Service difficulty report · Longeron Fitting · Boeing 7474R7F

Difficulty date
February 7, 2026
Submitted
March 4, 2026
Operation
Air carrier
Aircraft
N581UP
Make and model
Boeing 7474R7F
Aircraft serial
25866
Aircraft time
131,446 hours, 22,124 cycles
Part
Longeron Fitting
Part number
69B008335
Condition
Cracked
Location
Zone 200
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

CRACK - FITTING - DURING PERFORM UPS EO-28141-JIC017 FOUND LOWER LONGERON SPLICE FITTING AFT SIDE CRACK AT STA 2598 S-11L (REPLACE) RII COMPLETED STEP 19 PERFORM E.I. NO.F2026A53M-361 SEQUENCE:B PAGE 2 OF 10 STEP:12. VERIFY THE SERVICE DIFFICULTY REPORT ( SDR) HAS BEEN INITIATED.

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