Service difficulty report · Doubler · Boeing 737990ER

Difficulty date
April 19, 2022
Submitted
April 21, 2022
Operation
Air carrier
Aircraft
N472AS
Make and model
Boeing 737990ER
Aircraft serial
60580
Aircraft time
26,159 hours, 8,125 cycles
Part
Doubler
Part number
141A3722
Condition
Cracked
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

EXTERNAL POWER DOOR, LOWER CUT-OUT HAS CRACK AT FASTENER. GROUNDED - YES. TRIMMED OUT DAMAGE AREA OF ELECTRICAL GROUND POWER RECEPTACLE SURROUND DOUBLER REF B737-900 SRM 53-10-15. ACCOMPLISHED HFEC IN AREA OF TRIMMED OUT DAMAGE IAW BOEING NDT MANUAL PART 6, 51-00-00 PROC #23. NO DISCREPANCIES NOTED. FABRICATED FILLER 2024T3 PO: #1054620 BATCH:# 2746728, FABRICATED DOUBLER 2024T3 PO: #1116943 BATCH :# 29592118 REF SRM 53-10-15. INSTALLED FILLER AND DOUBLER REPAIR PARTS. APPLIED PRIMER TO SURFACES. REF SRM 53-10-15-2R-4.