Service difficulty report · Stringer Clip · Boeing 7377H4

Difficulty date
August 20, 2020
Submitted
September 9, 2020
Operation
Air carrier
Aircraft
N484WN
Make and model
Boeing 7377H4
Aircraft serial
33841
Aircraft time
54,968 hours, 32,589 cycles
Part
Stringer Clip
Part number
144A5810
Condition
Corroded
Location
Bs 951
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

CORROSION ON STRINGER CLIP AT AREA AFT OF ACB BS951 RBL 53 WL 199, MARKED. CORROSION ON STR CAP AT AFT OF BS 951 RBL 53 STR 19R FOUND TO BE OUT OF LIMITS, DUE TO NO SRM ALLOWABLE DAMAGE. THE STRUCTURAL ITEM NEED TO REMOVE AND REPLACE, IAW SRM 51-10-02 PAR 9C. REMOVED AND REPLACED STR CLIP AT AFT OF BS 951 RBL 53 STR 19R, IAW SRM 51-40-02; IAW DWG NR 147A8124 AND IAW DWG NR 147A8110.

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