P/N: an6291-4
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 |
|---|---|
| New Surplus | 4 Available |
The AN6291-4 is a packing retainer ring that positions and supports preformed packing or O-rings within hydraulic and pneumatic component glands. This metal ring holds sealing elements in place during assembly and operation, preventing displacement under pressure cycling. Cross-referenced as MS28777-4, the AN6291-4 installs per aircraft maintenance manual specifications.
Verify gland dimensions and ring suitability in the Illustrated Parts Catalog before installation on your specific aircraft system.
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 AN6291-4 is a packing retainer ring that positions and supports preformed packing or O-rings within hydraulic and pneumatic component glands. This metal ring holds sealing elements in place during assembly and operation, preventing displacement under pressure cycling.
The an6291-4 is currently available in the following conditions: New Surplus. Each condition reflects the part's maintenance history and certification status per FAA standards.
The an6291-4 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.