CHECK VALVE 3IN, Pack of 6

Details

Check Valve^ Useful When Connecting A Vacuum Line To A Filter Flask. Polypropylene Valve With Neoprene Valve Disk. Recommended Maximum Pressure: 20Psi (1034Torr). Overall Length: 76Mm. 25Mm Diameter Tapered End In. 9.5 To 12.7Mm (3/8 To 1/2") Diameter Tapered End Out.