Service difficulty report · Track · Boeing 7377H4

Difficulty date
September 1, 2022
Submitted
October 6, 2022
Operation
Air carrier
Aircraft
N952WN
Make and model
Boeing 7377H4
Aircraft serial
36667
Aircraft time
39,061 hours, 23,816 cycles
Part
Track
Part number
146A7500
Condition
Cracked
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

CRACKED TRACK AT AFT CARGO BAY BS767 RBL13. / FOUND TO BE OUT OF LIMITS I.A.W SRM 53-00-53-1A-2 FOR ALLOWABLE DAMAGE AND SRM 53-60-53-0L-2 FOR IDENTIFICATION; IT WILL BE REPAIRABLE BY REPLACEMENT I.A.W SRM 51-10-02-0G PAR 9C .;[02] REMOVED TRACK AT AFT CARGO BAY BS767 RBL13 P/N 146A7501-32 I.A.W SRM 51-40-02-0G-0.;[03] VERIFIED CORRECTIVE ACTION 1 AND 2; VERIFIED MEASUREMENT TABLE;[04] LOCATED AND DRILLED NEW TRACK AT AFT CARGO BAY BS767 RBL13 P/N 146A7501-32 I.A.W SRM 51-40-05-0G-0 AND DWG 146A7501 AND OK TO INSTALL .;[05] FABRICATED; DRILLED AND APPLIED CHEMICAL CONVERSION COATING ON NEW SPLICE REPAIR P/N BAC1509-100688 OF THE NEW TRACK AT AFT CARGO BAY BS767 RBL13 I.A.W SRM 53-00-53-2R-3 OK TO PRIME.;[06] VERIFIED CORRECTIVE ACTION 4 AND 5 <BR>OK TO PRIME GIVEN<BR>OK TO INSTALL GIVEN;[07] APPLIED TWO LAYERS OF BMS 10-11; TYPE I PRIMER TO THE SPLICE REPAIR I.A.W SRM 53-00-53-2R-3 .;[08] OK TO INSTALL REPAIR SPLICE AT RBL 13 CARGO TRUCK BETWEEN BS 747 AND BS 767;[09] OK TO INSTALL REPAIR SPLICE AT RBL 13 CARGO TRUCK BETWEEN BS 747 AND BS 767;[10] INSTALLED NEW ACB TRACK BS 727 TO BS 887 RBL13 ; AND INSTALLED REPAIR SPLICE BETWEEN BS 747 AND BS 767 IAW SRM 51-40-02 ; SRM 53-00-53-2R-3 REPAIR 3 ; DWG # 146A7501 ; AND DWG # 146A7500;

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