Hybrid-lift aircraft

N501BD

Zipline International P2 ZIP

Registered No accidents on file
Built
—
Serial
18735P2823
Class
Hybrid-lift aircraft
Engines
5
Status
Current as of October 2026
Registered owner
Zipline International Inc (Corporation)
Based
S San Fran, CA
Registration record

N501BD on the FAA register

Type
Zipline International P2 ZIP
Serial
18735P2823
Engines
5
Registered owner
Zipline International Inc
S San Fran, CA
Certificate issued
2025-12-10
Airworthiness date
—
Registration expires
2032-12-31
Airworthiness class
—
Mode S (hex)
A63DC4
Mode S (octal)
51436704
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2032-12-31
    Registration expires (renewal due).
  • 2025-12-10
    Certificate of registration issued as N501BD to the current registrant.
  • 2020-08-02
    N501BD previously assigned to a Homebuilt BD-5 (s/n 1039); cancelled.
  • 1973-09-24
    N501BD previously assigned to a Homebuilt BD-5 (s/n 2); cancelled.
Overview

About N501BD

N501BD is a Zipline International P2 ZIP, serial number 18735P2823. The FAA register lists Zipline International Inc as the registrant in S San Fran, California. The current certificate of registration was issued on December 10, 2025 and expires on December 31, 2032.

The FAA aircraft reference file describes the type as a hybrid-lift aircraft.

No NTSB accident or incident reports and no FAA preliminary notices are on file for this airframe as N501BD. 3 earlier records involve a different aircraft that carried the same N-number.

Safety record

Accident & incident history

2019-10-08 Accident · Camarillo, CA Damage: Substantial Fatal injury NTSB · WPR20FA005
Reported aircraft: Bede BD5 — a different aircraft that carried the N501BD registration before this airframe.
Probable cause: The No. 4 connecting rod s bearing shift and separation of the No. 4 connecting rod, which resulted in a total loss of engine power and subsequent forced landing.
2004-05-29 Accident · Goodyear, AZ Damage: Substantial NTSB · LAX04LA229
Reported aircraft: Simmons BD-5 — a different aircraft that carried the N501BD registration before this airframe.
Probable cause: The overheating and failure of the number 4 connecting rod, which resulted in a total loss of engine power during descent.
1972-10-08 Accident · Newton,Kans, 16 Damage: Substantial NTSB · 3 3184
Reported aircraft: Bede BD5A — a different aircraft that carried the N501BD registration before this airframe.
Probable cause: ON COUNTY ROAD.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in California· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.