O-RING (P/N R17-21A7) - New Surplus
P/N: R17-21A7
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 | 105 Available |
Product Description
The R17-21A7 is a nitrile rubber O-ring for static sealing in aircraft hydraulic system glands and fittings. Sized to SAE AS568 specifications, this seal prevents fluid leakage at connection points where metal components meet. Installation requires a clean gland, light lubrication, and careful positioning to avoid twisting or contact with sharp edges.
Verify the exact dash-number size and elastomer compound against your aircraft's Illustrated Parts Catalog or Component Maintenance Manual before installation.
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 R17-21A7)?
The R17-21A7 is a nitrile rubber O-ring for static sealing in aircraft hydraulic system glands and fittings. Sized to SAE AS568 specifications, this seal prevents fluid leakage at connection points where metal components meet.
What material is the R17-21A7 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 R17-21A7 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 R17-21A7.
What is the shelf life of the R17-21A7?
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 R17-21A7.
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