14005-05, Vacuum pump,oil,belt drive,3/4hP,525rpm,2 stage,160L/min, 0.1 millitorr,1-1/4in OD intake nipple,2.5 quart oil capacity,Hyvac 91705
Compact, modular design: fewer interchangeable working parts; dynamic balancing for smooth, quiet operation; adjustable gas ballast for full release of vapors. ; extremely fast recovery time after exposure to atmospheric pressure; hydrodynamic bearings for long dependable service. The gas ballast on these models eliminates the need for cold trap or frequent oil changes. Pumps are supplied with grooved pulleys, molded rubber V-belts, oil level sight gauge, draincock, belt guard, and operating manual. Initial supply plus 1 extra qt of oil furnished.