Service difficulty report · Stiffener · Boeing 7378H4

Difficulty date
February 24, 2022
Submitted
March 16, 2022
Operation
Air carrier
Aircraft
N8679A
Make and model
Boeing 7378H4
Aircraft serial
36932
Aircraft time
20,424 hours, 9,421 cycles
Part
Stiffener
Condition
Cracked
Location
Fwd Cargo
Stage of operation
UK
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

FWD CARGO DOOR STIFFENER FOUND CRACKED P/N 143A6124-1 / [01] REMOVED STIFFENER IAW B737 SRM 51-40-02-0G-0;[02] VERIFIED ROBED CARGO DOOR STIFFENER AS 143A6124-1 ROBED FROM A/C 8680 FWD CARGO DOOR ON N/R TTG8Q00B4L5E PER CUSTOMER REQUEST;[03] VERIFIED STEP 2 AND OK TO INSTALL;[04] INSTALLED ROBED STIFFENER WET WITH P/S 870 B-2 ON ALL FAYING SURFACES WITH PERMANENT FASTENERS.<BR>SEALANT MIXED ON 03MAR22 AT 9:30 SQUEEZE OUT 03MAR22 AT15:30 FINAL CURE ON 04MAR22 AT 9:30 <BR>I.A.W SRM 51-40-02-0G-0 AND BOEING DWG 143A6110 REV:-;[05] VERIFIED STEP 4;[06] CICED STIFFENER I.A.W MM51-21-91-620-802;[07] VERIFIED ITEM 6;[08] APPLIED EXTERIOR PAINT TO REPAIR AREA I.A.W MM51-21-73-370-801;[09] VERIFIED STEP 8;[10] AUDIT CW

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