SDR SWAA2020052643113

Service difficulty report · Cargo Track · Boeing 7377H4

Difficulty date: April 16, 2020
Submitted: May 26, 2020
Operation: Air carrier
Aircraft: N922WN
Make and model: Boeing 7377H4
Aircraft serial: 32461
Aircraft time: 41,140 hours, 24,679 cycles
System (JASC): 5347 · Fuselage, Seat/Cargo Attach Fittings
Part: Cargo Track
Condition: Corroded
Location: Cargo Bay
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 CARGO COMPARTMENT, STA 927+18, RBL13, WL 177 TRACK HAS CORROSION AROUND FASTENER HOLE. REMOVED CORROSION AT AFT CARGO STA 927+18, RBL13, WL177 TRACK IAW SRM 51-10-02-0G-0. VERIFIED MATERIAL LOSS ORIGINAL .070 REMOVED, .015 REMAIN, .055 ALLOWABLE, 10% MAX FOUND OUT OF LIMITS IAW SRM 53-00-53-1A-2. REMOVED CARGO TRACK FROM STA 887 .947 IAW SRM 51-40-02-0G-0. DRILLED NEW TRACK IAW SRM 51-40-05-0G-0 AND DWG 147A7500. INSTALLED NEW TRACK IAW SRM 51-40-02-0G-0 AND DWG 51-40-02-0G-0 P/N 147A7501-14.

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