S-90585A964 3/4"-10 x 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 316 stainless steel construction and passivated finish, ideal for harsh chemical and marine environments
- Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for heavy-duty load-bearing applications
- Precision-engineered Class 3A thread fit ensures secure, vibration-resistant fastening in critical assemblies
- Easy installation and removal with 1/2" hex drive design, providing reliable torque transmission
- Full threading along 2" length delivers maximum grip and adjustability in deep material applications
- Standard 82° countersink angle enables flush mounting for streamlined surfaces and reduced snagging
- Compliance with major industrial standards including ASME B18.3, RoHS 3, and REACH for guaranteed quality and safety
Professional Applications & Engineering Value
This 316 stainless steel flat head screw is engineered to address common industrial challenges such as fastener failure in corrosive or high-stress environments. The combination of UNC coarse threading and Class 3A thread fit provides excellent resistance to loosening under vibration, making it ideal for machinery, structural frameworks, and marine equipment. The passivated finish enhances the natural corrosion resistance of 316 stainless steel, extending service life in chemical processing, offshore, and food-grade applications. With its fully threaded design and 1/2" hex drive, it ensures rapid installation and consistent clamping force, reducing maintenance downtime and improving assembly reliability in demanding B2B operations.
Specification Summary & Compliance
This screw maintains precise dimensional tolerances with Class 3A thread fit per UNC standards and head diameter tolerance of -0.083" to 0". Manufacturing adheres to ASME B18.3 specifications for flat head screws, ensuring interchangeability and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally sensitive and regulated industrial markets.
