Service difficulty report · Gusset · Boeing 7377H4

Difficulty date
June 23, 2022
Submitted
August 9, 2022
Operation
Air carrier
Aircraft
N951WN
Make and model
Boeing 7377H4
Aircraft serial
36665
Aircraft time
39,132 hours, 23,683 cycles
Part
Gusset
Part number
143A7902
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 GUSSET AT BS 500D L/H STRINGER 19. / [01] REMOVED GUSSET AT FCB BS 500D L/H STR 19 IAW SRM 51-40-02;[02] NOT FOUND ALLOWABLE DAMAGE LIMITS ON SRM ; GUSSET MUST BE REPLACED IAW SRM 51-10-02 PARAGRAPH 9;[03] LOCATED AND DRILLED NEW GUSSET AT B/S 500D STR 19 L/H LOT # 1480476-3 IAW SRM 51-40-05 AND DWG 143A7902 REV:E <BR>OK TO INSTALL;[04] VERIFIED CORRECTIVE ACTION ITEM 3 DRILL UP OF NEW GUSSET. <BR>OKAY TO INSTALL GUSSET.;[05] INSTALLED NEW GUSSET AT B/S 500D STR 19 L/H IAW SRM 51-40-02 AND DWG 143A7902 REV:E;[06] VERIFIED CORRECTIVE ACTION STEP 5.;[07] VERIFIED MEASUREMENT TABLE AND TASK CARD COMPLETE.

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