MS24693S28 Machine Screw – Stainless Steel, 100° Countersunk, Phillips Drive
The MS24693S28 is a high-quality aviation-grade machine screw designed for flush-mounted applications requiring a clean aerodynamic surface. Manufactured in accordance with military specifications, this screw features a 100° countersunk head and Phillips drive, ensuring reliable installation and consistent performance in demanding environments.
Constructed from corrosion-resistant stainless steel, the MS24693 series is widely used across general aviation, maintenance operations, and OEM installations. It provides dependable fastening in non-structural applications where vibration resistance and long-term durability are essential.
Key Features
- 100° countersunk head – ideal for flush installations
- Phillips drive – easy and secure installation
- #8-32 thread size – standard aviation hardware size
- Corrosion-resistant stainless steel construction
- Approx. 125 ksi tensile strength (per specification class)
- Manufactured in accordance with MS24693 specification
Typical Applications
- Aircraft panels and fairings
- Avionics and instrument mounting
- Interior components
- Non-structural airframe fastening
The MS24693S28 is commonly used across a wide range of aircraft including Cessna, Piper, Beechcraft, and experimental aircraft, making it a staple component for maintenance shops and aircraft owners.
Commonly Used With
- AN365 / MS21044 self-locking nuts
- AN960 washers
- NAS1149 washers

Traceability & Certification
This product is supplied with full aviation-grade traceability, consistent with our sourcing standards across all aircraft parts. Documentation is physically included in the shipment for immediate reference and record-keeping.
✔ Manufactured by approved aerospace fastener manufacturers (e.g. Abbott Interfast LLC)
✔ Full lot and batch traceability available
✔ Documentation included with each shipment




















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