Service difficulty report · Floor Support · Boeing 747422

Difficulty date
August 28, 2019
Submitted
September 1, 2019
Operation
Air carrier
Aircraft
N480MC
Make and model
Boeing 747422
Aircraft serial
28812
Aircraft time
75,274 hours, 8,388 cycles
Part
Floor Support
Part number
69B191651
Condition
Cracked
Location
Bs 500-520
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

M/D - FLOOR SUPPORT FOUND CRACKED STA 500 TO 520, RBL 65, CABIN STA 500 - 520, RBL 65, FLOOR SUPPORT FABRICATED PER DWG 69B19165-1, AND PL, AND FASTENER INSTALLED AS PER SRM 51-40-02.