Service difficulty report · Doubler · Doug MD11F

Difficulty date
October 10, 2025
Submitted
October 10, 2025
Operation
Air carrier
Aircraft
N574FE
Make and model
Doug MD11F
Aircraft serial
48499
Aircraft time
101,045 hours, 24,018 cycles
Part
Doubler
Part number
NCA62443
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
V
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

LEFT HAND AIR-CONDITION COMPARTMENT AFT BULKHEAD APPROXIMATE STATION 595 LONGERON 46LEFT X= 42, DOUBLER FOUND CRACKED. CRACKED DOUBLER AT LEFT HAND AIR-CONDITION COMPARTMENT AFT BULKHEAD APPROXIMATE STATION 595 LONGERON 46LEFT X= 42 AREA REPAIRED AS PER EA# 1-5310-T0385104 P1 TITLE: FUSELAGE - MAINFRAME - STA 595 AFT PRESSURE BULKHEAD - CRACK FOUND ON NCA6244-3 DOUBLER LAYER AT X = 42, ADJACENT TO SIDE LOAD FITTING AND EA# 1-0700-T0385102 PART 1 AND PART 2 TITLE: JACKING - JACKING AND SHORING - STA 595 AFT PRESSURE BULKHEAD WEB CRACK REPAIR - JACK AND SHORE REQUIREMENTS. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

More about the Doug MD-11F