SDR DALA2023042103146

Service difficulty report · Unknown · Boeing 7379

Difficulty date: April 19, 2023
Submitted: April 22, 2023
Operation: Air carrier
Aircraft: N939DZ
Make and model: Boeing 7379
Aircraft serial: 38720
Aircraft time: 27,661 hours, 14,366 cycles
System (JASC): 5321 · Fuselage Floor Panel
Part: Unknown
Condition: Unknown
Location: Unknown
Stage of operation: IN
How discovered: O
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

AIRCRAFT 3939, PASSENGER COMPARTMENT, FLOOR BEAM AT WL 208, BS 947, RBL 10 HAS CORROSION. CORRECTIVE ACTION: REPAIRED PASSENGER COMPARTMENT, FLOOR BEAM AT BS 947 RBL 10, WL 208 PER B737 S.R.M 53-00-51-2R-1. CORROSION FOUND ON UPPER CHORD, FLOOR BEAM @ STA 947.5, RBL 10, WL 208 IN AREA OF 1.0" L X 1.0" W X .052"D. FOUND OUT OF LIMITS PER SRM 53-70-51-1A-1, FIG 103, DET. C. (LP 2727215)

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