(Info provided by Mike Henry)

Clausing 5900 Series Model Identification Chart

Model Drive Between Ctrs Cntrshft Motor
5902 VS 24" C/B 1hp/3ph
5903 VS 24" C/B 1-1/2hp/1ph
5904 VS 24" C/B 2hp/3ph
5907 VS 24" Plain 1hp/3ph
5908 VS 24" Plain 1-1/2hp/1ph
5909 VS 24" Plain 2hp/3ph
5912 VS 36" C/B 1hp/3ph
5913 VS 36" C/B 1-1/2hp/1ph
5914 VS 36" C/B 2hp/3ph
5917 VS 36" Plain 1hp/3ph
5918 VS 36" Plain 1-1/2hp/1ph
5919 VS 36" Plain 2hp/3ph
5920 VS-2spd 24" C/B 1-2hp/3ph/220v
5921 VS-2spd 24" C/B 1-2hp/3ph/440v
5922 VS-2spd 36" C/B 1-2hp/3ph/220v
5923 VS-2spd 36" C/B 1-2hp/3ph/440v
5930 Step 24" C/B 1-1/2hp/1ph
5931 Step 24" C/B 1hp/3ph
5932 Step 36" C/B 1-1/2hp/1ph
5933 Step 36" C/B 1hp/3ph
5935 Step 24" Plain 1-1/2hp/1ph
5936 Step 24" Plain 1hp/3ph
5937 Step 36" Plain 1-1/2hp/1ph
5938 Step 36" Plain 1hp/3ph
5950 VS-2spd 47"* C/B 1-2hp/3ph/220v
5951 VS-2spd 47"* C/B 1-2hp/3ph/440v
5955 VS-2spd 59"** C/B 1-2hp/3ph/220v
5956 VS-2spd 59"** C/B 1-2hp/3ph/440v

*Power Feed Turret Lathe, same bed as used on 24" Lathe
**Power Feed Turret Lathe, same bed as used on 36" Lathe
C/B=Clutch & Brake equipped