S-92210A811 5/8"-11 x 4 1/2" 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, ideal for harsh environments
- Exceptional tensile strength rated at 70,000 psi for reliable performance in demanding applications
- Precise Class 3A thread fit ensures secure fastening and vibration resistance in critical assemblies
- Full threading design provides maximum grip length and uniform load distribution
- 82° countersink angle creates flush mounting for clean, professional finishes
- Hex drive compatibility with 3/8" drive size enables high-torque installation and removal
- Comprehensive compliance with ASME B18.3 standards and environmental regulations including RoHS and REACH
Professional Applications & Engineering Value
This 5/8"-11 UNC flat head screw delivers critical engineering advantages through its 18-8 stainless steel composition and passivated finish, providing exceptional resistance to corrosion and chemical exposure in industrial environments. The Class 3A thread fit and coarse UNC threading ensure rapid assembly with superior vibration resistance, while the 82° countersink angle enables flush mounting in machinery, structural frameworks, and equipment requiring smooth surface profiles. The hex drive design accommodates high-torque applications, making these fully threaded screws ideal for heavy-duty fastening in manufacturing, construction, and marine applications where reliability and durability are paramount.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 3A thread fit and UNC coarse threading (5/8"-11), this flat head screw complies with ASME B18.3 specifications for dimensional accuracy and performance. The product meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and material safety. With Rockwell B55 hardness and 70,000 psi tensile strength, these screws deliver consistent mechanical performance across industrial applications.
