Service difficulty report · Stub Frame · Boeing 7377H4

Difficulty date
May 26, 2022
Submitted
June 15, 2022
Operation
Air carrier
Aircraft
N476WN
Make and model
Boeing 7377H4
Aircraft serial
32475
Aircraft time
60,443 hours, 35,915 cycles
Part
Stub Frame
Part number
141A8371U7
Condition
Cracked
Location
R1 Door
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

R1 FWD UPPER STUB FRAME CRACKED / [01] LOCATED AND DRILLED NEW R1 FWD UPPER STUB FRAME P/N 141A8371U7 PER B737-700 SRM 51-10-02-0G-0.;[02] VERIFIED 1. OK TO TREAT AND PRIME;[03] TREATED AND PRIMER UPPER STUB FRAME AT R1 DOOR CUT OUT AREA PER SRM 51-20-01-0G-0 AND AMM 51-21-72-370-804;[04] FRAME INSTALLATION WILL BE ACCOMPLISH ON TTG8Q00CHF4K;[05] VERIFIED 4

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