Service difficulty report · Web · Boeing 7377CT

Difficulty date
January 13, 2021
Submitted
February 18, 2021
Operation
Air carrier
Aircraft
N566WN
Make and model
Boeing 7377CT
Aircraft serial
32753
Aircraft time
61,404 hours, 31,141 cycles
Part
Web
Condition
Cracked
Location
Zone 200
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

CRACK INDICATION FOUND ON PRESSURE WEB LOCATED AT LEVEL BS 675 AND RBL 41; IN CENTER PASSENGER CABIN CRACK LENGTH IS 0.500 IN. REPAIRED PRESSURE DECK WEB LOCATED BETWEEN BS 663 TO BS 675 AND RBL 30 TO RBL 60 IN CENTER PASSENGER CABIN DUE CRACK L=0.500' NO ALLOWABLE DAMAGE; MADE REPAIR PARTS BY TABLE 201; (1) DOUBLER MATERIAL USED 2024-T3 0.080'; (2) STIFFENER MATERIAL 7075- T6511 EXTRUSION AND (3) WEB MATERIAL 2024-T3 0.063' IAW B737-700 SRM 53-40-51-2R-2 REPAIR 2.

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