# NTSB FTW78FRG61: Piper PA-31, N27605, San Antonio, TX, July 17, 1978

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 17, 1978
- Place: San Antonio, TX · SAN ANTONIO, TX
- Location: 29.4241° N, 98.4936° W: Placed by OpenAirDocs: center of San Antonio, TX, within about 13 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=29.4241&lon=-98.4936&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 7 uninjured
- Status: Completed, report September 1, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 140884
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW78FRG61
- Page: https://openairdocs.org/ntsb/FTW78FRG61

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1947  78/7/17    SAN ANTONIO,TX      PIPER PA-31         CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, FL.INSTR.,
        TIME - 1650                    N27605              PX-  0  0  6  DEMONSTRATION             AGE 31, 2215 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            20 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - KELLY AFB
        DEPARTURE POINT             INTENDED DESTINATION
          LAREDO,TX                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           SYSTEMS - HYDRAULIC SYSTEM: RESERVOIR,LINES,FITTINGS
           MISCELLANEOUS ACTS,CONDITIONS - OBSTRUCTED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - LANDED ON FOAMED RUNWAY
        REMARKS- LEFT MAIN GEAR HYD HOSE ASSY,P/N17766-27,BLOCKEDBY RUBBER MATERIAL,HOSE LEAKED UNDER PRESSURE.
```

## Aircraft

- Registration: [N27605](https://openairdocs.org/deregistered/N27605-2021-09-04), registration cancelled 2021-09-04, S/N 31-7812077 (OpenAirDocs)
- Reported make and model: PIPER PA-31
- Registry model: [Piper PA-31-325](https://openairdocs.org/model/piper-pa-31-325) (registry code 7103105) (OpenAirDocs)
- Registry engine: [Lycoming TI0-540 series](https://openairdocs.org/engine/lycoming-ti0-540-series) (registry code 41533, turbo-prop) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Kelly Afb

## 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 19780717020999A](https://openairdocs.org/incident/19780717020999A), Jul 17, 1978: Piper PA31325, San Antonio, TX, Substantial damage. Left main gear hyd hose assy,P/N17766-27,blockedby rubber materiase leaked under pressure.

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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