S-91771A883 0-80 x 3/16" 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 industrial environments
- Precise flush mounting enabled by the undercut flat head design and 82° countersink angle for seamless surface integration
- High-strength performance delivering 80,000 psi tensile strength and Rockwell B80 hardness for demanding applications
- Reliable fine threading with UNF 0-80 Class 2A thread fit ensuring secure, vibration-resistant fastening
- Optimized drive engagement through Phillips No. 0 drive style for efficient installation and reduced cam-out risk
- Full-threaded design providing maximum grip length and load distribution across the entire 3/16" shaft
- Regulatory compliance meeting ASME B18.6.3 standards and environmental directives (RoHS 3/REACH) for global industrial use
Professional Applications & Engineering Value
These 0-80 UNF flat head Phillips screws deliver critical engineering solutions where space constraints and corrosion resistance are paramount. The passivated 18-8 stainless steel construction provides exceptional protection against oxidation and chemical exposure, making them ideal for electronics, precision instruments, and marine applications. The undercut flat head profile ensures complete flush seating without protrusion, while the fine UNF threading maintains secure fastening in vibration-prone environments. With their fully threaded 3/16" length and Phillips No. 0 drive, these screws offer maximum engagement and installation efficiency in confined assemblies where reliability cannot be compromised.
Specification Summary & Compliance
Manufactured to ASME B18.6.3 specifications with Class 2A thread fit tolerance for precision alignment. Features UNF 0-80 fine threads with right-hand orientation and 82° countersink angle. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Mechanical properties include 80,000 psi tensile strength and Rockwell B80 hardness for consistent performance.
