SDR SWAA2023050319995

Service difficulty report · Angle · Boeing 7377H4

Difficulty date: March 22, 2023
Submitted: May 3, 2023
Operation: Air carrier
Aircraft: N436WN
Make and model: Boeing 7377H4
Aircraft serial: 32456
Aircraft time: 66,420 hours, 39,287 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Angle
Condition: Cracked
Location: Zn 100 Fus Lower
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 ANGLE FLOOR STRUCTURE BS 540 BL 0 TO RBL 25 CENTER SECTION 2023-208574<[01] REPLACED ANGLE FLOOR STRUCTURE BS 540 BL 0 TO RBL 25 CENTER SECTION IAW B737-700 SRM 51-10-02 ITEM 9 AND #DWG: 143A0060 SHEET: 36 REV: A SEE INDIVIDUAL SIGN OFF BELOW;[02] REPLACED ANGLE FLOOR STRUCTURE BS 540 BL 0 TO RBL 25 CENTER SECTION IAW B737-700 SRM 51-10-02 ITEM 9 AND #DWG: 143A0060 SHEET: 36 REV: A SEE INDIVIDUAL SIGN OFF BELOW

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