Service difficulty report · Slat · Boeing 7377H4

Difficulty date
October 29, 2021
Submitted
December 21, 2021
Operation
Air carrier
Aircraft
N776WN
Make and model
Boeing 7377H4
Aircraft serial
30591
Aircraft time
68,765 hours, 40,619 cycles
Part
Slat
Condition
Cracked
Location
Rh 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

RIGHT WING MOVEABLE L/E SLAT NR 5 NOSE SKIN, ACTUATOR RIB APPEAR SMALL CRACK AND FASTENERS HEADS PULLED. FABRICATED AND LOCATED NEW FASTENER HOLES AT REPAIR DOUBLER IAW SRM 57-42-01-2R-8. CUT OUT DAMAGED AREA IAW SRM 57-42-01-2R-8. PERFORMED HFEC AT CUT OUT IAW NDTM PART 6; 51-00-00 PROCEDURE 23. NO CRACKS. FABRICATED AND LOCATED NEW FASTENER HOLES AT REPAIR FILLER IAW SRM 57-42-01-2R-8. TREATED AND PRIMED REPAIR AND AREAS IAW SOPM 20-41-02. INSTALLED REPAIR DOUBLR, FILLER, AND REPAIR WASHERS IAW SRM 57-42-01-2R-8.

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