Service difficulty report · Pressure Deck · Boeing 7377CT

Difficulty date
March 6, 2025
Submitted
March 28, 2025
Operation
Air carrier
Aircraft
N7821L
Make and model
Boeing 7377CT
Aircraft serial
32748
Aircraft time
68,616 hours, 35,672 cycles
Part
Pressure Deck
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
E
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

CRACK INDICATION ON HORIZONTAL PRESSURE DECK WEB BTW LBL 30 TO LBL 40 STA 675 AT PASSENGER CABIN (1E/A). CRACK LENGTH APPROX. 0.375 INCH APPROXIMATELY. 2025-185995 <[01] ON STEP 4; TOOL USED: EDDY CURRENT EQUIPMENT; PN: NORTEC 600D; SN: 90023010; DUE DATE: 05-AUG-25; [02] ON STEP 6; TOOL USED: EDDY CURRENT EQUIPMENT; PN: NORTEC 600D; SN: 90023010; DUE DATE: 05-AUG-25; [03] STEP 8 TOOL USED EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N: 240497907; CAL DUE DATE: 27-AUG-25; [04] PERFORMED PERMANENT REPAIR ON HORIZONTAL PRESSURE DECK WEB LOCATED LBL 30 TO LBL 65 BETWEEN STA 663.75 TO STA 675 AT PASSENGER CABIN. IAW B737-700 SRM 53-40-51-2R-2 REPAIR 2 FIG 203; SEE INDIVIDUAL SIGN OFF BELOW; [05] JOB COMPLETED AND CERTIFIED RII.

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