Service difficulty report · Support · Boeing 7377H4

Difficulty date
July 18, 2020
Submitted
August 10, 2020
Operation
Air carrier
Aircraft
N495WN
Make and model
Boeing 7377H4
Aircraft serial
33869
Aircraft time
54,161 hours, 31,953 cycles
Part
Support
Part number
146A7502
Condition
Corroded
Location
Bs 727-767
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 AFT CARGO SIDEPLATE SUPPORT Z FROM BS 727 TO 767, RBL 21 HAS CORROSION. REMOVED AND REPLACE SIDEPLATE SUPPORT '2' AT AFT CARGO RBL STA 727 TO STA 767 AS PER B737-700 SRM 51-40-02-0G-0 AND DWG # 146A7502. AFTER EVALUATION AFT CARGO SIDEPLATE SUPPORT 'Z' RBL STA 727 TO STA 767 ORIGINAL MAT .040'; MATERIAL LOSS .010'; O STA REMAINING MAT .030' FOUND OUT OF LIMITS AS PER B737-700 SRM 53-00-53-1A-2OUT OF LIMITS AS PER TR 31996

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