O RING (P/N ms9388-120) - New Surplus
P/N: ms9388-120
Category: O-Rings
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 | 64 Available |
Product Description
The ms9388-120 is a fluorocarbon elastomer O-ring for sealing straight-thread boss glands in aircraft hydraulic, fuel, and oil systems. Manufactured per AMS7276 (formerly AMS-R-83248) specifications, this preformed packing seal provides axial face sealing in AS5202/MS33649 ports. Cross-referenced as AS3209-120 and M83248/1-120.
Installation requires clean system fluid and verification of dash size against the applicable Illustrated Parts Catalog (IPC) or Component Maintenance Manual (CMM) before service. The fluorocarbon material resists fuel, hydraulic fluid, and oil exposure across typical aircraft operating temperatures.
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 O RING (P/N ms9388-120)?
The ms9388-120 is a fluorocarbon elastomer O-ring for sealing straight-thread boss glands in aircraft hydraulic, fuel, and oil systems. Manufactured per AMS7276 (formerly AMS-R-83248) specifications, this preformed packing seal provides axial face sealing in AS5202/MS33649 ports.
What material is the ms9388-120 made from?
Aircraft seals and O-rings are manufactured from various elastomers including nitrile (Buna-N), fluorocarbon (Viton), silicone, and PTFE depending on the application. The O RING meets aviation specifications for its intended use. Contact us for specific material data.
Can I order the ms9388-120 in bulk quantities?
Yes, we stock seals and gaskets in quantity and offer bulk pricing. Submit a Request for Quote (RFQ) for volume orders, or call (904) 998-9101 for immediate quantity availability on the ms9388-120.
What is the shelf life of the ms9388-120?
Elastomeric seals have manufacturer-specified shelf lives that vary by material and storage conditions. We follow industry standards for cure date tracking and proper climate-controlled storage. Contact us for shelf life details on the ms9388-120.
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