Turbine helicopter

N21MP

1971 Bell 47G-4A

Registered 1 NTSB/FAA record
Built
1971
Serial
7755
Class
Turbine helicopter
Engines
Lycoming VO-540 series
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Oneonta, NY
Registration record

N21MP on the FAA register

Type
1971 Bell 47G-4A
Serial
7755
Engines
Lycoming VO-540 series
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Oneonta, NY
Certificate issued
2010-03-30
Airworthiness date
—
Registration expires
2029-10-31
Airworthiness class
Standard
Mode S (hex)
A1B84A
Mode S (octal)
50334112
Seats (type)
3
Weight class
up to 12,499 lb
Range (type)
214 nm
Cruise (type)
73 kt
Status
Current as of October 2026
Registry history

Timeline

  • 2029-10-31
    Registration expires (renewal due).
  • 2010-03-30
    Certificate of registration issued as N21MP.
  • 1974-07-04
    Accident at Washington,Dc, 51; damage: substantial.
  • 1971
    Manufactured (1971).
Overview

About N21MP

N21MP is a 1971 Bell 47G-4A, serial number 7755. It is registered to an individual in Oneonta, New York. The current certificate of registration was issued on March 30, 2010 and expires on October 31, 2029.

The FAA aircraft reference file describes the type as a turbine helicopter, one Lycoming VO-540 series engine and 3 seats. Published figures for the type give a cruise speed of about 73 knots and a range of about 214 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is standard category.

N21MP has 1 accident/incident record on file (most serious damage: substantial); details are below.

Cruise
73 kt
Range
214 nm
Fuel burn
7 gph

Published figures for the Bell 47G-4A type. They describe the model, not this airframe's equipment or condition.

Safety record

Accident & incident history

1974-07-04 Accident · Washington,Dc, 51 Damage: Substantial NTSB · 3 1860
Reported aircraft: Bell 47G4A
Probable cause: N MNTN RPM.

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

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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.