Service difficulty report · Support · Boeing 7377H4

Difficulty date
June 25, 2020
Submitted
July 23, 2020
Operation
Air carrier
Aircraft
N927WN
Make and model
Boeing 7377H4
Aircraft serial
36889
Aircraft time
40,706 hours, 24,553 cycles
Part
Support
Part number
146A7500
Condition
Cracked
Location
Bs 727d-747
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

CRACK SUPPORT ZEE ON FRAME 747;727E;727D AT LEVEL S-25R AT AFT CARGO COMPARTMENT (3 EA) / REPAIRED SUPPORT ZEE LOC. BTW BS 727C TO BS 767 AT LEVEL S-25R AT AFT CARGO COMPARTMENT IAW SRM B737-700 53-00-53-2R-5 REPAIR 5 AND DRAWING 146A7500 REV.

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