RETAINER,PACKING (P/N ms28774-130) - New Surplus
P/N: ms28774-130
Category: Seals
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 | 22 Available |
Product Description
The MS28774-130 is a PTFE packing retainer (backup ring) conforming to SAE-AS8791 specifications. This component installs in hydraulic and pneumatic system grooves adjacent to O-rings to prevent extrusion under pressure. The retainer supports seal integrity in high-pressure fluid systems by containing the elastomer within the gland cavity during operation.
Commonly used in aircraft actuators, pumps, and control assemblies. Installation follows MS28774 dimensional standards and manufacturer maintenance documentation.
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 RETAINER,PACKING (P/N ms28774-130)?
The MS28774-130 is a PTFE packing retainer (backup ring) conforming to SAE-AS8791 specifications. This component installs in hydraulic and pneumatic system grooves adjacent to O-rings to prevent extrusion under pressure.
What material is the ms28774-130 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 RETAINER,PACKING meets aviation specifications for its intended use. Contact us for specific material data.
Can I order the ms28774-130 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 ms28774-130.
What is the shelf life of the ms28774-130?
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 ms28774-130.
Related Seals
- SEALING RING – P/N gd1923-012
- SEAL AY – P/N S4011-2-144.00
- SEAL – P/N my20522-220
- PACKING – P/N S9412-558
- PACKING – P/N nas1598d6y
- SEAL – P/N 212-64021-03-1
- SEAL – P/N 05-01400
- RING, SEALING – P/N 02-6120-16141r1
- SEAL – P/N 825-064
- OIL SEAL – P/N 6402s
- PACKING,PREFORMED – P/N ms28775-326
- PACKING – P/N S9412-117