Moroso 22640 Features:

• Engineered vane material for improved efficiency and wear
• Completely rebuildable in 15 minutes
• Dimensions: 4.150 in. O.D., 5.050 in. back of pump to pulley mounting flange

Moroso 22640 Notes:

• Mounting brackets for different applications are sold separately

FAQ:

What is the best oil for a rotary vane vacuum pump?

• Common types of oil used in rotary vane vacuum pumps include mineral oil-based vacuum pump oils and synthetic oils. It's crucial to follow the manufacturer's guidelines to maintain warranty coverage and ensure optimal pump performance.

What lubricates the vanes in a wet-style vacuum pump?

• In a wet-style vacuum pump, the vanes are lubricated by the oil circulating within the pump.

What does a Moroso vacuum pump do?

• The vacuum pump helps evacuate air and moisture from the engine's crankcase. This is important for reducing windage losses and preventing oil contamination, which can occur when air and moisture accumulate in the crankcase.

What is the difference between a rotary vane and a liquid ring vacuum pump?

• Rotary vane pumps use sliding vanes and require external lubrication, commonly in the form of oil, and are suitable for applications with moderate vacuum requirements. In contrast, liquid ring pumps utilize a rotating liquid ring as both a sealing medium and lubricant, eliminating the need for external lubrication.