Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
October 17, 2022
Submitted
November 15, 2022
Operation
Air carrier
Aircraft
N207WN
Make and model
Boeing 7377H4
Aircraft serial
34012
Aircraft time
56,256 hours, 33,707 cycles
Part
Floorbeam
Condition
Corroded
Location
Bs 986 Lbl 45
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

CORROSION. AFT CABIN WET AREA FLOOR BEAM UPPER CAP STA 986.5 LBL 45 MKD DOT / [01] REMOVED CORROSION AT AFT CABIN WET AREA FLOOR BEAM UPPER CAP STA 986.5; LBL 45 AS PER REF SRM 51-10-02-0G-0;[02] VERIFIED STEP 1.;[03] PERFORMED UT THICKNESS INSP. ON REWORKED AREA @ AFT CABIN WET AREA FLOOR BEAM UPPER CAP STA 986.5 LBL 45 IAW B737 NDT PART 4 51-00-00 PROC. 3. MIN THICKNESS .109'; EQUIP: OLYMPUS 27MG CAL DUE: 4/23 B/C 172139;[04] JOB WILL BE ACCOMPLISHED IN THE ITEM TTG8Q00FKE2K. PER REF EA M-21-153---612;[05] VERIFIED STEP 4.;[06] CORRECTION STEP 4. JOB WILL BE ACCOMPLISHED IN THE ITEM TTG8Q00FKE2K. PER REF EA M-21-153-00612

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