Service difficulty report · Trunnion · Boeing 747*

Difficulty date
February 18, 2000
Submitted
May 2, 2000
Operation
Air carrier
Make and model
Boeing 747*
Part
Trunnion
Part number
332771
Condition
Cracked
Location
Mlg
Component
Inbd Flt Spoiler Act · Moog
Component part number
2930010
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

THE BARREL ASSY WAS FOUND CRACKED AT THE BASE OF THE TRUNNION. POSSIBLE CAUSE: FATIGUE AND STRESS ON THE TRUNNION. (X)