# NTSB CHI75FEM20: Jupiter J1, N2981C, Plainwell, MI, November 29, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 29, 1974
- Place: Plainwell, MI · PLAINWELL, MI
- Location: 42.4473° N, 85.6413° W: Placed by OpenAirDocs: center of Plainwell, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.4473&lon=-85.6413&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 29, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 144451
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI75FEM20
- Page: https://openairdocs.org/ntsb/CHI75FEM20

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3985  74/11/29   PLAINWELL,MICH      JUPITER J1          CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 22, 1640
        TIME - 1600                    N2981C              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 1 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - OTSEGO-PLAINWELL
        DEPARTURE POINT             INTENDED DESTINATION
          PLAINWELL,MICH              LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           COLLIDED WITH: DIRT BANK                                 IN FLIGHT: EMERGENCY DESCENT
        PROBABLE CAUSE(S)
           POWERPLANT - FUEL SYSTEM: LINES AND FITTINGS
           MISCELLANEOUS - FOREIGN MATERIAL AFFECTING NORMAL OPERATIONS
           MISCELLANEOUS ACTS,CONDITIONS - OBSTRUCTED
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           TERRAIN - ROUGH/UNEVEN
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        REMARKS- ALUMINUM FLAKE BLOCKED FUEL PASSAGE.
```

## Aircraft

- Registration: [N2981C](https://openairdocs.org/deregistered/N2981C-1975-04-21), registration cancelled 1975-04-21, S/N KRC-1 (OpenAirDocs)
- Reported make and model: JUPITER J1
- Registry model: [Jupiter J 1](https://openairdocs.org/model/jupiter-j-1) (registry code 05601PU) (OpenAirDocs)
- Category: Airplane, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Otsego-Plainwell

## 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 19741129041189A](https://openairdocs.org/incident/19741129041189A), Nov 29, 1974: Kinner SPORTSTERK, Plainwell, MI, Substantial damage. Aluminum flake blocked fuel passage.

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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