Service difficulty report · Transition Panel · Boeing 737890

Difficulty date
May 3, 2022
Submitted
May 16, 2022
Operation
Air carrier
Aircraft
N559AS
Make and model
Boeing 737890
Aircraft serial
35178
Aircraft time
55,677 hours, 16,326 cycles
Part
Transition Panel
Part number
146A7502
Part serial
NA
Condition
Corroded
Stage of operation
IN
How discovered
V
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

AFT PIT R/H TRANSITION PANEL STA 727B+10 - STA 727F+10 HAS CORROSION DOT N269. GROUNDED - YES. EVALUATED AFT PIT R/H TRANSITION PANEL STA 727B+10 - STA 727F+10,ORIGINAL THICKNESS .040" PER BAC DWG 1496-377, MAT' REMOVED .019", MAT' REMAINING .021" OUT OF LIMITS PER B737-800 SRM 53-00-53-1A-2 FIG D.REPAIRED RH TRANSITION PANEL STA 727B+10 TO STA 727F+10 USING BAC1496-377 7075 T62.040." ALL WORK ACCOMPLISHED IAW B737-800 SRM 53-00-53-2R-5 REPAIR 5. MAT PO:1014531.1 CALIBRATED TOOLING : T8224C CAL DUE 02/MAR/2023 DOT REMOVED.