• Size 450 CMR Disc Coupling for packaging a CAT CG137-12 engine to Ariel JGJ/4 compressor

Technical Specifications

Operating Speed (rpm)	1,775 rpm
Number of Cylinders (Compressor)	4
Bore Diameter [Max] (in)	3.7478 in
Driver Mount Style	Flywheel Adapter
Continuous Torque Rating (in-lb)	136,125 in/lbs
Flywheel Adapter Bolt Quantity	8
Series	Thomas AMR & CMR Couplings
Driven Mount Style	Keyless Hub
Connection Type	STR BORE, NO KEYWEY
Available Shaft Sizes (in)	3.7500/3.7492 in
Bolt Hole Diameter (in)	0.53 in
Available Shaft Length (in)	5 in
Peak Overload Torque (in/lbs)	163,350 in/lbs
Disc Pack Material	TD – Tomaloy (Standard)
Number of Cylinders (Engine)	12
Coupling Size	450
Horsepower	538 Hp
Flywheel Adapter Diameter (in)	18.375 in
Engine	CAT CG137-12
Compressor	Ariel JGJ/4
Overall Length (in)	12.12 in
Product	CMR
Bolting	SAE
Bolt Circle Diameter (in)	17.25 in
Bore Diameter [Min] (in)	3.7468 in
Flywheel Adapter Material	Carbon Steel

General Specifications

Weight	154.57 LB
HTC	8483608000