Honeywell Flight Management Computer 21243NC20 for B767 Air Data Systems

Returns & refund summary

• 30-day return window — with prior return authorization, unopened in original packaging.
• Restocking fee: 20% on unopened items, 30% on open-box items.
• Refund processing fee: 5.51% applies to all refunds (returns, cancellations, core-fee refunds) regardless of reason.
• Return shipping: paid by buyer.
• Non-returnable categories: installed/used parts, special-order or rebuilt items, programmed items (incl. ELTs), batteries, AOG-priority orders, international orders.

Full terms: Return Policy.

Authenticity & authorization

All parts sold by American Aviation Parts are genuine factory products sourced through authorized distribution channels. We are an independent reseller through authorized distribution; we do not claim direct dealer or authorized-representative status for any brand. The part you receive is the same factory product, with standard documentation available on request.

See our full Manufacturer Authorizations page for the current per-brand status.

Need traceability paperwork?

If your installation requires FAA Form 8130-3, manufacturer Certificate of Conformance, or other traceability documentation, please call 1-877-722-8727 or email [email protected] before placing the order so we can confirm what is available for this part.

Shipping

Standard ground, expedited, and AOG shipping options are available at checkout. Full shipping-cost tiers and timelines are published on our Delivery Information page.