P/N: ms28775-025
Category: O-Rings & Packings
Flat-rate shipping. Choose Ground or a faster service at checkout.
Flat-rate shipping covers most parts. If your order turns out to need freight or special handling, we'll contact you with the updated shipping cost before it ships. You can pay the difference or cancel for a full refund. International buyers pay any duties and import taxes.
| Condition | Price | Stock |
|---|---|---|
| New | $2.50 | 20 Available |
| New Surplus | Quote | 57 Available |
The MS28775-025 is a nitrile rubber O-ring conforming to Military Standard MS28775 specifications. This seal provides hydraulic system sealing in aircraft actuators and fluid line connections, compatible with MIL-H-5606 petroleum-based hydraulic fluids. Operating temperature range spans -65°F to 225°F.
During installation, apply compatible lubricant to the seal and avoid sharp edges that could damage the elastomer. Follow the aircraft maintenance manual for proper gland sizing and installation procedures to ensure leak-free operation in pressurized hydraulic 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.
The MS28775-025 is a nitrile rubber O-ring conforming to Military Standard MS28775 specifications. This seal provides hydraulic system sealing in aircraft actuators and fluid line connections, compatible with MIL-H-5606 petroleum-based hydraulic fluids.
Aircraft seals and O-rings are manufactured from various elastomers including nitrile (Buna-N), fluorocarbon (Viton), silicone, and PTFE depending on the application. The ORING meets aviation specifications for its intended use. Contact us for specific material data.
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 ms28775-025.
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 ms28775-025.