P/N: ms28774-212
Category: General Aircraft Parts
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
| Condition | Stock |
|---|---|
| As Removed | 12 Available |
| New Surplus | 43 Available |
The MS28774-212 is a PTFE backup ring with a scarf-cut, rectangular cross-section conforming to Military Standard MS28774. This ring sits behind an O-ring in hydraulic and pneumatic system glands, preventing extrusion under high pressure per SAE-AS8791 specifications. The backup ring stabilizes the seal and extends component life in aircraft fluid systems.
Installation requires positioning the ring adjacent to the O-ring per the component manufacturer's specification or aircraft maintenance manual. Commonly used in landing gear, flight control, and engine system interfaces.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
The MS28774-212 is a PTFE backup ring with a scarf-cut, rectangular cross-section conforming to Military Standard MS28774. This ring sits behind an O-ring in hydraulic and pneumatic system glands, preventing extrusion under high pressure per SAE-AS8791 specifications.
The ms28774-212 is currently available in the following conditions: As Removed, New Surplus. Each condition reflects the part's maintenance history and certification status per FAA standards.
The ms28774-212 requires a custom quote. Submit a Request for Quote (RFQ) through our website or call our sales team at (904) 998-9101 for immediate pricing assistance.
Yes, we offer same-day processing on in-stock items and provide 24/7 AOG (Aircraft on Ground) support for urgent needs. Standard, expedited, and overnight shipping options are available.