Service difficulty report · Bulkhead Web · Boeing 737890

Difficulty date
January 25, 2019
Submitted
April 1, 2019
Operation
Air carrier
Aircraft
N581AS
Make and model
Boeing 737890
Aircraft serial
35188
Aircraft time
44,894 hours, 13,424 cycles
Part
Bulkhead Web
Part number
111A11111
Condition
Cracked
Location
Bs 663
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

R/H W/W FWD BULKHEAD PRESSURE DECK APPROX STA 663.75 WL 205 RBL 41 APPEARS TO BE CRACKED IN ALUMINUM WEB. GROUNDED - YES. (RESOLVED ON W/O: 419902 TASKCARD: N/R-00059 ) REMOVED TEMP REPAIR ON THE WING CENTER SECTION REAR SPAR VERTICAL PRESSURE DECK WEB IAW B737-800 SRM 51-40-02-0G-0. CUT AND REMOVED DAMAGED PRESSURE DECK WEB, ACCOMPLISHED DVI OF REPAIR AREA, FABRICATED REPAIR PARTS AND INSTALLED REPAIR AT BS 663 RBL 24-RBL 48 IAW B737-800 SRM 57-10-10-2R-3 REPAIR 3 ALTERNATIVE 2. THIS IS A CATEGORY "B" REPAIR WITH AN INSPECTION THRESHOLD OF 56,000 FLIGHT CYCLES AFTER REPAIR INSTALLATION PER TABLE 204 OF B737-800 SRM 57-10-10-2R-3. CONTACTED SEAMC, NOTIFIED FELIX AT 1255 EST ON 03/128/2019 AND CLEARED PLT DEFERRAL.