- Date
- December 15, 1977
- Place
- San Jose, CA · SAN JOSE, CA
- Injuries
- 1 minor, 2 uninjured
- Damage
- Substantial damage
- Phase of flight
- Takeoff
- Aircraft
- N90226Bell 206B
- Status
- Completed · report March 29, 1978
- Report
- Brief approved by the director
- FAA report
- 19771215039149A
- Case key
- 143977
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
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 ---------------------------------------------------------------------------------------------------------------------------- 3-4143 77/12/15 SAN JOSE,CA BELL 206B CR- 0 0 2 INSTRUCTIONAL ATP,FLIGHT INSTR., AGE TIME - 1610 N90226 PX- 0 0 1 DUAL 27, 3725 TOTAL HOURS, 170 DAMAGE-SUBSTANTIAL OT- 0 0 0 IN TYPE, INSTRUMENT RATED. NAME OF AIRPORT - SAN JOSE MUNI DEPARTURE POINT INTENDED DESTINATION SAN JOSE,CA LOCAL TYPE OF ACCIDENT PHASE OF OPERATION ROLL OVER TAKEOFF: VERTICAL PROBABLE CAUSE(S) PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL) ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: OTHER MISCELLANEOUS ACTS,CONDITIONS - MISSING REMARKS- LEFT HAND TRANSMISSION SPINDLE SECURING NUT AND WASHER MISSING,NO COTTER PIN FOUND.
Aircraft
- Registration
- N90226
- Reported as
- Bell 206B
- Category
- Helicopter
- Engine
- turbo shaft
- Damage
- Substantial damage
- Airport
- San Jose Muni
Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.
FAA reports on this event · 1
The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.