# NTSB Accident LAX91LA121
> **NORTH AMERICAN T-28B** · 1991-02-25 · MESA, AZ, USA · SERS
## Event
- **NTSB number:** LAX91LA121
- **Event ID:** 20001212X16482
- **Type:** Accident
- **Date:** 1991-02-25
- **Location:** MESA, AZ, USA
- **Coordinates:** 33.44083, -111.850585
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** NORTH AMERICAN
- **Model:** T-28B
- **Registration:** N138WW
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

1) THE FAILURE OF THE AIRPLANE'S ENGINE UPPER CRANKCASE OIL BREATHER LINE; 2) TOTAL LOSS OF ENGINE POWER CAUSED BY A LACK OF LUBRICATING OIL.   A FACTOR IN THIS ACCIDENT WAS THE PILOT INADVERTANTLY STALLING THE AIRCRAFT TO AVOID A COLLISION WITH A WIRE.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX91LA121) · AI Analytics · CC0 1.0*