Service difficulty report · Stub Frame · Boeing 7377H4

Difficulty date
April 23, 2022
Submitted
May 19, 2022
Operation
Air carrier
Aircraft
N474WN
Make and model
Boeing 7377H4
Aircraft serial
33861
Aircraft time
59,626 hours, 35,442 cycles
Part
Stub Frame
Part number
141A8371Y10
Condition
Cracked
Location
Pax Cabin
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 STUB FRAME LOCATED BS294.5 AND STR17R AT PASSENGER CABIN 2022-211509 REPLACED LOWER STUB FRAME LOCATED BS294.5 AND BTW STR14R TO STR17R AT FWD SERVICE DOOR PASSENGER CABIN IAW BOEING B737-700 SRM 51-10-02-0G-0; SRM 51-40-02 AND DRAWING 141A8370 SHEET 9 REV: D AND 141A8430 SHEET 4 REV: B; REPLACED LOWER STUB FRAME LOCATED BS294.5 AND BTW STR14R TO STR17R AT FWD SERVICE DOOR PASSENGER CABIN IAW BOEING B737-700 SRM 51-10-02-0G-0; SRM 51-40-02 AND DRAWING 141A8370 SHEET 9 REV: D AND 141A8430 SHEET 4 REV: STEP 1 CORRECTED. REPLACED LOWER STUB FRAME LOCATED BS294.5 AND BTW STR14R TO STR17R AT FWD SERVICE DOOR PASSENGER CABIN IAW BOEING B737-700 SRM 51-10-02-0G-0; SRM 51-40-02 AND DRAWING 141A8370 SHEET 9 REV: D AND 141A8430 SHEET 4 REV: B. STEP 2 CORRECTED. REPLACED LOWER STUB FRAME LOCATED BS294.5 AND BTW STR14R TO STR17R AT FWD SERVICE DOOR PASSENGER CABIN IAW BOEING B737-700 SRM 51-10-02-0G-0; SRM 51-40-02 AND DRAWING 141A8370 SHEET 9 REV: D AND 141A8430 SHEET 4 REV: B.

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