Service difficulty report · Frame · Boeing 7377BD

Difficulty date
December 2, 2023
Submitted
January 3, 2024
Operation
Air carrier
Aircraft
N7730A
Make and model
Boeing 7377BD
Aircraft serial
33926
Aircraft time
56,881 hours, 31,308 cycles
Part
Frame
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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

CRACKED UPPER FRAME AT FWD ENTRY DOORWAY; BS 312; WL 282; IB RADIUS; MARKED.<[01] NDT HFEC SURFACE INSPECTED AREA IAW 737 NDTM PART 6 51-00-00 PROC 23. CRACK NOTED; .5' LONG; MARKED DIRECTION AND END OF CRACK.<BR>EQUIP USED: NORTEC 600 IS0000680 DUE 05/24;[02] DAMAGE WAS REPAIRED PER CUSTOMER CARD NR M-22-153-01244;[03] VERIFIED COMPLETION OF CORRECTIVE ACTIONS 2 AND MEASUREMENT TABLE.

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