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SDR ASAA2012061692425

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Service difficulty report · Floor Support · Boeing 737990

FAA SDR system

Difficulty date
June 1, 2012
Submitted
June 28, 2012
Operation
Air carrier
Aircraft
N307AS
Make and model
Boeing 737990
Aircraft serial
30015
Aircraft time
40,634 hours, 15,814 cycles
Engine
Cfmint CFM567B26US
System (JASC)
5320 · Fuselage Miscellaneous Structure
Part
Floor Support
Part number
147A5660Y21
Condition
Corroded
Location
Bs 948-963
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 BELOW FLOOR INTERCOSTAL, CORROSION ON UPPER SURFACE BS 948-BS 963, LBL 49. ACFT GROUNDED. REMOVED CORROSION ON MAIN CABIN FLOOR INTERCOSTALS AT BS948, 963, LBL 28 AND AT BS 948-963, LBL 49. FOUND TO BE OUT OF LIMITS IAW SRM 53-70-15. R & R INTERCOSTALS IAW SRM 51-40-02.