Service difficulty report · Pressure Deck · Boeing 737990

Difficulty date
September 7, 2018
Submitted
September 24, 2018
Operation
Air carrier
Aircraft
N315AS
Make and model
Boeing 737990
Aircraft serial
30019
Aircraft time
56,321 hours, 22,319 cycles
Part
Pressure Deck
Part number
111A11111
Condition
Cracked
Location
Lt Mlg Ww
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

CRACK INDICATION MARKED IN FWD SIDE OF PSI DECK WEB, BS663 I/B LBL 40 - 41, 5" BELOW UPPER CHORD. 1.100" LONG. GROUNDED - YES. CUT AND REMOVED THE DAMAGED LEFT WING REAR SPAR VERTICAL PRESSURE DECK WEB AT BS663, LBL32-LBL48 AND ACCOMPLISHED REPAIR IAW SRM 57-10-10-2R-3 REPAIR 3 ALTERNATIVE 2. THIS REPAIR IS A CATEGORY "B" REPAIR.