Service difficulty report · Stringer Clip · Boeing 7377H4

Difficulty date
June 7, 2023
Submitted
July 12, 2023
Operation
Air carrier
Aircraft
N963WN
Make and model
Boeing 7377H4
Aircraft serial
36676
Aircraft time
38,123 hours, 23,431 cycles
Part
Stringer Clip
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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

STRINGER CLIPS 5L & 6L ARE CRACKED AT BS 727D<[01] VERIFY END OF CRACK AT STRINGER CLIP BS 727D; S-5L;[02] ACCOMPLISHED HFEC SURFACE SCAN IAW 737 NDTM PART 6 CHAPTER 51-00-00 PROCEDURE 23. NO CRACKS NOTED.<BR><BR>EQUIPMENT USED: NORTEC 600 ID: ATS1465 CAL DUE: 09/2023;[03] REMOVED STRINGER CLIP BS 727D; S-6L ONLY PER SRM 51-40-02.<BR><BR>ALLOWABLE DAMAGE LIMITS ENTRIES NOT FOUND IN SRM FOR THIS ITEM. STRINGER CLIP WILL BE REPAIRED BY REPLACEMENT PER SRM 51-10-02-0G-0 PARAGRAPH 9;[04] INSTALLED NEW STRINGER CLIP STR 6L PER SRM 51-40-02. AND DWG NBR 144A1107;[05] INSTALLED NEW STRINGER CLIP PER SRM 51-40-02. AND DWG NBR 146A1111;[06] ITEM 4 CHANGED DWG NUMBER;[07] VERIFIED CORRECTIVE ACTION #1; #3; #5.;[08] VERIFIED MEASUREMENTS.

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