Service difficulty report · Floor Support · Boeing 75733N

Difficulty date
March 21, 2021
Submitted
March 22, 2021
Operation
Air carrier
Aircraft
N77867
Make and model
Boeing 75733N
Aircraft serial
32592
Aircraft time
59,503 hours, 17,360 cycles
Part
Floor Support
Part number
141N516151
Condition
Corroded
Location
Bs 365-377
Stage of operation
IN
How discovered
9
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

B757-53-3-0553 FLOOR SUPPORT BETWEEN BS365 AND BS377 RBL 61 HAS CORROSION REF HAECO GSO NR 9281272 REMOVED CORROSION FROM FITTING IAW B757-300 SRM 51-10-02. ORIGIN AL THICKNESS .100", REMOVED .022", LEAVING A REMAINING THICKNESS OF .078". FOUND TO BE OUT OF LIMITS IAW B757-300 SRM 53-00-51. REMOVED AND REPLACED FITTING IAW BOEING DWG 141N5161 REV B AND B 757-300 SRM 51-40-02 REF HAECO GSO NR 9281272 HAECO GSO MECH V932840 INSP QC418 V901877

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