S-90585A141 10-32 x 2 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, ideal for harsh chemical and marine environments
- Exceptional tensile strength rated at 70000 psi for reliable performance in high-stress industrial assemblies
- Precision Class 3A threading ensures tight, secure fits and reduces the risk of cross-threading during installation
- Enhanced durability with Rockwell B55 hardness and passivated finish for extended service life
- Efficient installation using the 1/8" hex drive, allowing for quick, secure fastening with standard tools
- Full thread coverage along the 2 1/2" length provides maximum grip and load distribution
- Regulatory compliance with RoHS 3 and REACH, ensuring safe, environmentally responsible usage
Professional Applications & Engineering Value
This 10-32 UNF flat head screw is engineered from 316 Stainless Steel to address critical challenges in demanding industrial settings. Its passivated finish significantly enhances resistance to oxidation and chemical corrosion, making it suitable for applications in marine equipment, chemical processing plants, and food-grade machinery. The Class 3A thread fit and fine thread spacing provide superior vibration resistance and clamping force, reducing maintenance needs in dynamic assemblies. With a fully threaded design and 82° countersink angle, it ensures a flush, secure fit in pre-drilled holes, minimizing protrusion risks. These features collectively enhance assembly integrity, reduce downtime, and support long-term operational reliability in industrial screw applications.
Specification Summary & Compliance
This screw adheres to ASME B18.3 specifications, with precise Class 3A thread fit and UNF thread type ensuring dimensional accuracy. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance for environmental safety, and is manufactured from 316 Stainless Steel with a passivated finish for enhanced durability. The right-hand thread direction and fully threaded design support consistent performance across various industrial fastening needs.
