Service difficulty report · Slat · Boeing 7377H4

Difficulty date
October 31, 2023
Submitted
December 13, 2023
Operation
Air carrier
Aircraft
N454WN
Make and model
Boeing 7377H4
Aircraft serial
29851
Aircraft time
64,962 hours, 38,713 cycles
Part
Slat
Part number
UNKNOWN
Condition
Cracked
Location
Zn 500 Left Wing
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 ON SLAT 3 LOWER SURFACE SLAT STATION 202.45 AT LT WING 2023-688752<[01] TOOL USED: EDDY CURRENT EQUIPMENT PN: NORTEC 600D SN: 190023010; DUE DATE: 24-JUL-24;[02] TOOL P/N: NORTEC 500D; S/N: N500X11290U021704; CAL DUE: 12-MAR-24.;[03] TOOL USED CALIPER P/N:500-113-10; S/N: 0033152 AND DUE DATE: 10-SEP-24;[04] EDDY CURRENT EQUIPMENT P/N: NORTEC600D; S/N: 220273012; DUE DATE: 17-DEC-23.;[05] TOOL USED P/N: 45MG; S/N: 130066701; CAL DUE: 09-JUN-24.;[06] TOOL USED ET EQUIPMENT: P/N: NORTEC 600D; S/N: 210138203; CAL DUE DATE: 09-JUN-24;[07] REPAIRED SLAT 3 LOWER SURFACE SLAT STATION 202.45 AT LT WING IAW B737-700 SRM 57-42-01-2R-8. REPAIR 8. STEP 4.F (3 THRU 7) TABLA 203 FIG 202. SHEET 3 SEE INDIVIDUAL SIGN OFF BELOW;[08] REPAIRED SLAT 3 LOWER SURFACE SLAT STATION 202.45 AT LT WING IAW B737-700 SRM 57-42-01-2R-8. REPAIR 8. STEP 4.F (3 THRU 7) TABLA 203 FIG 202. SHEET 3 SEE INDIVIDUAL SIGN OFF BELOW

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