Service difficulty report · Web · Boeing 73779P

Difficulty date
February 16, 2021
Submitted
March 8, 2021
Operation
Air carrier
Aircraft
N7857B
Make and model
Boeing 73779P
Aircraft serial
29358
Aircraft time
47,393 hours, 32,204 cycles
Part
Web
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

CRACK INDICATION FOUND ON PRESSURE DECK WEB AT BS 663 AND RBL 41 IN CENTER PAX CABIN LENGTH OF CRACK IS 0.400 IN / EVALUATED CRACK ON PRESSURE DECK WEB AT BS 663 AND RBL 41 IN CENTER PAX CABIN AND REPAIRED I.A.W B737-700 SRM 53-40-51-2R-2 REPAIR 2 FIG.202 DUE TO NO FOUND ALLOWABLE DAMAGE FOR CRACK ON SRM MODE REPAIR PARTS FROM MATERIAL ALUMINUM SHEET 0.080' 2024T3' P.O 2020-213281 ALUMINUM SHEET 0.063' 2024 T3 P.O 2020-221732 AND EXTRUSION BAC1505-100052 P.O 2020-163319.

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