S-94105A359 1/4"-28 x 1" 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, secure fastening in demanding applications
- Enhanced corrosion resistance from the black-oxide finish, extending service life in harsh industrial environments
- Exceptional mechanical strength provided by alloy steel construction and Rockwell C45 hardness for reliable, long-term performance
- Secure, flush installation with a headless hex drive design that prevents protrusion and allows for compact assemblies
- Precise fine thread engagement (28 TPI) for improved adjustment accuracy and vibration resistance in critical components
- Broad regulatory compliance meeting ASME B18.3, ASTM F912, RoHS 3, and REACH standards for global industrial use
- Versatile flat tip design that provides consistent surface contact and minimizes damage to shaft components
Professional Applications & Engineering Value
Engineered for precision and durability, this black-oxide alloy steel set screw addresses common industrial challenges like component slippage, corrosion, and assembly space constraints. The Class 3A thread fit and fine UNF threading deliver maximum clamping force and vibration resistance, making it ideal for machinery, automotive, and aerospace applications where secure positioning is critical. Its headless hex drive and flat tip enable flush mounting in tight spaces while preventing rotational loosening. With Rockwell C45 hardness, it maintains integrity under heavy loads, and the black-oxide coating ensures reliable performance in humid or corrosive environments, reducing maintenance needs and downtime.
Specification Summary & Compliance
This set screw features a 1/4"-28 UNF fine thread with Class 3A fit for high precision and strength. It complies with ASME B18.3 and ASTM F912 manufacturing standards, ensuring dimensional accuracy and reliability. The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for industrial use worldwide.
