LEADING EDGE DUCT ASSY (P/N 81-3520-1) - As Removed
P/N: 81-3520-1
Category: Ducts & Environmental Control
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 |
|---|---|
| As Removed | 1 Available |
Product Description
The 81-3520-1 is a leading edge duct assembly that routes bleed air through wing and nacelle structures for anti-ice protection. This aluminum duct distributes hot, conditioned air to prevent ice accumulation on leading edges during flight operations. Commonly used in Textron Aviation aircraft systems, the assembly connects to engine bleed sources and terminates at strategic leading edge locations.
Installation requires approved clamps, seals, and leak verification per aircraft maintenance manual procedures. The duct maintains system integrity under pressure and thermal cycling.
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 LEADING EDGE DUCT ASSY (P/N 81-3520-1)?
The 81-3520-1 is a leading edge duct assembly that routes bleed air through wing and nacelle structures for anti-ice protection. This aluminum duct distributes hot, conditioned air to prevent ice accumulation on leading edges during flight operations.
Is the 81-3520-1 a PMA or OEM part?
The LEADING EDGE DUCT ASSY 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: As Removed. Contact us for sourcing details.
Does the 81-3520-1 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 LEADING EDGE DUCT ASSY. We stock related hardware and can help identify companion parts.
Can the 81-3520-1 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 81-3520-1.
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