Service difficulty report · Stub Frame · Boeing 7377H4

Difficulty date
November 6, 2021
Submitted
January 5, 2022
Operation
Air carrier
Aircraft
N770SA
Make and model
Boeing 7377H4
Aircraft serial
30589
Aircraft time
69,290 hours, 41,022 cycles
Part
Stub Frame
Condition
Cracked
Location
Fuselage
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 DOOR FWD UPPER STOP FRAME CRACKED ; R1 DOOR CUT OUT FWD UPPER STUB FRAME CRACKED. / [01] REMOVED UPPER STUB FRAME AT R1 DOOR AS PER SRM 51-40-02-0G-0; [02] LOCATED AND DRILL HOLE NEW STUB FRAME AS PER SRM 51-40-05-0G-0; [03] VERIFIED 1-2. OK TO TREAT; PRIME AND PAINT.; [04] TREATED PRIMER AND PAINTED STUB FRAME AS PER SRM 51-20-01 0G-0 AMM 51-21-72-370-804 AND 51-51-73; [05] VERIFIED 4. OK TO INSTALL NEW STUB FRAME.; [06] INSTALLED NEW STUB FRAME AS PER DWG N0. 141A8370; [07] VERIFIED STEP # 6

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