# NTSB SEA76FYC48: Aero Comdr 600S2R, N4229X, Hermiston, OR, May 6, 1976

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 6, 1976
- Place: Hermiston, OR · HERMISTON, OR
- Location: 45.8331° N, 119.2847° W: Placed by OpenAirDocs: center of Hermiston, OR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.8331&lon=-119.2847&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 27, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 153619
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA76FYC48
- Page: https://openairdocs.org/ntsb/SEA76FYC48

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2215   76/5/6    HERMISTON,OR        AERO COMDR 600S2R   CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 44, 6700
        TIME - 0630                    N4229X              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 6500 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        NAME OF AIRPORT - MIKAMI AIRSTRIP
        DEPARTURE POINT             INTENDED DESTINATION
          HERMISTON,OR                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: BLOWER,IMPELLER ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        FACTOR(S)
           TERRAIN - WET,SOFT GROUND
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 6700                       KIND OF OPERATION - FERTILIZING (DUST)
          KIND OF CROP - POTATOES                                  TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  700                 SWATH RUN-HOW FLOWN - UNKNOWN/NOT REPORTED
        REMARKS- COMPLETE FAILURE OF IMPELLER SHAFT,HOUSING AND IMPELLER.
```

## Aircraft

- Registration: [N4229X](https://openairdocs.org/deregistered/N4229X-2004-05-20), registration cancelled 2004-05-20, S/N 1995R, built 1974 (OpenAirDocs)
- Reported make and model: AERO COMDR 600S2R
- Registry model: [Rockwell International S-2R](https://openairdocs.org/model/rockwell-international-s-2r) (registry code 7630202) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Mikami Airstrip

## 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 19760506012119A](https://openairdocs.org/incident/19760506012119A), May 6, 1976: Ayres S2R, Hermiston, OR, Substantial damage. Complete failure of impeller shaft,housing and impeller.

## Other investigations on N4229X (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 SEA87LA151](https://openairdocs.org/ntsb/SEA87LA151), Jul 31, 1987: Rockwell S-2R (N4229X), Plymouth, WA, substantial damage

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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