S-92210A198 8-32 x 7/8" 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
- Exceptional corrosion resistance with 18-8 Stainless Steel and passivated finish for long-lasting performance in harsh environments
- Precise Class 3A thread fit ensures secure, vibration-resistant connections in critical assemblies
- High tensile strength of 70,000 psi provides reliable load-bearing capacity for demanding industrial applications
- Rockwell B55 hardness maintains structural integrity under repeated stress and mechanical wear
- Fully threaded design offers maximum grip length and uniform load distribution across the entire fastener
- Hex drive (3/32") compatibility enables quick installation and high-torque application with standard tools
- Standard 82° countersink angle ensures flush mounting for streamlined surfaces and reduced snag hazards
Professional Applications & Engineering Value
These 8-32 UNC flat head screws deliver critical engineering solutions where surface flushness and corrosion resistance are paramount. The 18-8 stainless steel construction combined with passivated finish creates a robust barrier against chemical exposure and atmospheric corrosion, making them ideal for marine, food processing, and outdoor equipment applications. The coarse thread spacing and Class 3A thread fit provide superior vibration resistance in machinery and structural assemblies, while the fully threaded design ensures maximum engagement in both thin and thick materials. These industrial screws maintain dimensional stability across temperature variations, preventing loosening in dynamic load conditions common in manufacturing and heavy equipment sectors.
Specification Summary & Compliance
Manufactured to ASME B18.3 specifications with precise Class 3A thread fit tolerances and UNC thread form. The screws feature coarse thread spacing with right-hand thread direction and standard 82° flat head profile. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental safety and restricted substance management.
