SDR SWAA2020030542184

Service difficulty report · Support · Boeing 7377BX

Difficulty date: February 27, 2020
Submitted: March 5, 2020
Operation: Air carrier
Aircraft: N554WN
Make and model: Boeing 7377BX
Aircraft serial: 30746
Aircraft time: 60,338 hours, 34,073 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support
Part number: 146A75022
Condition: Corroded
Location: Fuselage
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

***CORROSION*** AFT CARGO BAY R/H FLOOR TO SIDEWALL SUPPORT FROM STA 727 - 787, RBL 22, WL 155 REMOVED AND REPLACED AFT CARGO R/H FLOOR TO SIDEWALL SUPPORT PO# 773423 P/N 146A7502-2 IN REFERENCE WITH BDW# 146A7500 REV B AND 146A7502 REV A, ALSO SRM 51-40-02-0G-0

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