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SDR ASAA2015110913927

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Service difficulty report · Floor Support · Boeing 737890

FAA SDR system

Difficulty date
November 9, 2015
Submitted
November 24, 2015
Operation
Air carrier
Aircraft
N551AS
Make and model
Boeing 737890
Aircraft serial
34593
Aircraft time
37,329 hours, 12,084 cycles
System (JASC)
5320 · Fuselage Miscellaneous Structure
Part
Floor Support
Part number
146A750620
Condition
Corroded
Location
Bs 797-847
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

RIGHT FLOOR SUPPORT FROM BS 797-847, RBL 24 HAS CORROSION AROUND SCREW HOLES. ACFT GROUNDED. ACCOMPLISHED BLENDOUT OF CORRODED AREA AT RT FLOOR SUPPORT FROM BS 797-BS 847, RBL 24 IAW SRM 51-10-02, ORIGINAL MATERIAL .080, REMAINING MATERIAL .051", MATERIAL LOSS .029", DAMAGE WAS FOUND OUT OF LIMITS IAW SRM 53-00-53-1A-2, FIG 103, DET G, REPAIRED RT FLOOR SUPPORT FROM BS 797-847, RBL24 IAW SRM 53-00-53-2R-3, REPAIR 3 .