S-92949A143 6-32 x 3/16" ASME B18.3 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
- Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
- Exceptional thread engagement with Class 3A fit and UNC coarse threading ensures secure fastening and vibration resistance
- High mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for reliable performance under load
- Easy installation and removal with 5/64" hex drive and rounded button head design requiring minimal clearance
- Full threading coverage provides maximum grip length and uniform stress distribution along the entire 3/16" length
- Industry-standard compliance meets ASME B18.3 specifications for consistent quality and interchangeability
- Environmental regulation adherence with RoHS 3 and REACH compliance for safe use in regulated industries
Professional Applications & Engineering Value
These 18-8 stainless steel rounded head screws with 6-32 UNC coarse threading solve critical fastening challenges in demanding applications. The passivated finish significantly enhances corrosion resistance, making them ideal for electronics enclosures, machinery assemblies, and outdoor equipment where moisture and chemicals are present. The Class 3A thread fit provides precise engagement that prevents loosening under vibration, while the button head design offers a low-profile installation perfect for space-constrained applications. With full threading along the entire 3/16" length, these screws distribute clamping force evenly, reducing stress concentrations that can lead to material failure in precision assemblies and industrial equipment.
Specification Summary & Compliance
Manufactured to exacting standards with Class 3A thread fit and UNC coarse thread specifications (6-32 thread size, 0.138" diameter). These fully threaded screws maintain dimensional accuracy per ASME B18.3 standards. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental safety and restricted substance control for global industrial applications.
