S-91385A238 10-24 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
- Secure vibration-resistant locking with the integrated nylon patch thread locker, maintaining reliable performance from -50°F to 250°F
- Enhanced durability and wear resistance provided by the black-oxide alloy steel construction and Rockwell C45 hardness
- Precise fit and high load capacity ensured by the Class 3A thread fit and UNC coarse thread design
- Easy installation in confined spaces with the headless design and 3/32" hex drive for standard tool compatibility
- Effective surface gripping and component positioning with the cup tip design for secure mechanical assemblies
- Compliance with industrial safety standards including RoHS 3 and REACH, ensuring environmental and regulatory suitability
- Reliable performance in demanding applications backed by ASME B18.3 specifications for consistent quality
Professional Applications & Engineering Value
This 10-24 UNC set screw is engineered to address common industrial challenges such as component slippage and vibration-induced loosening in machinery and equipment. The black-oxide alloy steel material, combined with Rockwell C45 hardness, provides exceptional resistance to corrosion and mechanical stress, extending service life in harsh environments. The nylon patch thread locker ensures a permanent, vibration-resistant lock without requiring additional adhesives, ideal for right-hand thread assemblies in automotive, aerospace, and manufacturing sectors. Its headless design and hex drive facilitate easy installation in tight spaces, while the cup tip offers superior gripping force on shaft surfaces, preventing misalignment and enhancing operational reliability.
Specification Summary & Compliance
This set screw adheres to Class 3A thread fit for precise dimensional accuracy and UNC coarse thread spacing for quick assembly. It conforms to ASME B18.3 manufacturing standards, ensuring consistent performance and interchangeability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing the absence of hazardous substances and supporting sustainable industrial practices.