Little Tuffy Oil-Free Piston Vacuum Pump

The Little Tuffy laboratory duty dry oil-free piston vacuum pumps are perfect for many common laboratory vacuum applications. The Little Tuffy offers a vacuum capacity equivalent to many oil systems. The 1/3hp motor pulls a vacuum to 29.6in Hg (759.46mm), with free-air displacement up to 65L/min (2.3cfm) and ultimate pressure of 9.0Torr. Portable 2-stage pump is resistant to water vapor  Light & Inexpensive  Easy to fix Replacement parts readily available Designed for DRY applications only Perfect for the Rice Test! AASHTO T-209 & ASTM D 2041 No oil to change ever! Pump should be purged with air for 10 minutes following each test. Comes with 4” of tubing and a hydrophobic filter!    Features: Free Air Displacement cfm (l/min.) @60Hz 2.3 (65) Ultimate Pressure torr 9 Maximum Vacuum (inches of Hg) 29.6 Motor Horsepower (watts) 1/3 (250) Tubing Needed, I.D. in. (mm) ¼” (7) Intake/Exhaust Thread NPT ¼ Weight lbs. 16.5 Overall Dimen