# NTSB UNK65X0651: Cessna 150, N4275U, Ramey Afb, PR, November 11, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 11, 1964
- Place: Ramey Afb, PR · RAMEY AFB, PR
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report April 27, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 180543
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK65X0651
- Page: https://openairdocs.org/ntsb/UNK65X0651

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3899  64/11/11   RAMEY AFB PR        CESSNA 150          CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1615                    N4275U              PX-  0  0  0  DUAL                      AGE 29, 1094 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            443 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - RAMEY AFB
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
          PWR PLT-CARBURETOR NEEDLE VALVE STUCK.
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
```

## Aircraft

- Registration: [N4275U](https://openairdocs.org/deregistered/N4275U-1974-08-06), registration cancelled 1974-08-06, S/N 15060275, built 1963 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150D](https://openairdocs.org/model/cessna-150d) (registry code 2071810) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Ramey Afb

## Other investigations on N4275U (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB MIA69F0409](https://openairdocs.org/ntsb/MIA69F0409), Feb 19, 1969: Cessna 150 (N4275U), Elko, GA, destroyed

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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