Service difficulty report · Bulkhead Web · Boeing 7377H4

Difficulty date
May 31, 2021
Submitted
June 4, 2021
Operation
Air carrier
Aircraft
N967WN
Make and model
Boeing 7377H4
Aircraft serial
36967
Aircraft time
32,182 hours, 19,543 cycles
Part
Bulkhead Web
Condition
Cracked
Location
Bs 663
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

FOUND 2 CRACKS IN THE R/H LOWER WEB OF THE VAPOR BARRIER. #1 STARTS FROM THE LOWER CHORD ; O/B OF RBL 31.83 THEN GOES DOWN AND ACROSS RBL 40.00 TO A HYDRAULIC THROUGH FITTING AND IS APPROXIMATELY 10 LONG. #2 STARTS FROM THE HYDRAULIC THROUGH FITTING O/O RBL 40.00 THEN GOES DOWN AND ACROSS RBL 45.64 AND CONTINUES DOWN AND ACROSS TO THE LOWER EDGE OF THE VAPER WEBBING AND IS APPROXIMATELY 8 LONG. / COMPLIED WITH EA # M-21-157-00675 AND APPLIED SPEED TAPE; COMPLIED WITH EA # M-21-157-00675 AND APPLIED SPEED TAPE; COMPLIED WITH EA # M-21-157-00675 AND APPLIED SPEED TAPE

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