P/N: ms9058-04
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 | 64 Available |
| New | 45 Available |
The MS9058-04 is a PTFE backup ring designed to prevent O-ring extrusion in aircraft hydraulic and pneumatic system assemblies. This ring supports the O-ring within the gland, maintaining sealing integrity under pressure cycling and temperature variations. Install the backup ring on the low-pressure side of the O-ring, following MS/AS gland dimension specifications and maintenance manual guidelines.
Commonly used in hydraulic fittings and fluid connectors on general aviation and commercial aircraft where reliable sealed connections are critical.
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 MS9058-04 is a PTFE backup ring designed to prevent O-ring extrusion in aircraft hydraulic and pneumatic system assemblies. This ring supports the O-ring within the gland, maintaining sealing integrity under pressure cycling and temperature variations.
The ms9058-04 is currently available in the following conditions: New Surplus, New. Each condition reflects the part's maintenance history and certification status per FAA standards.
The ms9058-04 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.