Service difficulty report · Flange · Boeing 737890

Difficulty date
January 29, 2015
Submitted
February 2, 2015
Operation
Air carrier
Aircraft
N531AS
Make and model
Boeing 737890
Aircraft serial
35199
Aircraft time
18,532 hours, 5,644 cycles
Engine
Cfmint CFM567B27
Part
Flange
Part number
3400359080
Condition
Cracked
Location
Nr 2 Engine
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

NR 2 ENGINE REAR FLANGE ASSY CRACKED AT 1 FASTENER LOCATION. ACFT GROUNDED. INSPECTED IAW AMM 72-56-00-211-803-F00 IAW STEP D 1, B 1, NO CRACKS ALLOWED. REMOVED FWD AND AFT PLUG TO REPLACE NR 2 ENG REAR FLANGE ASSY. INSTALLED FWD AND AFT PLUG. IAW MM 72-56-00-400-801-F00.