Service difficulty report · Support · Boeing 7377H4

Difficulty date
April 7, 2022
Submitted
May 2, 2022
Operation
Air carrier
Aircraft
N7889A
Make and model
Boeing 7377H4
Aircraft serial
34023
Aircraft time
39,566 hours, 23,543 cycles
Part
Support
Condition
Corroded
Location
Aft Cargo Bay
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 SUPPORT ZEE LOCATED BETWEEN BS727B TO BS767 RBL21 AND WL156 AFT CARGO COMPARTMENT 2022-194851 / [01] TOO USED CALIPER P/N: 500-196-30 S/N: A21029144 DUE DATE: 07-OCT-22;[02] FABRICATED SUPPORT ZEE LOCATED BETWEEN BS727B TO BS767 RBL21 AND WL156 AFT CARGO COMPARTMENT IAW B737-700 SRM-51-40-05 AND DWG-146A7502 SHEET 28 REVISION - MATERIAL USED BAC1496-377 P/O 2021-227548; THE PART WILL BE INSTALLED IAW TASK 5360-3-16462-NG STEP 33. SEE INDIVIDUAL SIGN-OFF BELOW;[03] CORRECTED STEP 2 <BR>REPLACED SUPPORT ZEE LOCATED BETWEEN BS727B TO BS767 RBL21 AND WL156 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 ITEM 9 AND SRM 51-40-02 AND DWG 146A7500 SHEET- 1 REV- B.;[04] CORRECTED STEP 3 <BR>REPLACED SUPPORT ZEE LOCATED BETWEEN BS727B TO BS767 RBL21 AND WL156 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 ITEM 9 AND SRM 51-40-02 AND DWG 146A7500 SHEET- 1 REV- B. SEE INDIVIDUAL SIGN OFF BELOW;[05] TASK CARD COMPLETE AND CERTIFIED AS RII.<BR><BR><BR>SEE INDIVIDUAL SIGNOFFS BELOW.

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