S-91355A172 10-32 x 5/16" Steel Flanged Button Head Hex-Drive Screws
Steel Flanged 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 Black-Oxide coating that extends service life in demanding industrial environments
- Precise Class 3A thread fit ensures reliable, vibration-resistant connections in critical applications
- High tensile strength (120,000 psi) provides exceptional load-bearing capacity for heavy-duty fastening requirements
- Integrated flange design eliminates need for separate washers while distributing clamping force evenly
- Wide button head profile offers enhanced bearing surface and improved aesthetic appearance
- 1/8" hex drive enables secure tool engagement and efficient installation in confined spaces
- Full threading allows maximum engagement depth along the entire screw length for superior holding power
Professional Applications & Engineering Value
Engineered for precision assembly applications, these 10-32 UNF Class 3A threaded screws with fine thread spacing deliver exceptional performance in vibration-prone environments. The Black-Oxide Alloy Steel construction provides superior corrosion protection while maintaining Rockwell C32 hardness for durability against wear. The combination of flanged design and wide button head profile solves common industrial challenges by eliminating washer requirements and providing enhanced load distribution. These fully threaded screws are ideal for machinery, automotive, and electronic enclosures where right-hand threading and hex drive compatibility streamline maintenance and assembly processes while ensuring long-term reliability.
Specification Summary & Compliance
Manufactured to precise UNF fine thread standards with Class 3A thread fit for superior dimensional accuracy. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Features include 0.19" thread diameter, 5/16" length, and 0.406" flange diameter with right-hand thread direction. The alloy steel material meets industrial standards for mechanical properties including 120,000 psi tensile strength and Rockwell C32 hardness specifications.
