SDR SWAA2022032172349

Service difficulty report · Track · Boeing 737*

Difficulty date: February 14, 2022
Submitted: March 22, 2022
Operation: Air carrier
Aircraft: N460WN
Make and model: Boeing 737*
Aircraft serial: 32464
Aircraft time: 58,773 hours, 34,967 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Track
Condition: Corroded
Location: Aft Cargo
Stage of operation: UK
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

AFT CARGO COMPARTMENT FLOOR SUPPORT RAIL FROM STA 747 TO 767 LBL 17.24' HAS CORROSION AROUND FASTENERS HOLES (107-026) / [01] FOUND DEEP CORROSION AROUND FASTENERS HOLES ON FLOOR TRACK FROM STA. 747 TO STA 767; OUT OF LIMITS PER REF 737 SRM 53-00-53-1A-2 NO CORROSION ALLOW; AROUND FASTENER HOLE;[02] VERIFIED STEP 1.; AND INSTALLED NEW SUPPORT TRACK FROM STA. 727 TO STA 867; PER REF 737 SRM 51-40-02-0G-0 AND DRAWING 146A7501;[17] VERIFIED STEP 16.