- Date
- June 3, 1971
- Place
- Washington, DC · WASHINGTON, DC
- Injuries
- 45 uninjured
- Damage
- Minor damage
- Phase of flight
- Enroute
- Aircraft
- N224PNihon YS-11A
- Status
- Completed · report July 28, 1972
- Report
- Brief approved by the director
- Case key
- 162242
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the incident.
On this page
NTSB brief
NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.
---------------------------------------------------------------------------------------------------------------------------- FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA F S M/N PURPOSE ---------------------------------------------------------------------------------------------------------------------------- 4-0036 71/6/3 NR.WASHINGTON,DC NIHON YS-11A CR- 0 0 4 SCHED DOM PASSG SRV AIRLINE TRANSPORT, AGE TIME - 1816 N224P PX- 0 0 41 37, 11503 TOTAL HOURS, DAMAGE-MINOR OT- 0 0 0 1122 IN TYPE, INSTRUMENT RATED. CLASSIFIED AS INCIDENT OPERATOR - PIEDMONT AVIATION,INC. DEPARTURE POINT INTENDED DESTINATION WASHINGTON,DC WINSTON-SALEM,NC TYPE OF ACCIDENT PHASE OF OPERATION ENGINE FAILURE OR MALFUNCTION IN FLIGHT: NORMAL CRUISE FIRE OR EXPLOSION: IN FLIGHT IN FLIGHT: NORMAL CRUISE PROBABLE CAUSE(S) POWERPLANT - COMPRESSOR ASSEMBLY: IMPELLER MISCELLANEOUS ACTS,CONDITIONS - CHAFED MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT. REMARKS- BOLT FROM INLET GUIDE VANE,NR 1 ENG,LOOSE.CAUSED MILLING THRU BACKING PLATE.IMPELLER FAILED.
Aircraft
- Registration
- N224P
- Reported as
- Nihon YS-11A
- Category
- Airplane
- Engine
- turbo prop
- Damage
- Minor damage