S-92949A447 5/16"-32 x 3/4" Stainless Steel Button Head Hex-Drive Screws
Stainless Steel Button Head Hex-Drive 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
- Exceptional corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
- Superior thread engagement and vibration resistance from extra fine UNEF 5/16"-32 threads with precise Class 3A fit
- High-strength fastening solution delivering reliable 70,000 psi tensile strength for demanding applications
- Optimized installation efficiency with 3/16" hex drive that prevents cam-out and ensures secure tool engagement
- Enhanced durability and consistent performance backed by Rockwell B55 hardness rating
- Maximum holding power distribution through fully threaded design along the entire 3/4" length
- Compliance with global environmental standards including RoHS 3 and REACH for unrestricted industrial use
Professional Applications & Engineering Value
This 18-8 stainless steel rounded button head screw with 5/16"-32 UNEF extra fine threading addresses critical engineering challenges in precision assemblies. The Class 3A thread fit provides exceptional dimensional accuracy for applications requiring minimal backlash and superior vibration resistance, such as optical equipment, precision instruments, and electronic enclosures. The fully threaded design ensures uniform stress distribution across the entire 3/4" length, while the rounded button head profile offers a low-profile finish that reduces snagging in confined spaces. With 70,000 psi tensile strength and corrosion-resistant properties, these hex drive screws maintain integrity in demanding industrial environments where reliability and precision are paramount.
Specification Summary & Compliance
Manufactured to exacting standards with Class 3A thread fit per UNEF specifications, ensuring precision tolerance for extra fine 5/16"-32 threading. The screw features right-hand thread direction and full threading along the 3/4" length. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations confirms environmental responsibility and unrestricted use in industrial and commercial applications worldwide.
