S-92949A712 1/2"-13 x 1" 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 and passivated finish, ideal for harsh industrial environments
- High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration
- Precise Class 3A thread fit provides secure, vibration-resistant fastening in demanding applications
- 5/16" hex drive design allows for high-torque installation and easy removal with standard tools
- Fully threaded construction offers maximum grip length and uniform stress distribution
- Rounded button head profile combines aesthetic appeal with reduced snagging risks in assembly lines
- Rockwell B55 hardness maintains thread integrity and prevents stripping during repeated use
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, this 1/2"-13 UNC rounded head hex screw solves critical fastening challenges in machinery, structural assemblies, and equipment manufacturing. The 18-8 Stainless Steel composition with passivated finish provides exceptional resistance to oxidation and chemical exposure, extending service life in corrosive environments. Its coarse UNC threading and Class 3A fit ensure rapid installation with minimal cross-threading risks, while the hex drive accommodates high torque requirements for secure joints. These features make it ideal for vibration-prone equipment, outdoor installations, and precision manufacturing where reliability and compliance are paramount.
Specification Summary & Compliance
This fully threaded screw maintains precise UNC thread specifications with Class 3A dimensional accuracy for consistent performance. Manufactured in compliance with ASME B18.3 standards for dimensional integrity and mechanical properties. The product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in regulated industries. Thread specifications include 1/2"-13 coarse spacing with right-hand direction, while mechanical properties guarantee 70,000 psi tensile strength and Rockwell B55 hardness.
