S-90585A237 8-32 x 1 1/2" ASME B18.3, ASTM F879 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 316 Stainless Steel construction and passivated finish, ideal for harsh environments
- Exceptional tensile strength of 70,000 psi ensures reliable performance under heavy loads
- Precise Class 3A thread fit provides secure, vibration-resistant connections in critical assemblies
- Fully threaded design offers maximum grip and uniform load distribution along the entire length
- Standard 82° countersink angle enables flush mounting for clean, professional finishes
- Hex drive compatibility with 3/32" tools allows for easy installation and high torque application
- Comprehensive compliance with ASME B18.3, RoHS 3, and REACH ensures quality and environmental safety
Professional Applications & Engineering Value
These 8-32 UNC flat head screws in 316 Stainless Steel deliver exceptional performance in demanding industrial environments where corrosion resistance and mechanical strength are paramount. The passivated finish significantly enhances surface durability against chemical exposure and oxidation, while the Class 3A thread fit maintains tight tolerances for vibration-prone applications. The fully threaded configuration ensures maximum engagement in thin materials and provides uniform stress distribution. With their 82° countersink profile and hex drive design, these screws offer streamlined installation in machinery, marine equipment, chemical processing systems, and structural assemblies where flush mounting and reliable fastening are critical engineering requirements.
Specification Summary & Compliance
Manufactured to exacting standards with Class 3A thread fit precision and UNC coarse thread spacing for optimal engagement. These flat head screws comply with ASME B18.3 dimensional specifications and meet stringent environmental regulations including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) standards. The 316 Stainless Steel construction maintains consistent mechanical properties with Rockwell B55 hardness and dimensional stability across the specified tolerance range.
