Service difficulty report · Skin · Boeing 7377H4

Difficulty date
April 16, 2024
Submitted
May 31, 2024
Operation
Air carrier
Aircraft
N470WN
Make and model
Boeing 7377H4
Aircraft serial
33860
Aircraft time
66,313 hours, 39,674 cycles
Part
Skin
Part number
UNKNOWN
Condition
Cracked
Location
Rt Nr 1 Slat
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 LOWER SKIN SLAT 1 AROUND THE FASTENERS THAT ATTACH THE ACTUATOR FITTING AT SLAT STATION 451.97 AT LT WING 2024-269876<[01] EDDY CURRENT EQUIPMENT USED P/N: NORTEC 600D; S/N: 220272512; DUE DATE: 08-JAN-25;[02] STEP 7 . ET TOOL USED PN: MIZ-21C; SN: 769680; DUE DATE: 25-JUL-24.;[03] PERFORMED PERMANTENT REPAIR ON LOWER SKIN SLAT 1 AROUND THE FASTENERS THAT ATTACH THE ACTUATOR FITTING AT SLAT STATION 451.97 AT LT WING IAW B737-700 SRM 57-42-01-2R-8 REAPIR 8; SEE INDIVIDUAL SIGN OFF BELOW.;[04] RII COMPLETED JOB

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