| Crash location | Unknown |
| Nearest city | Los Angeles, CA
34.052234°N, 118.243685°W |
| Tail number | N305UA |
|---|---|
| Accident date | 21 Aug 1990 |
| Aircraft type | Boeing 737-322 |
| Additional details: | None |
IMPROPER MAINTENANCE SERVICE BY A COMPANY EMPLOYEE WHO ALLOWED A FOREIGN OBJECT (FLASHLIGHT) TO REMAIN IN THE LANDING GEAR EXTEND/RETRACT LINKAGE DURING A NIGHT SERVICING BEFORE THE FLIGHT.