SUPPORT, SEAL (P/N 86142) - New Surplus
P/N: 86142
Category: Structural Components
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 | 1 Available |
Product Description
The 86142 is a seal support designed to position and retain elastomeric seals in aerospace hydraulic assemblies. This backup ring prevents seal extrusion under pressure by providing structural support in grooved cavities. Typically manufactured from aluminum or steel, it follows AN/MS sizing conventions for compatibility with standard O-ring dimensions.
Commonly installed in hydraulic actuator grooves to maintain seal integrity during high-pressure operation. Installation requires verification against the aircraft Illustrated Parts Catalog and component drawing to ensure proper fit and function.
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 SUPPORT, SEAL (P/N 86142)?
The 86142 is a seal support designed to position and retain elastomeric seals in aerospace hydraulic assemblies. This backup ring prevents seal extrusion under pressure by providing structural support in grooved cavities.
Is the 86142 a PMA or OEM part?
The SUPPORT, SEAL may be available as an OEM (Original Equipment Manufacturer) or PMA (Parts Manufacturer Approval) part depending on condition and source. Both carry FAA certification for airworthiness. Currently available in: New Surplus. Contact us for sourcing details.
Does the 86142 include installation hardware?
Installation hardware requirements vary by application. Check your aircraft's Structural Repair Manual (SRM) or Illustrated Parts Catalog (IPC) for the complete installation kit requirements for the SUPPORT, SEAL. We stock related hardware and can help identify companion parts.
Can the 86142 be shipped internationally?
Yes, we ship airframe components worldwide. International orders typically arrive within 3-14 business days depending on destination. Export documentation and customs forms are included. Contact us for international shipping quotes on the 86142.
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