NO!!!
The second post is an EXAMPLE!
You'd need to adjust what's there to make your numbers work. You know your housing width so you'd have to figure it from that perspective. My post before the example that Cass did addresses your axles.
45.375 (your housing width) + .125 +.125 +.125+.125+2.4+2.4 = 50.675 your total axle length
Backing plate, drum thickness and standoff distance per side x 2