Service difficulty report · Vertical Support · Boeing 7377H4

Difficulty date
July 6, 2020
Submitted
July 29, 2020
Operation
Air carrier
Aircraft
N488WN
Make and model
Boeing 7377H4
Aircraft serial
33853
Aircraft time
54,363 hours, 32,167 cycles
Part
Vertical Support
Part number
111A1000
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

CRACKED VERTICAL SUPPORT ON B.S. 663 LOWER COMPOSITE BULKHEAD ON AFT SIDE AT R.B.L. 26; W.L. 150. REMOVED AND REPLACED VERTICAL SUPPORT ON B/S 663. BULKHEAD AREA RBL 26 WL 150 IAW SRM 51-40-02 SRM 51-10-02 PARAGRAPH 9 AND DWG 111A1000 REV: AND DWG 149A7210 REV.

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