Service difficulty report · Fitting · Boeing 7377H4

Difficulty date
March 17, 2022
Submitted
April 20, 2022
Operation
Air carrier
Aircraft
N472WN
Make and model
Boeing 7377H4
Aircraft serial
33831
Aircraft time
58,559 hours, 34,804 cycles
Part
Fitting
Condition
Corroded
Location
L1 Door
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

CORROSION ON FORWARD ENTRY DOOR GIRT BAR ATTACH POINT BRACKET AT B.S. 344; L.B.L. 56; W.L. 208.1. / [01] NO FOUND ALLOWABLE DAMAGE ON SRM 53-10-15-1A-1 FOR CORROSION ON GIRT BAR FITTING FWD ENTRY DOOR BS 344 LBL56 WL. 208.1; PART REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0 PART 9C.;[02] REMOVED GIRT BAR FITTING FWD ENTRY DOOR BS 344 LBL56 WL. 208.1 IAW SRM 51-40-02-0G-0.;[03] INSTALLED GIRT BAR FITTING FWD ENTRY DOOR BS 344 LBL56 WL. 208.1 IAW SRM 51-40-02-0G-0 AND DRAWING#141A5220.;[04] VERIFIED CORRECTIVE ACTION #3;[05] CHANGED REPAIR TYPE TO NA DUE TO REPAIRED PART BY REPLACEMENT.

More about the Boeing 737-7H4