Service difficulty report · Flange · Swrngn SA227BC

Difficulty date
May 18, 2017
Submitted
October 18, 2017
Operation
Air carrier
Aircraft
N779BC
Make and model
Swrngn SA227BC
Aircraft serial
BC779B
Aircraft time
35,849 hours, 40,655 cycles
Part
Flange
Part number
2721028
Condition
Cracked
Location
Bulkhead
Part time
35,849 hours, 40,655 cycles
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

WHILE PERFORMING INSPECTIONS REQURIED BY AD 2014-06-01, FOUND A 1.5 INCH CRACK IN THE BS 69.21 BULKHEAD FLANGE BETWEEN STRINGERS 8 AND 9. THE FLANGED WAS REPAIRED.