S-90275A846 10-32 x 4" ASME B18.6.3 Steel Slotted Flat Head Screws
Steel Slotted 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 zinc-plated steel construction for extended service life in demanding environments
- Precision flush mounting with standard 82° countersink angle and flat head design for seamless surface integration
- Enhanced thread engagement through fine UNF threading and Class 2A fit ensuring reliable fastening performance
- High mechanical strength with 60,000 psi tensile strength and Rockwell B70 hardness for demanding applications
- Optimized partial threading providing superior clamping force control across the 1½" threaded section
- Industry-standard compliance meeting ASME B18.6.3 specifications for guaranteed dimensional accuracy
- Environmental regulation adherence with RoHS 3 and REACH compliance for global manufacturing acceptance
Professional Applications & Engineering Value
These 10-32 UNF flat head slotted screws deliver exceptional engineering value through their zinc-plated steel construction and precision fine thread spacing. The combination of 60,000 psi tensile strength and Rockwell B70 hardness ensures reliable performance in vibration-prone applications while resisting deformation under load. The partially threaded design with 82° countersink angle enables perfect flush mounting in machinery, electrical enclosures, and structural assemblies where surface protrusions are unacceptable. The slotted drive style provides straightforward installation in maintenance and manufacturing scenarios, making these industrial screws ideal for OEM equipment, automotive components, and heavy-duty fixtures requiring right-hand thread fasteners with proven durability.
Specification Summary & Compliance
Manufactured to exact inch system dimensions with Class 2A thread fit tolerance for precision assembly. Thread specifications conform to UNF thread type standards with 10-32 thread size and fine thread spacing. Full compliance with ASME B18.6.3 manufacturing specifications ensures dimensional consistency. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for restricted substance control.
