S-92949A734 1/2"-13 x 5" 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 tensile strength rated at 70,000 psi ensures reliable performance in heavy-duty applications
- Precise Class 3A thread fit provides superior engagement and vibration resistance in critical assemblies
- Heavy-duty hex drive (5/16") enables high-torque installation without stripping or cam-out
- Full threading along 5" length offers maximum fastening flexibility and load distribution
- Rounded button head design combines aesthetic appeal with reduced snagging in exposed applications
- Industry compliance assurance meets ASME B18.3 specifications and environmental regulations (RoHS 3, REACH)
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 1/2"-13 UNC fully threaded screws deliver critical performance where corrosion resistance and structural integrity are paramount. The 18-8 stainless steel composition with passivated finish provides exceptional protection against chemical exposure and atmospheric corrosion, making them ideal for marine, chemical processing, and food equipment applications. The Class 3A thread fit ensures precise mating with tapped holes, eliminating play and maintaining joint integrity under vibration. With 70,000 psi tensile strength and Rockwell B55 hardness, these rounded head screws with hex drive withstand extreme mechanical stresses while the coarse thread pitch facilitates quick assembly in production environments.
Specification Summary & Compliance
This 5" rounded head screw features 1/2"-13 UNC coarse threads with Class 3A precision fit and full threading along the entire shank. Manufactured to ASME B18.3 specifications with dimensional accuracy including 0.875" head diameter and 0.265" head height. The fastener is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring environmental responsibility and regulatory adherence for global industrial applications.
