Service difficulty report · Angle · Boeing 7377H4

Difficulty date
June 2, 2022
Submitted
July 13, 2022
Operation
Air carrier
Aircraft
N949WN
Make and model
Boeing 7377H4
Aircraft serial
36663
Aircraft time
38,976 hours, 23,480 cycles
Part
Angle
Condition
Cracked
Location
Fuselage
Stage of operation
IN
How discovered
9
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

FWD CABIN ABOVE L-1 DOOR FUS. CUTOUT FWD FRAME FLANGE CRACKED @ CUTOUT STA 312 MKD DOT / [01] REMOVED FASTENERS AS REQUIRED FOR FREME REPAIR REF USED B737-7 SRM 53-10-07-2R-1 STEP 4.B;[06] FABRICATED ANGLE FRAME REPAIR MATERIAL USED 7075-0 0.063' PO#1416601 LOT#165769B1 ISSUE TAG#A65731 REF USED B737-7 SRM 53-10-07-2R-1 STEP 4.G TABLE 201FIG 203 DETAIL(A);[07] LOCATED AND DRILLED ANGLE REPAIR REF USED B737-7 SRM 53-10-07-2R-1 STEP 4.I;15] INSTALLED NEW ANGLE REPAIR AT FWD CABIN ABOVE L-1 DOOR FUS. CUTOUT FWD FRAME FLANGE CUTOUT STA 312 IN REF B737-700 SRM 51-40-02-0G-0;[18] REMOVED FASTENERS AS REQUIRED FOR FREME REPAIR REF USED B737-7 SRM 53-10-07-2R-1 STEP 4.B;TRIMED OUT DAMAGE AREA AT FWD CABIN ABOVE L-1 DOOR FWD FRAME STA 312 REF USED B737-7 SRM 53-10-07-2R-1 STEP 4.C;FABRICATED ANGLE FRAME REPAIR MATERIAL USED 7075-0 0.063' PO#1416601 LOT#165769B1 ISSUE TAG#A65731 REF USED B737-7 SRM 53-10-07-2R-1 STEP 4.G TABLE 201FIG 203 DETAIL(A);HEAT-TREATED ANGLE FRAME REPAIR MATERIAL USED 7075-0 0.063' TO 7075-T62 MATERIAL USED PO#1416601 LOT#165769B1 ISSUE TAG#A65731 IN REF B737-700 BAC 5602INSTALLED NEW ANGLE REPAIR AT FWD CABIN ABOVE L-1 DOOR FUS. CUTOUT FWD FRAME FLANGE CUTOUT STA 312 IN REF B737-700 SRM 51-40-02-0G-0;

More about the Boeing 737-7H4