Service difficulty report · Baffle · Boeing 7377H4

Difficulty date
March 26, 2023
Submitted
April 18, 2023
Operation
Air carrier
Aircraft
N281WN
Make and model
Boeing 7377H4
Aircraft serial
36528
Aircraft time
51,516 hours, 31,045 cycles
Part
Baffle
Condition
Corroded
Location
Zn 100 Fus Lower
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 FWD CARGO BAY FLOOR TO SIDEWALL SUPPORT BAFFLE AT LBL 24 BS 500C TO BS 500D WL 155.<[01] CORROSION ON FWD CARGO BAY FLOOR TO SIDEWALL SUPPORT BAFFLE LOCATED BETWEEN BS 500C-BS 500D; WL.155 LBL24 FOUND TO BE OUT OF LIMITS; PART DOES NOT HAVE ENTRIES IN SRM BY ALLOWABLE DAMAGE WILL BE REPAIR BY REPLACEMENT IAW SRM 51-10-02 PARAGRAPH 9.C.;[02] VERIFIED CORRECTIVE ACTION 1.;[03] REMOVED ON FWD CARGO BAY FLOOR TO SIDEWALL SUPPORT BAFFLE AT LBL 24 BS 500C TO BS 500D WL 155. IAW SRM 51-40-02.;[04] RECEIVED BAFFLE P/N 143A7503-5 LOT 1477867-1.<BR>LOCATED AND DRILLED BAFFLE ON FWD CARGO BAY FLOOR TO SIDEWALL SUPPORT BAFFLE AT LBL 24 BS 500C TO BS 500D WL 155. IAW SRM 51-40-05 AND DWG#143A7505 OK TO INSTALL.;[05] VERIFIED CORRECTIVE ACTION 4.;[06] INSTALLED ON FWD CARGO BAY FLOOR TO SIDEWALL SUPPORT BAFFLE AT LBL 24 BS 500C TO BS 500D WL 155. IAW SRM 51-40-02 AND DWG# 143A7505;[07] VERIFIED CORRECTIVE ACTION 6;[08] VERIFIED MEASUREMENT TABLE

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