# NTSB Accident LAX90LA221
> **GRUMMAN G21A** · 1990-06-16 · LONG BEACH, CA, USA · SERS
## Event
- **NTSB number:** LAX90LA221
- **Event ID:** 20001212X23460
- **Type:** Accident
- **Date:** 1990-06-16
- **Location:** LONG BEACH, CA, USA
- **Coordinates:** 33.810718, -118.180709
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** GRUMMAN
- **Model:** G21A
- **Registration:** N86640
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT'S FAILURE TO RETRACT THE LANDING GEAR RESULTING IN AN INADVERTENT WHEELS-DOWN LANDING IN WATER. IN ADDITION, A LOSS OF ELEVATOR CONTROL WAS ENCOUNTERED DUE TO A STRESS CORROSION FAILURE OF AN ELEVATOR CONTROL CABLE TURNBUCKLE AS A RESULT OF INADEQUATE MAINTENANCE AND INSPECTION. FACTORS WHICH CONTRIBUTED TO THE ACCIDENT WERE: A PREVIOUS HARD LANDING AS A RESULT OF AN IMPROPER LEVEL-OFF, AND THE PILOT'S LACK OF RECENT EXPERIENCE IN THE MAKE AND MODEL AIRPLANE.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX90LA221) · AI Analytics · CC0 1.0*