# NTSB NYC74FNE04: Noorduyn UC-64A, N7990K, Orange, MA, September 10, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 10, 1973
- Place: Orange, MA · ORANGE, MA
- Location: 42.6052° N, 72.2922° W: Placed by OpenAirDocs: center of Orange, MA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.6052&lon=-72.2922&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 23, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 188668
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC74FNE04
- Page: https://openairdocs.org/ntsb/NYC74FNE04

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2653  73/9/10    ORANGE,MASS         NOORDUYN UC-64A     CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 34, 339
        TIME - 1435                    N7990K              PX-  0  0  0  PARAJUMP-SPORT            TOTAL HOURS, 95 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - ORANGE
        DEPARTURE POINT             INTENDED DESTINATION
          ORANGE,MASS                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           STALL: MUSH                                              LANDING: GO-AROUND
        PROBABLE CAUSE(S)
           POWERPLANT - FUEL SYSTEM: CARBURETOR
           MISCELLANEOUS - FOREIGN MATERIAL AFFECTING NORMAL OPERATIONS
           MISCELLANEOUS ACTS,CONDITIONS - JAMMED
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE INSPECTION OF AIRCRAFT (MAINTENANCE PERSONNEL)
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- FILTER SUPPORT ANGLE JAMMED R CARB BUTTERFLY VALVE.BFR T/D ENG CAME ON BRIEFLY,PLT ATMTD GO-ARND.
```

## Aircraft

- Registration: [N7990K](https://openairdocs.org/deregistered/N7990K-2012-10-24), registration cancelled 2012-10-24, S/N 111 (OpenAirDocs)
- Reported make and model: NOORDUYN UC-64A
- Registry model: [Noorduyn UC-64A](https://openairdocs.org/model/noorduyn-uc-64a) (registry code 6330204) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Orange

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19730910030659A](https://openairdocs.org/incident/19730910030659A), Sep 10, 1973: Noordn UC64A, Orange, MA, Substantial damage. Filter support angle jammed r carb butterfly valve. Bfr t/d eng came on briefly,plt atmtd go-arnd.

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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