S-91771A077 2-56 x 7/32" 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
- Exceptional corrosion resistance with passivated 18-8 stainless steel, ideal for harsh industrial environments.
- High tensile strength of 80,000 psi ensures reliable fastening under demanding mechanical loads.
- Class 2A thread fit with UNC coarse spacing provides easy assembly and secure connections in various materials.
- 82° countersink angle and flat head design allows for flush mounting, reducing snagging and improving aesthetics.
- Phillips No. 1 drive style offers efficient installation with common tools, minimizing slippage.
- Full threading and right-hand direction enable consistent grip and straightforward application in automated or manual processes.
- Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees quality, safety, and environmental standards for global use.
Professional Applications & Engineering Value
These 2-56 UNC flat head Phillips screws are engineered to address common industrial challenges, such as vibration loosening and corrosion in machinery. Made from passivated 18-8 stainless steel, they provide superior durability in moist or chemical-exposed settings, reducing maintenance costs. The coarse thread spacing and Class 2A fit ensure quick, reliable fastening in metals and plastics, while the 82° countersink allows for seamless integration in precision assemblies like electronics enclosures and automotive components. Ideal for machine screws in manufacturing, they support efficient production with consistent performance under high-stress conditions.
Specification Summary & Compliance
This product adheres to precise dimensional standards, including Class 2A thread fit and UNC coarse threading, ensuring compatibility and ease of use. It meets ASME B18.6.3 specifications for quality and performance, and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and suitable for sustainable industrial applications.
