S-91400A143 6-32 x 3/16" FF-S-92, QQ-P-35, MS51957-25 Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
• High tensile strength of 80,000 psi ensures dependable load-bearing capacity and resistance to mechanical stress in demanding applications.
• Effortless installation using a standard No. 2 Phillips drive, reducing assembly time and tool wear.
• Coarse UNC threading with Class 2A fit provides quick engagement and secure fastening in a wide range of materials.
• Fully threaded design maximizes grip length and clamping force across the entire fastener.
• Pan head profile offers a low-profile, rounded finish that minimizes snagging and provides a neat appearance.
• Compliance with major industry standards including Fed. Spec. FF-S-92, QQ-P-35, and MS51957-25, ensuring consistent quality and interchangeability.

Professional Applications & Engineering Value

These 6-32 x 3/16" pan head Phillips screws are engineered to address common industrial challenges such as corrosion-induced failure and assembly inefficiency. The passivated 18-8 stainless steel material provides excellent resistance to oxidation and chemical exposure, making them suitable for electronics enclosures, marine hardware, and outdoor equipment. The coarse UNC thread and Class 2A fit ensure rapid installation and reliable holding power in plastics, sheet metal, and pre-tapped holes, reducing the risk of cross-threading. With a tensile strength of 80,000 psi, they offer robust performance in vibration-prone applications, maintaining joint integrity without frequent retightening. The combination of a fully threaded shank and Phillips drive streamlines production lines, enhancing overall assembly speed and reducing labor costs.

Specification Summary & Compliance

This screw adheres to precise dimensional standards with a Class 2A thread fit and UNC coarse threading (6-32 size), ensuring consistent performance and interchangeability. It meets Fed. Spec. FF-S-92, QQ-P-35, and MS51957-25 for material and manufacturing quality. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances and supporting environmentally responsible sourcing.