S-91771A800 10-32 x 9/16" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws
Stainless 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 passivated 18-8 stainless steel construction, ideal for harsh environments and long-term reliability
- Exceptional mechanical strength delivering 80,000 psi tensile strength and Rockwell B80 hardness for demanding load-bearing applications
- Precision thread engagement with Class 2A UNF fine threads ensuring secure, vibration-resistant fastening in critical assemblies
- Optimized flush mounting featuring a standard 82° countersink angle and flat head design for seamless, professional-grade surface finishes
- Efficient installation with Phillips No. 2 drive providing reliable torque transfer and reduced cam-out during high-volume assembly
- Full threading coverage along the 9/16" length enables maximum grip and adjustment flexibility in various material thicknesses
- Regulatory compliance assurance meeting ASME B18.6.3 specifications and environmental standards including RoHS 3 and REACH
Professional Applications & Engineering Value
Engineered for precision-driven industries, these 10-32 UNF flat head screws solve critical fastening challenges where corrosion resistance and structural integrity are paramount. The passivated 18-8 stainless steel construction prevents galvanic corrosion in marine, chemical processing, and outdoor equipment applications, while the UNF fine thread profile maintains clamping force under vibration in automotive subassemblies and electronic enclosures. The 82° countersink angle and flat head profile ensure flush mounting in precision machined components, eliminating protrusions in aerospace instrumentation and medical device manufacturing. With full threading along the 9/16" length, these screws provide consistent holding power across composite materials and thin-section metals, reducing installation time in high-volume production environments.
Specification Summary & Compliance
Manufactured to ASME B18.6.3 specifications with Class 2A thread fit tolerances and UNF fine thread (10-32) profile. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Features right-hand thread orientation, standard flat head profile, and Phillips No. 2 drive configuration.
