S-90273A826 10-32 x 5/16" ASME B18.6.3 Steel Phillips Flat Head Screws
Steel Phillips 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
- Optimized flush mounting with undercut flat head and 82° countersink angle for seamless surface integration
- High-torque installation capability through Phillips No. 2 drive design, reducing cam-out risks
- Exceptional mechanical strength with 60,000 psi tensile strength and Rockwell B70 hardness for heavy-duty applications
- Precision thread engagement with Class 2A UNF fine threads ensuring reliable, vibration-resistant connections
- Full-threaded design providing maximum grip length and uniform load distribution across the entire fastener
- Regulatory compliance assurance meeting ASME B18.6.3, RoHS 3, and REACH standards for global industrial acceptance
Professional Applications & Engineering Value
These 10-32 UNF flat head screws deliver critical engineering solutions where surface-flush mounting and high-strength fastening are paramount. The zinc-plated steel construction provides essential corrosion protection for industrial equipment, machinery assemblies, and electronic enclosures exposed to harsh operating conditions. The undercut flat head profile ensures proper countersink seating without material protrusion, while the fine UNF threads offer superior resistance to vibrational loosening in dynamic applications. With 60,000 psi tensile strength and Rockwell B70 hardness, these Phillips drive screws maintain structural integrity under significant mechanical stress, making them ideal for precision manufacturing, automotive components, and heavy equipment where reliability cannot be compromised.
Specification Summary & Compliance
This 5/16" length flat head screw features precision Class 2A thread fit with 10-32 UNF fine threading and right-hand thread direction. Manufacturing compliance includes ASME B18.6.3 specifications for dimensional accuracy and performance standards. Environmental regulations adherence covers RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance, ensuring these industrial fasteners meet global environmental and safety requirements for professional use.
