Service difficulty report · Stringer Clip · Boeing 73776Q

Difficulty date
March 20, 2021
Submitted
April 22, 2021
Operation
Air carrier
Aircraft
N551WN
Make and model
Boeing 73776Q
Aircraft serial
30280
Aircraft time
60,799 hours, 37,574 cycles
Part
Stringer Clip
Condition
Corroded
Location
Bs 907 S22l
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 AFT CARGO BAY BS907 S-22L WL177. / CORROSION ON STRINGER CLIP AT ACB BS 907 S-22L WL 177 FOUND TO BE OUT OF LIMITS DUE TO NO SRM ALLOWABLE DAMAGE. THE STRUCTURAL ITEM DOES NOT HAVE ENTRIES ARE CALLED REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02 PAR 9C. REMOVED AND REPLACED BS 907 S-22L STRINGER CLIP PN# 147A3500-22; PO# 819573 IAW SRM 51-40-02 AND IAW DWG# 147A0010

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