S-91771A155 6-32 x 1 1/4" 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, ensuring long-term reliability in harsh environments.
- Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B80 hardness for demanding industrial applications.
- Precise flush mounting thanks to the standard 82° countersink angle and flat head design, providing a smooth, secure finish.
- Reliable fastening performance with fully threaded UNC coarse spacing and Class 2A thread fit for consistent engagement and vibration resistance.
- Broad compliance assurance meeting ASME B18.6.3 specifications, RoHS 3, and REACH regulations for safe, standardized use.
- Efficient installation enabled by the No. 2 Phillips drive, reducing slippage and speeding up assembly processes.
- Versatile right-hand threading suitable for a wide range of industrial equipment and machinery assemblies.
Professional Applications & Engineering Value
Engineered for industrial applications requiring robust and corrosion-resistant fastening, these flat head Phillips screws address critical challenges in machinery assembly, electronic enclosures, and structural frameworks. The passivated 18-8 stainless steel provides excellent resistance to oxidation and chemical exposure, extending service life in demanding conditions. With fully threaded UNC coarse spacing and a precise 82° countersink angle, these screws ensure secure, flush fits that minimize protrusion and enhance safety. The combination of 80,000 psi tensile strength and Class 2A thread fit delivers reliable load distribution and vibration resistance, reducing maintenance needs and downtime in high-stress environments.
Specification Summary & Compliance
This product adheres to ASME B18.6.3 standards, ensuring dimensional accuracy and performance consistency. The thread fit is Class 2A with UNC coarse spacing, providing reliable engagement. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming environmental safety and regulatory adherence for industrial use.
