S-91802A001 10-32 x 1/4" ASME B18.6.3 Stainless Steel Phillips Oval Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction for extended service life in harsh environments
• Exceptional tensile strength rated at 80,000 psi ensures reliable performance under high-stress applications
• Precise Class 2A thread fit guarantees smooth installation and secure fastening in UNF fine-threaded components
• Undercut oval head design provides flush mounting with improved aesthetics and reduced snagging risks
• Optimized Phillips No. 2 drive enables efficient installation with standard tools while minimizing cam-out
• Full threading coverage delivers maximum grip length and superior holding power across the entire fastener
• 82° countersink angle compatibility ensures perfect seating in standard chamfered holes

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these 10-32 UNF oval head Phillips flat head screws solve critical fastening challenges where corrosion resistance and reliable performance are paramount. The passivated 18-8 stainless steel construction provides excellent protection against rust and chemical degradation, making them ideal for marine, food processing, and outdoor equipment applications. The combination of 80,000 psi tensile strength and Rockwell B80 hardness ensures these fasteners maintain integrity under vibration and load stress. The undercut oval head profile allows for flush installation in countersunk holes while the Phillips No. 2 drive facilitates quick assembly with common tools. These fully threaded screws provide maximum engagement in thin materials and tight spaces, offering superior clamping force for precision assemblies requiring fine thread spacing and reliable fastening solutions.

Specification Summary & Compliance

Manufactured to exacting ASME B18.6.3 specifications with Class 2A thread fit tolerances for precision installation. Features 10-32 UNF fine threads with right-hand orientation and 82° countersink angle compatibility. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations ensures safe use across various industries. Dimensions include 1/4" length, 0.382" head diameter, and 0.176" head height for consistent performance in standardized applications.