# NTSB LAX78FVM39: M Larson 1, N5500K, Sn Luis Obspo, CA, August 11, 1978

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: August 11, 1978
- Place: Sn Luis Obspo, CA · SN LUIS OBSPO, CA
- Location: 35.2662° N, 120.6684° W: Placed by OpenAirDocs: center of San Luis Obispo, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.2662&lon=-120.6684&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report September 27, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 140105
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX78FVM39
- Page: https://openairdocs.org/ntsb/LAX78FVM39

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2440  78/8/11    SN LUIS OBSPO,CA    M LARSON 1          CR-  0  1  0  NONCOMMERCIAL             COMMERCIAL, AGE 33, 1049
        TIME - 1830                    N5500K              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 6 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - SAN LUIS OBISPO
        DEPARTURE POINT             INTENDED DESTINATION
          SANTA YNEZ,CA               SN LUIS OBSPO,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                LANDING: TRAFFIC PATTERN-CIRCLING
        PROBABLE CAUSE(S)
           SYSTEMS - FLIGHT CONTROL SYSTEMS: AILERON AND AILERON TAB CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - JAMMED
        FACTOR(S)
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: OTHER
        REMARKS- RT AIL CNTRL CABLE JAMMED IN PULLEY DURING RT TURN & ACFT CRASHED.PULLEY CABLE GUARD OPEN TOO FAR.
```

## Aircraft

- Registration: [N5500K](https://openairdocs.org/deregistered/N5500K-1982-08-17), registration cancelled 1982-08-17, S/N 1 (OpenAirDocs)
- Reported make and model: M LARSON 1
- Registry model: [Larson 1912](https://openairdocs.org/model/larson-1912) (registry code 05601Q0) (OpenAirDocs)
- Category: Airplane, amateur-built
- Engines: reciprocating
- Damage: Destroyed
- Airport: San Luis Obispo

## 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 19780811024639A](https://openairdocs.org/incident/19780811024639A), Aug 11, 1978: Kinner SPORTSTERK, Sn Luis Obspo, CA, Destroyed. Rt ail cntrl cable jammed in pulley during rt turn & acft crashedley cable guard open too FAR.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.