DOUBLER AY (P/N 2121003-1) - New Surplus
P/N: 2121003-1
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 2121003-1 is a structural doubler assembly that reinforces aircraft sheet-metal around cutouts, seams, and fastener rows. This aluminum alloy component distributes concentrated loads and arrests crack propagation in skin and frame structures. Installed during aircraft modifications or repairs to strengthen areas experiencing stress concentration.
The doubler bonds or fastens to existing structure using methods specified in the Structural Repair Manual or engineering order. Fabricated per AC 43.13-1B aluminum repair practices. Installation requires documentation in maintenance logs.
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 DOUBLER AY (P/N 2121003-1)?
The 2121003-1 is a structural doubler assembly that reinforces aircraft sheet-metal around cutouts, seams, and fastener rows. This aluminum alloy component distributes concentrated loads and arrests crack propagation in skin and frame structures.
Is the 2121003-1 a PMA or OEM part?
The DOUBLER AY 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 2121003-1 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 DOUBLER AY. We stock related hardware and can help identify companion parts.
Can the 2121003-1 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 2121003-1.
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