No. 40404 
BR early crest lined black
Stanier short chimney
Short dome
Ross Pop safety valves
LMS modified body style
Exhaust injector
Circular valve seat
Rivetted smokebox
LMS simplified bogie
Round tender water dome
21-pin decoder socket
Sprung buffers
NEM coupling pockets
Factory fitted speaker
Smooth & powerful mechanism
Lots of separately fitted parts