Service difficulty report · None · Boeing 7377CT

Difficulty date
September 24, 2021
Submitted
October 28, 2021
Operation
Air carrier
Aircraft
N7831B
Make and model
Boeing 7377CT
Aircraft serial
32752
Aircraft time
58,334 hours, 29,483 cycles
Part
None
Condition
Cracked
Location
Fuselage
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

PASSENGER CABIN FWD WET AREA FLOOR STRUCTURE AT LBL-55 BETWEEN STA#294 AND STA#312; HAS A CRACK. DOT#208-09 ; / [16] PERFORMED DVI OF ADJACENT STRUCTURE IN THE REPAIR AREA. NO DEFECTS NOTED.; [17] TREATED AND PRIMED REPAIR PARTS AND AREA AS PER NB737-7 AMM51-21-72.; [18] VERIFIED STEP # 17 TREATED AND PRIMED REPAIR PARTS.; [19] OK TO INSTALL REPAIR ANGLES; [20] ACOMPLISHED REPAIR AT LOWER MAIN SILL INNER CHORD LBL 55 AND BETWEEN STA 294-312 AS PER B737-7 SRM51-10-15-2R-8 REPAIR 8; [21] ACOMPLISHED STEP #20.; [22] VERIFIED STEP 20

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