Service difficulty report · Attach Angle · Boeing 73779P

Difficulty date
March 15, 2023
Submitted
April 28, 2023
Operation
Air carrier
Aircraft
N7858A
Make and model
Boeing 73779P
Aircraft serial
29361
Aircraft time
53,310 hours, 34,766 cycles
Part
Attach Angle
Condition
Cracked
Location
Zn 100 Fus Lower
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

WING CENTER SECTION REAR SPAR VAPOR BARRIER ATTACH ANGLE RBL42 HAS CRACK<[01] REMOVED AND INSTALLED NEW FABRICATED ATTACH ANGLE AT VAPOR BARRIER ON RBL 42 AT STA 663 AS PER REPAIR REFERENCE SRM 51-10-10-2R-5 AND DW 111A1000.;[02] VERIFIED REPAIR

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