SDR SWAA2020032442660

Service difficulty report · Support · Boeing 7377BX

Difficulty date: February 25, 2020
Submitted: March 24, 2020
Operation: Air carrier
Aircraft: N552WN
Make and model: Boeing 7377BX
Aircraft serial: 30744
Aircraft time: 59,169 hours, 33,658 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support
Part number: 147A7501
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*** ON FLOOR TO SIDEWALL SUPPORT AT AFT CARGO BAY BS887 TO BS947 RBL21 WL172. REMOVED AND INSTALLED NEW FLOOR TO SIDEWALL SUPPORT AT AFT CARGO BAY BS 887 TO BS 947 RBL 21 WL 172 ITEM # BAC 1496-377 # 7075T62 LOT # 1419996-1 IAW SRM 53-70-53-01-2, SRRM 53-00-53-1A-2, SRM 51-10-02-0G-0, SRM 51-40-02-0G-0, SRM 51-40-05-0G-0 SRM 51-20-01-0G-0, SOPM 20-41-02, DWG # 147A7501. DWG # 147A7500

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