Service difficulty report · Stringer Clip · Boeing 7377H4

Difficulty date
March 31, 2022
Submitted
May 2, 2022
Operation
Air carrier
Aircraft
N475WN
Make and model
Boeing 7377H4
Aircraft serial
32474
Aircraft time
59,744 hours, 35,276 cycles
Part
Stringer Clip
Condition
Corroded
Location
Aft Cargo Bay
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 AFT CARGO BAY STRINGER CLIP AT RBL 15 BS 787. / [01] ENTERED MEASUREMENTS;[02] B737-700 SRM 53-00-53-1A-2 IS APPLICABLE FOR THIS EVALUATION.<BR>NO ALLOWABLE DAMAGE GIVEN IN SRM; REPAIR BY REPLACEMENT IAW SRM 51-10-02.<BR>REMOVED DAMAGED CLIP IAW SRM 51-40-02.;[03] VERIFIED CORRECTIVE ACTION #2;[04] LOCATED AND DRILLED NEW CLIP P/N 146A1010-27 IAW SRM 51-40-05-0G-0; OK TO INSTALL.;[05] VERIFIED CORRECTIVE ACTION 4.;[06] INSTALLED NEW STRINGER CLIP P/N 146A1010-27; PO# 863035 IAW 51-40-02-0G-0 AND DWG. 146A1262 REV A ON ACB BS 787; RBL 15.;[07] CERTIFIED ACTION 6.;[08] VERIFIED CORRECTIVE ACTION 6.

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