Service difficulty report · Rib · Boeing 7377BD

Difficulty date
December 2, 2022
Submitted
January 10, 2023
Operation
Air carrier
Aircraft
N7742B
Make and model
Boeing 7377BD
Aircraft serial
33928
Aircraft time
51,537 hours, 27,573 cycles
Part
Rib
Condition
Cracked
Location
Vertical Stab
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

DORSAL FIN ACCESS PANEL 321A FWD RIB #8 ASSY CRACKED P/N 174A1008-2<[01] LOCATED & DRILLED NEW RIB P/N: 174A1108-2; AS PER DWG. 174A1008 & SRM 51-40-02-0G-0.(JOB ACCOMPLISHED BY: W.C.#372).;[02] LATE ENTRY: REMOVED DAMAGE RIB #8 AT DORSAL FIN PANEL 321A; AS PER SRM 51-40-02-0G-0.;[03] VERIFIED STEPS 1 AND 2. OK TO INSTALL NEW RIB.;[04] INSTALLED NEW RIB #8 P/N: 174A1008-2 AT DORSAL FIN PANEL; 321A AS PER SRM 51-40-02-0G-0 & DWG. 174A1008.;[05] VERIFIED STEP 4

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