Service difficulty report · Stringer · Boeing 7377Q8

Difficulty date
December 7, 2021
Submitted
April 26, 2022
Operation
Air carrier
Aircraft
N7865A
Make and model
Boeing 7377Q8
Aircraft serial
30647
Aircraft time
54,104 hours, 35,814 cycles
Part
Stringer
Part number
26RH
Condition
Cracked
Location
Fwd 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

CRACK ON FWD CARGO BAY BS 540 R/H STRINGER 26. ; / STRINGER DAMAGE FOUND TO BE OUT LIMITS IAW SRM 53-00-03-1A FIG 103.; [02] VERIFIED APPLICABILITY FOR REPAIR BETWEEN BS 500D - 540; STR- 26R IAW SRM 53-00-03-2R-1; [03] VERIFIED APPLICABILITY OF SRM 53-00-03-2R-1 AND DAMAGE OUT OF LIMITS PER SRM 53-00-03-1A; [04] REMOVED POWER FEEDER SUPPORT BRACKET ASSY PN 287A4011-43(2EA)- FOM PER SRM 51-40-03.; [05] REMOVED STRINGER CLIP BS 520; STR- 26R. PER SRM 51-40-02.; [06] CUT AND REMOVED THE DAMAGE SECTION OF STRINGER AT STA 500D+10'; STR-26R. I.A.W SRM 53-00-03-2R-1 PARA. 4 A-B.; [07] VERIFIED CORRECTIVE ACTION #6; [08] RECEIVED HAT SECTION FROM O.S.S PER CUSTOMER RO#848517-SWA; JOB# 545208.<BR><BR>RECEIVED STRINGER SECTION FROM O.S.S PER CUSTOMER RO#848516-SWA; JOB# 545207.; [09] FABRICATED; LOCATED AND DRILLED REPAIR PARTS PER SRM 53-00-03-2R-1.FIG 205.; [10] VERIFIED CORRECTIVE ACTION ENTRY 8 -9. OK TO TREAT AND PRIME GIVEN.;ACCOMPLISHED UT INSP OF REPAIRED AREA IAW B737 NDTM PART 4 51-00-02 NO DISBOND NOTED.<BR>TOOL ID ATS2341; 190848104 ENTRY NOT APPLICABLE TO TASK CARD ENTERED IN ERROR.; [15] HFEC INSP CUTLINE OF STR 25R IAW B737 NDTM PART 6 51-00-00 PROC 23. NO CRACKS NOTED<BR>TOOL ID ATS1465; 60004150296; [16] OK TO INSTALL REPAIR PARTS( NEW STRINGER SECTION AND HAT SECTION) VERIFIED CORRECTIVE ACTIONS 11;12 AND 16. OK TO INSTALL GIVEN

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