S-94023A111 4-40 x 3/16" MS24693-S1, NASM24693 Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with cadmium-plated steel construction for extended service life in harsh industrial environments
• High tensile strength of 60,000 PSI ensures reliable performance under significant mechanical stress
• Precise Class 2A thread fit provides smooth installation and secure fastening in demanding applications
• 100° countersink angle enables flush mounting for clean, professional finishes
• Phillips No. 1 drive design offers efficient installation with standard driving tools
• Fully threaded coarse UNC pattern delivers maximum grip and holding power
• MS24693-S1/NASM24693 compliance guarantees consistent quality and reliability for aerospace and industrial applications

Professional Applications & Engineering Value

These cadmium-plated steel flat head screws provide exceptional value in precision engineering applications where corrosion resistance and structural integrity are paramount. The combination of 60,000 PSI tensile strength and Class 2A thread fit ensures reliable performance in vibration-prone environments, while the 100° countersink angle creates seamless surface finishes critical in aerospace assemblies and electronic enclosures. The fully threaded 4-40 UNC coarse pattern maximizes engagement in thin materials, solving common fastening challenges in sheet metal work and machinery assembly. Meeting MS24693-S1 specifications, these flat head Phillips screws deliver consistent quality for OEM and MRO applications requiring dependable, high-performance fastening solutions.

Specification Summary & Compliance

This 4-40 UNC flat head screw features precise Class 2A thread fit with coarse thread spacing and right-hand threading. Manufactured to MS24693-S1 (NASM24693) specifications with a standard 100° countersink angle and fully threaded design. The inch system measurement ensures dimensional accuracy with 0.225" head diameter and 3/16" length. Complies with industry standards for reliable performance in demanding industrial applications.