Service difficulty report · Barrier · Boeing 7378H4

Difficulty date
January 21, 2021
Submitted
March 17, 2021
Operation
Air carrier
Aircraft
N8612K
Make and model
Boeing 7378H4
Aircraft serial
36973
Aircraft time
27,436 hours, 12,079 cycles
Part
Barrier
Condition
Cracked
Location
R/H Mlg W/W
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 MLG WHEEL WELL; AFT SPAR VAPOR BARRIER CRACKED FROM RBL 31.83 TO RBL 34.83.5' DIAGONAL CRACK (10' FROM BOTTOM OF VAPOR BARRIER)PERFORMED INTERIM REPAIR IAW SRM 57-10-10. DO A VISUAL INSPECTION OF THE REPAIR AREA AT 1200 FLIGHT CYCLE INTERVALS OR MORE FREQUENTLY. REPETITIVE ACTION REQUIREDPERFORM VISUAL INSPECTION TO ENSURE CRACK HAS NOT GROWN IAW SRM 57-10-10 AT NOT MORE THAN EVERY 1200 FLIGHT CYCLES. /

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