Service difficulty report · Support · Boeing 7377H4

Difficulty date
May 24, 2021
Submitted
June 28, 2021
Operation
Air carrier
Aircraft
N207WN
Make and model
Boeing 7377H4
Aircraft serial
34012
Aircraft time
52,378 hours, 31,227 cycles
Part
Support
Condition
Corroded
Location
Bs 500a Rbl 22
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 FLOOR TO SIDEWALL SUPPORT AT FWD CARGO BAY BS500A+10 RBL22 WL157. ; / [01] VERIFIED APPLICABILITY FOR IDENTIFICATION SRM 53-30-53-01-2 AND ALLOWED DAMAGED SRM 53-00-53-1A-2; REMOVED CORROSION ON FLOOR TO SIDEWALL SUPPORT AT FWD CARGO BAY BS 500A+10 RBL22 WL157 DIMENSIONS .7' X .4'X .011 FOUND OUT LIMITS PER SRM 53-00-53-1A-2 STEP 4.A(2)FIGURE 103; [02] ADD CALIBRATED TOOL ID:2473 S/N: NSN DUE:12/2021; [03] VERIFIED APPLICABILITY AND DAMAGE OUT OF LIMITS STATEMENT; [04] REMOVED FLOOR TO SIDEWALL SUPPORT AT FCB BS500A TO BS 500D RBL 22 WL 157; IAW SRM 51-40-02-OG-0; [05] LOCATED AND DRILLED NEW FLOOR TO SIDEWALL SUPPORT AT FWD CARGO BAY BS500A TO BS500D RBL 22 WL 157;ITEM:143A7501U186;LOT #1460088-1; IAW SRM 51-40-05-OG-0

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