Service difficulty report · Support · Boeing 7378H4

Difficulty date
January 17, 2025
Submitted
February 27, 2025
Operation
Air carrier
Aircraft
N8608N
Make and model
Boeing 7378H4
Aircraft serial
36638
Aircraft time
40,188 hours, 19,212 cycles
Part
Support
Condition
Corroded
Location
Zone 100
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

MAIN CABIN FWD WET AREA; FLOOR SUPPORT CORRODED BETWEEN BS 328 AND BS 344 APPROX. LBL-24. MARKED <[01]. MAIN CABIN FWD WET AREA; FLOOR SUPPORT CORRODED BETWEEN BS 328 AND BS 344 APPROX. LBL-24; EVALUATED DAMAGE AND FOUND OUT OF LIMITS IAW B737-800 SRM 53-10-51-1A-1 AND BOEING DWG 141A5770 REV:A; DAMAGE DEPTH: 0.044' ORIGINAL THICKNESS: 0.080'; REMOVED FLOOR SUPPORT IAW B737-800 SRM 51-40-02; RECEIVED NEW PART P/N: 141A5770U3 INTERCOSTAL; PO: 1112018.1 IAW B737-800 IPC 53-42-11-44; LOCATED & DRILLED IAW B737-800 SRM 51-40-05 & BAC DWG 141A5730 REV. A. AND INSTALLED IAW B737-800 SRM 51-40-02 & BAC DWG 141A5730 REV. A. [04] VERIFIED MAIN CABIN FWD WET AREA; FLOOR SUPPORT CORRODED BETWEEN BS 328 AND BS 344 APPROX. LBL-24; EVALUATED DAMAGE AND FOUND OUT OF LIMITS IAW B737-800 SRM 53-10-51-1A-1 AND BOEING DWG 141A5770 REV:A; DAMAGE DEPTH: 0.044' ORIGINAL THICKNESS: 0.080'; REMOVED FLOOR SUPPORT IAW B737-800 SRM 51-40-02; RECEIVED NEW PART P/N: 141A5770U3 INTERCOSTAL; PO: 1112018.1 IAW B737-800 IPC 53-42-11-44; LOCATED & DRILLED IAW B737-800 SRM 51-40-05 & BAC DWG 141A5730 REV. A. AND INSTALLED IAW B737-800 SRM 51-40-02 & BAC DWG 141A5730 REV. A & REV C.

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