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FTW83FA221

1983-05-05 · SAN ANGELO, Texas, United States · None · 1 aircraft · Status: Completed

Airport SJT

Aircraft involved

Factual narrative

THE ENG FAILED IN FLT & THE ACFT CRASHED 1 MI SHORT OF RWY 18 DURING AN EMERGENCY LANDING INTO MATHIS ARPT. THE ACFT'S FUSELAGE WAS STREAKED WITH FRESH OIL. THE RIGID OIL PRESSURE LINE, EXTENDING FROM THE ENG TO THE FIREWALL, FAILED DUE TOFATIGUE CRACKING FROM MULTIPLE ORIGINS ON OPPOSITE SIDES OF THE OUTSIDE DIAMETER OF THE LINE AT THE BEGINNING OF A HEAVILY FLARED RADIUS. THE PARTS CATALOG FOR THE BE-E33 REQUIRES A FLEXIBLE HOSE. THE ENG HAD BEEN OVERHAULED ON 7/20/82, 121 HRS PRIOR TO THE ACCIDENT. IT IS NOT KNOWN WHEN THE RIGID LINE WAS INSTALLED IN PLACE OF FLEXIBLE HOSE. AS A RESULT OF THE OIL STARVATION THE #4 CONROD FAILED. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1983_FTW83FA221.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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