Carlyle 6-Cylinder Reciprocating Compressor- 30 to 75 Ton. Model: 5H60 A219. S/N: 3397MA7409. Design pressure (hi/lo): 450/245 psig. Test pressure (hi/lo): 3105/1691 psig. Stroke: 2-3/4 in. Bore: 21 in. Displacement @ 1750 rpm: 138.4 cfm. Maximum speed: 1750 rpm. Open-drive. The design of the crankcase casting, cylinder heads and valve plates allow for smooth, unrestricted flow of refrigerant through the compressor, resulting in greater operating efficiency. Carlyle's 5H compressor is a workhorse when it comes to comfort cooling, industrial processes, low temperature food storage, and many other commercial and industrial applications. Inlets: (1) 3 in. dia. refrigerant suction. Outlets: (1) 2-1/2 in. dia. discharge. Overall dimensions: 32-1/2 in. L x 25 in. W x 24 in. H.