RING (P/N ms28774-228) - New Surplus
P/N: ms28774-228
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).
Available Inventory
| Condition | Stock |
|---|---|
| New Surplus | 26 Available |
Product Description
The MS28774-228 is a PTFE scarf-cut back-up ring designed to prevent O-ring extrusion in aircraft hydraulic and pneumatic systems. This ring installs in gland grooves directly behind the O-ring, providing structural support under high pressure conditions. Manufactured per MS28774 specifications with dimensions conforming to SAE AS8791 standards, it maintains seal integrity in actuators and fluid system components.
Installation follows MIL-G-5514 groove dimension requirements and applicable aircraft maintenance manuals. Essential for reliable sealing performance in pressurized aviation systems.
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.
Frequently Asked Questions
What is the RING (P/N ms28774-228)?
The MS28774-228 is a PTFE scarf-cut back-up ring designed to prevent O-ring extrusion in aircraft hydraulic and pneumatic systems. This ring installs in gland grooves directly behind the O-ring, providing structural support under high pressure conditions.
What conditions is the ms28774-228 available in?
The ms28774-228 is currently available in the following conditions: New Surplus. Each condition reflects the part's maintenance history and certification status per FAA standards.
How do I get pricing for the ms28774-228?
The ms28774-228 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.
Do you offer expedited shipping for the ms28774-228?
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.
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