Service difficulty report · Baffle · Boeing 737752

Difficulty date
December 20, 2021
Submitted
January 10, 2022
Operation
Air carrier
Aircraft
N7888A
Make and model
Boeing 737752
Aircraft serial
35124
Aircraft time
47,479 hours, 24,152 cycles
Part
Baffle
Condition
Corroded
Location
Bs 747-767 Rbl22
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CORROSION R/H BAFFLE UPPER FLANGE LOWER SURFACE BS 747 - 767 RBL 22 WL 153 ; / [01] REMOVED CORROSION ON R/H BAFFLE FLANGE LOWER SURFACE B/S 747-767 RBL 22 WL 153 REWORKED AREA L=2.'; W=1.'D=0.005' ORIGINAL THICKNESS 0.032'. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-1. TOOL USED ID ATS1672 S/N65092939 DUE DATE 03/2022; [02] VERIFIED CORROSION OUT OF LIMITS PER SRM 53-00-53-1A-2; [03] REMOVED ACB; BAFFLE BS746-BS767 RBL22 WL153; IAW SRM 51-40-02-0G-0; [04] RECEIVED NEW BAFFLE ITEM 146A7505; LOT#1476102-1; LOCATED AND DRILLED NEW BAFFLE AT BS747-BS767; RBL22 WL153; IAW SRM 51-40-05-0G-0 AND DWG#146A7500; OK TO INTALL.; [05] VERIFIED CORRECTIVE ACTION 4. OKAY TO INSTALL; [06] INSTALLED NEW ACB BAFFLE AT BS747-BS767; RBL22 WL153; IAW SRM 51-40-02-0G-0 AND DWG#146A7500;; [07] UPDATED PARTS LIST; [08] VERIFIED CORRECTIVE ACTION 6