Service difficulty report · Floorbeam · Boeing 7378H4

Difficulty date
January 9, 2023
Submitted
January 27, 2023
Operation
Air carrier
Aircraft
N8661A
Make and model
Boeing 7378H4
Aircraft serial
36906
Aircraft time
27,108 hours, 12,687 cycles
Part
Floorbeam
Condition
Corroded
Location
Bs 947
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

AFT CABIN FLOORBEAM AT STA 947.5 LBL 24.75 NEXT TO I/B HARDPOINT FITTING HAS CORROSION ON UPPER SURFACE.<[01] REMOVED CORROSION AT AFT CABIN FLOORBEAM AT STA 947.5 LBL 24.75 NEXT TO I/B HARDPOINT FITTING PER SRM 51-10-02-0G-0.;[02] PERFORMED UT THICKNESS INSP. ON REWORLED AREA @ AFT CABIN FLOOR BEAM @ STA 947.5 LBL 24.75 NEXT TO I/B HARDPOINT FITTING ON UPPER SURFACE IAW B737 NDT PART 4 51-00-00 PROC. 3. MIN THICKNESS .116'; EQUIP: OLYMPUS 27MG CAL DUE: 4/23 B/C 172139;[03] TYPO CORRECTION: REWORKEDFABRICATED ANGLES REPAIR (2 EACH) MATERIAL USED BAC1490-2885 7075T6 REF B737-800 SRM 53-70-01-2R-5 REPAIR 5

More about the Boeing 737-8H4