Service difficulty report · Skin · Boeing 7378H4

Difficulty date
April 2, 2023
Submitted
April 20, 2023
Operation
Air carrier
Aircraft
N8533S
Make and model
Boeing 7378H4
Aircraft serial
63577
Aircraft time
19,188 hours, 9,433 cycles
Part
Skin
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

REFERENCE FAULT TTG8Q00JXCVW; ON THE #2 LIP SKIN; THE FASTENER HOLE LOCATED AT THE 6 O'CLOCK POSITION HAS A CRACK INDICATION DURING HFEC HOLE PROBE INSPECTION.<[01] REAMED HOLE TO SECOND OVERSIZE (.199) PER SRM 54-10-01-1A-2;[02] C/W HOLE PROBE INSP. PER NDT MANUAL PART 6 51-00-00 PROCEDURE 16 AND PART 6 51-30-00 PROCEDURE 3. NO DEFECTS NOTED.;[03] #2 ENGINE INLET IS BEING REPLACED ON FAULT # TTG8Q00JXCVW LINE 1886;[04] C/W INSPECTION.

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