S-92210A603 5/16"-24 x 1" ASME B18.3 Stainless Steel Hex Drive Flat Head Screws
Stainless Steel Hex Drive Flat Head 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 for extended service life in harsh environments
- Exceptional holding power with 70,000 psi tensile strength and Rockwell B55 hardness for reliable performance under heavy loads
- Precision thread engagement with Class 3A fit and UNF fine threading ensuring vibration resistance and secure fastening
- Optimal flush mounting featuring standard 82° countersink angle and flat head design for seamless surface integration
- Enhanced installation efficiency with hex drive (3/16") allowing high torque application and reduced stripping risk
- Full thread coverage along the 1" length providing maximum grip and load distribution across the entire fastener
- Regulatory compliance assurance meeting ASME B18.3 specifications and environmental standards for global industrial use
Professional Applications & Engineering Value
These 5/16"-24 UNF flat head screws deliver critical engineering solutions where flush surface requirements meet demanding mechanical performance. The 18-8 stainless steel composition, enhanced by passivated finish, provides exceptional resistance to corrosion and chemical exposure in manufacturing equipment, marine hardware, and food processing machinery. The Class 3A thread fit with UNF fine threading ensures superior vibration resistance in dynamic applications, while the hex drive design facilitates secure installation in confined spaces. Engineered to prevent loosening under stress cycles, these fully threaded screws maintain joint integrity in critical assemblies where reliability is paramount.
Specification Summary & Compliance
Manufactured to ASME B18.3 specifications with Class 3A thread tolerance for precision fit. Features 5/16"-24 UNF fine threads, 82° standard countersink angle, and right-hand thread direction. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Mechanical properties include 70,000 psi tensile strength and Rockwell B55 hardness.
