Service difficulty report · Sidewall Support · Boeing 7377H4

Difficulty date
June 21, 2022
Submitted
July 27, 2022
Operation
Air carrier
Aircraft
N486WN
Make and model
Boeing 7377H4
Aircraft serial
33852
Aircraft time
59,624 hours, 35,506 cycles
Part
Sidewall Support
Part number
143A750180
Condition
Corroded
Location
Fwd 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 ON FWD CARGO BAY FLOOR TO SIDEWALL SUPPORT AT LBL 24 BS 440+10; BS 460+6; BS 460+10; BS 480+6. / [01] ALL MAINTENANCE ACTION ARE COMPLETED WITH CUSTOMER CARD#TTG8QOOD4TAW.REQUIRE FINAL BUY OFF.;[02] VERIFIED MEASUREMENT TABLE; CORRECTIVE ACTION 1. VERIFIED THAT PART REPLACEMENT ON FAULT # TTG8QOOD4TAW.

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