Running the pump for any length of time will destroy the pump. It has been tested using a vacuum gauge (with oil) and works flawlessly. 1/2 hp 7 CFM BULLET X Pump. Internal intake check valve prevents oil backup into the system during a power failure.
Equipped with heavy duty rotors and bearings. Wide-mouth oil reservoir port for easier and cleaner filling. Doubles as a pump exhaust: threaded to attach a garden hose for exhausting to a remote location. Integrated cooling fins to cool pump and increase performance. Designed with effective oil suck-back valve. Large brass oil drain for easy access to fast oil changes. Downward angled oil sump to remove contaminants usually trapped in other sump designs. Elongated oil sight glass for easy monitoring of oil level and to clearly see oil quality. Heavy duty steel handle for well-balanced carrying. This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Other Pumps". The seller is "urbanpt918" and is located in this country: US.This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech Republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South Africa, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi Arabia, United Arab Emirates, Qatar, Kuwait, Bahrain, Republic of Croatia, Malaysia, Antigua and Barbuda, Aruba, Belize, Dominica, Grenada, Saint Kitts-Nevis, Saint Lucia, Montserrat, Turks and Caicos Islands, Barbados, Bangladesh, Bermuda, Brunei Darussalam, Bolivia, Egypt, French Guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman Islands, Liechtenstein, Sri Lanka, Luxembourg, Monaco, Macau, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion.