Service difficulty report · Gusset · Boeing 7377H4

Difficulty date
August 18, 2021
Submitted
September 7, 2021
Operation
Air carrier
Aircraft
N755SA
Make and model
Boeing 7377H4
Aircraft serial
27871
Aircraft time
74,723 hours, 44,099 cycles
Part
Gusset
Condition
Cracked
Location
Bs 500d S19l
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FCB GUSSET BS 500D STRINGER 19 L/H IS CRACKED ; / [01] EVALUATED CRACK; FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN THE SRM AND REQUIRES REPLACEMENT PER SRM 51-10-02-0G-0; [02] VERIFIED EVALUATED CRACK; FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN THE SRM AND REQUIRES REPLACEMENT PER SRM 51-10-02-0G-0; [03] REMOVED GUSSET BS 500D STR 19L PER SRM 51-40-02-0G-0; [04] LOCATED AND DRILLED NEW GUSSET BS 500D STR 19L PER SRM 51-40-05-0G-0 AND DWG 143A7902. OK TO INSTALL; [05] VERIFIED ITEMS 3 AND 4; [06] VERIFIED LOCATED AND DRILLED NEW GUSSET BS 500D STR 19L PER SRM 51-40-05-0G-0 AND DWG 143A7902. OK TO INSTALL; [07] INSTALLED GUSSET BS 500D STR 19L PER SRM 51-40-02-0G-0 AND DWG 143A7902; [08] VERIFIED STEP 7; [09] VERIFIED CORRECTIVE ACTION STEP 7.; [10] APPLIED CIC ON GUSSET BS 500D STR 19L PER AMM 51-21-91-620-802; [11] VERIFIED STEP 10; [12] VERIFIED CORRECTIVE ACTIONS 7 TO 11. <BR><BR>GUSSET AT BS500D; S-19L REPLACED.; [13] FCB GUSSET AT BS500D; S-19L REPLACED. ALL WORK ACCOMPLISHED

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