O-RING, PREFORMED (P/N ms28778-5) - New Surplus
P/N: ms28778-5
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 | 179 Available |
Product Description
The MS28778-5 is a preformed O-ring seal manufactured from nitrile rubber per MIL-P-5510/AMS-P-5510 specifications. Designed for straight-thread tube fitting boss connections, it provides static sealing at hydraulic system interfaces. Installed at hydraulic boss ports and adapters on aircraft, this seal maintains pressure integrity in fluid system connections during normal operation and maintenance.
Size and material compatibility should be verified against the aircraft's Illustrated Parts Catalog before installation. Lubrication per the Aircraft Maintenance Manual ensures proper seating and performance in hydraulic service.
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, PREFORMED (P/N ms28778-5)?
The MS28778-5 is a preformed O-ring seal manufactured from nitrile rubber per MIL-P-5510/AMS-P-5510 specifications. Designed for straight-thread tube fitting boss connections, it provides static sealing at hydraulic system interfaces.
What material is the ms28778-5 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, PREFORMED meets aviation specifications for its intended use. Contact us for specific material data.
Can I order the ms28778-5 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 ms28778-5.
What is the shelf life of the ms28778-5?
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 ms28778-5.