Service difficulty report · Stringer · Doug MD11F

Difficulty date
June 7, 2023
Submitted
July 7, 2023
Operation
Air carrier
Aircraft
N273UP
Make and model
Doug MD11F
Aircraft serial
48574
Aircraft time
73,940 hours, 15,931 cycles
Part
Stringer
Part number
APB74761
Condition
Cracked
Location
Zone 100
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

INSPECTION TYPE:3CUPPER CENTER AUXILIARY TANK HAS A CRACK BETWEEN STA XCW=81 AND XCW=17 ON LOWER STRINGER 49.REPAIRED CRACKED LOWER STRINGER 49 AT THE UPPER CENTER AUXILIARY TANK BETWEEN STA XCW=81 AND XCW=17 IAW 57-10-03 REPAIR 1 FIG 201. (MAJOR)

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