S-96877A727 1/4"-20 x 3/8" FF-S-92, QQ-P-35, MS51959-77, SAE AMS2700 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh industrial environments
• Exceptional 70,000 psi tensile strength provides reliable fastening integrity under high-stress applications
• Precise Class 2A thread fit ensures smooth installation and secure engagement with mating components
• Optimized 82° undercut flat head design allows for flush mounting and reduced risk of surface protrusion
• Coarse UNC threading with full thread coverage delivers faster assembly and enhanced pull-out resistance
• Phillips No. 3 drive compatibility enables efficient installation using standard industrial tools
• Comprehensive regulatory compliance meets critical industry standards including RoHS 3 and REACH

Professional Applications & Engineering Value

These 1/4"-20 UNC flat head screws deliver critical engineering advantages in demanding applications where material integrity and precision matter. The passivated 18-8 stainless steel construction provides exceptional resistance to corrosion and chemical exposure, making them ideal for manufacturing equipment, marine components, and food processing machinery. The undercut flat head profile with 82° countersink ensures secure, flush mounting that prevents snagging and maintains aerodynamic surfaces. With coarse UNC threading and full threading, these screws offer rapid installation and superior holding power in wood, metal, and composite materials. The Phillips No. 3 drive accommodates standard industrial drivers, streamlining assembly processes while maintaining torque integrity. These features combine to solve common industrial challenges including vibration loosening, corrosion-induced failure, and installation inefficiency.

Specification Summary & Compliance

This flat head screw features precision 1/4"-20 UNC coarse threads with Class 2A thread fit tolerances for consistent mating performance. Manufacturing complies with Fed. Spec. FF-S-92, QQ-P-35, MS51959-77, and SAE AMS2700 standards, ensuring dimensional accuracy and material quality. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting current environmental regulations for industrial components.