SDR ASAA2018120327165

Service difficulty report · Floor Support · Boeing 737790

Difficulty date: November 13, 2018
Submitted: December 4, 2018
Operation: Air carrier
Aircraft: N618AS
Make and model: Boeing 737790
Aircraft serial: 30543
Aircraft time: 59,712 hours, 28,038 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Part number: 143A5410170
Condition: Cracked
Location: Main Cabin
Stage of operation: IN
How discovered: V
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

MAIN CABIN FLOOR SUPPORT, INTERCOSTAL CRACKED BS 380 - BS 400, BL 0. GROUNDED - YES. REMOVED AND REPLACED MAIN CABIN FLOOR SUPPORT, INTERCOSTAL/ANGLE AT BS380-BS400, BL 0 IAW B737-700 SRM 51-40-02, BAC DWG 143A5400 REV:-ID0053 DOT REMOVED.