Mycom 4-Cylinder Reciprocating Compressor. Model: 4WJ-BB. S/N: 470225. Refrigerant: Freon only. Leak test pressure (hi/lo): 313/185 psig. Hydrostatic test pressure (hi/lo): 470 psig. General Electric Motor, 50 hp, 1780 rpm, 230/460 V, 121.6/60.8 amps, 60 Hz, 3 phase. Drive pulley diameter: 11-1/2 in. Driven pulley diameter: 1 ft. 4 in. dia. Pulley ratio: 0.71. Final rpm: 1279. Oil Separator- 2 Gallon, inside straight-wall dimensions: 8 in. dia. x 11 in. H. Inlets: (1) 2 in. dia. compressor suction port. Outlets: (1) 2 in. dia. refrigerant discharge port. Former owner installed in 2005 to be used in a chilled water system. Overall dimensions: 6 ft. 9 in. L x 3 ft. 7 in. W x 3 ft. 4 in. H.(H12).