S-91400A189 8-32 x 3/16" FF-S-92, QQ-P-35, MS51957-40 Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh industrial environments
• Superior holding power with 80,000 psi tensile strength, ensuring reliable performance under demanding loads
• Optimized drive engagement through Phillips No. 2 drive design, preventing cam-out during installation
• Enhanced thread engagement with fully threaded UNC coarse thread design, providing faster assembly and superior vibration resistance
• Precise thread fit with Class 2A tolerance, ensuring consistent performance and easy installation
• Broad compatibility with rounded pan head profile, fitting standard applications while maintaining low profile
• Regulatory compliance assurance meeting Fed. Spec. FF-S-92, QQ-P-35, and MS51957-40 standards for guaranteed quality

Professional Applications & Engineering Value

These 8-32 UNC rounded pan head Phillips screws deliver critical engineering advantages in industrial fastening applications. The passivated 18-8 stainless steel construction provides exceptional corrosion resistance, making them ideal for machinery, electronic enclosures, and outdoor equipment where environmental exposure is a concern. The coarse thread design ensures rapid installation and superior vibration resistance in materials where fine threads might strip or fail. With fully threaded construction and Class 2A thread fit, these screws maintain consistent clamping force across the entire engagement length, preventing loosening in high-vibration environments. The Phillips No. 2 drive offers familiar, efficient installation while the rounded pan head provides a finished appearance without sharp edges, making them suitable for both functional and aesthetic applications in manufacturing, assembly, and maintenance operations.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 2A thread fit tolerance and UNC coarse thread specifications. These screws comply with Fed. Spec. FF-S-92, QQ-P-35, and MS51957-40 manufacturing standards. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting the latest environmental regulations for industrial components.