Service difficulty report · Stringer · Doug MD11F

Difficulty date
February 22, 2022
Submitted
March 7, 2022
Operation
Air carrier
Aircraft
N256UP
Make and model
Doug MD11F
Aircraft serial
48405
Aircraft time
89,158 hours, 19,598 cycles
Part
Stringer
Part number
APB74761
Condition
Cracked
Location
Ctr Aux Tank
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:4CCENTER UPPER AUX TANK HAS INCOMING SPLICE REPAIRS ON STRINGER 50 WITH 2EA REPAIR ZEES AT SPLICE LOCATION XCW=17.0 AND XCW=-17.0 AND BETWEEN STA XCW=-17.0 AND XCW=-46.5 WITH CRACK DAMAGE.REMOVED,FAB,REPLACED, THE CRACK ON 2EA REPAIR ZEES SPLICE AT STA XCW=17.0 AND XCW=-17.0 AND BETWEEN STA XCW=-17.0 AND XCW=-46.5 IAW VTSAA EA 011-5710-01-A9493 REV I/R AND UPS EO MD11-5710-82994-A AND FAA FORM 8100-9 BY M. NOMURA (AR-605404) DATED 04/28/16 (MAJOR)

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