications & Engineering Value
This 10-32 UNF Class 3A nylon patch locking set screw is engineered to address common industrial challenges such as vibration-induced loosening and corrosion in demanding environments. Made from 316 stainless steel, it offers exceptional resistance to chemicals and moisture, making it suitable for marine, chemical processing, and outdoor equipment. The fine thread and precise Class 3A fit provide superior holding power in precision assemblies, while the headless design allows for flush mounting in confined spaces. With its hex drive and cup tip, it ensures easy installation and secure fastening of shafts, collars, and pulleys, reducing maintenance needs and enhancing operational reliability in machinery and automotive systems.
Specification Summary & Compliance
This set screw adheres to ASME B18.3 specifications with a Class 3A thread fit for high precision. It features a 10-32 UNF fine thread with right-hand direction and a length of 3/16". The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material sustainability in industrial applications.
