Service difficulty report · Angle · Boeing 7377H4

Difficulty date
July 17, 2023
Submitted
August 17, 2023
Operation
Air carrier
Aircraft
N232WN
Make and model
Boeing 7377H4
Aircraft serial
32500
Aircraft time
57,989 hours, 34,674 cycles
Part
Angle
Part number
UNKNOWN
Condition
Cracked
Location
Zn 400 Nacelle/P
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 ANGLE LOCATED 12 INCHES OF AFT EDGE AND 17 INCHES OF LOWER EDGE AT OUTBOARD FAN COWL 2023-447695<[01] TOOL USED: ET EQUIPMENT P/N: NORTEC 500D; S/N: N500X12101V022233; DUE DATE: 30-AUG-23;[02] PERFORMED HFEC AND CONFIRMED NO CRACK ON ANGLE LOCATED 12 INCHES OF AFT EDGE AND 17 INCHES OF LOWER EDGE AT OUTBOARD FAN COWL; RESTORED PROTECTIVE FINISH IAW B737-700 SRM 51-20-01. SEE INDIVIDUAL SIGN OFF BELOW.;[03] TASK CARD COMPLETED <BR>PERFORMED HFEC AND CONFIRMED NO CRACK ON ANGLE LOCATED 12 INCHES OF AFT EDGE AND 17 INCHES OF LOWER EDGE AT OUTBOARD FAN COWL; RESTORED PROTECTIVE FINISH IAW B737-700 SRM 51-20-01. SEE INDIVIDUAL SIGN OFF BELOW.

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