Service difficulty report · Floorbeam · Boeing 737990ER

Difficulty date
March 8, 2018
Submitted
March 20, 2018
Operation
Air carrier
Aircraft
N402AS
Make and model
Boeing 737990ER
Aircraft serial
41189
Aircraft time
21,246 hours, 6,990 cycles
Part
Floorbeam
Part number
143A7502156
Condition
Cracked
Location
Bs 500j
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

FWD CARGO RT FLOORBEAM ANGLE AT BS 500J AFT SIDE IS CRACKED. ACFT GROUNDED. REMOVED AND REPLACED THE FLOORBEAM ANGLE 6.1 IAW SRM 51-40-02 & DWG 143A7505, REV-.