S-96640A019 2-56 x 1/8" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with Black-Oxide coated 18-8 stainless steel, ideal for harsh industrial environments
• Superior holding power from 80,000 psi tensile strength and Rockwell B80 hardness for reliable fastening
• Precise flush installation enabled by the 82° countersink angle and undercut flat head design
• Efficient assembly with fully threaded UNC coarse threads and Class 2A fit for quick, secure engagement
• Durable drive performance using No. 1 Phillips drive style, reducing cam-out and tool wear
• Broad compatibility with right-hand threading and standard 2-56 size for versatile applications
• Regulatory assurance meeting ASME B18.6.3, RoHS 3, and REACH for safe, compliant use

Professional Applications & Engineering Value

Engineered for demanding industrial settings, these 2-56 UNC flat head screws address critical challenges like vibration loosening and environmental degradation. The Black-Oxide 18-8 stainless steel construction provides excellent corrosion resistance, extending service life in moist or chemical-exposed areas. The fully threaded design with coarse spacing ensures maximum grip in thin materials, while the 82° countersink angle and undercut head facilitate a seamless, low-profile finish that prevents snagging. Ideal for electronics, machinery, and automotive assemblies, these Phillips machine screws deliver consistent performance under high-stress conditions, reducing maintenance needs and downtime.

Specification Summary & Compliance

This screw features a Class 2A thread fit per UNC standards, ensuring precise dimensional accuracy and interchangeability. Manufacturing adheres to ASME B18.6.3 specifications for reliability. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances for safe industrial use.