Thermo Scientific Nalgene* Repairable Hand-Operated Vacuum Pump with Vacuum Gauge, PVC

These durable pumps easily and quickly hokd vacuum of 25 in. (635 mm) Hg. Vacuum trigger release requires only one hand to operate and releases vacuum with the touch of an index finger. Adjustable vacuum release rate. Smaller size has pump rate of 15 cc/stroke and 7 psig (.48 bar) positive pressure at the exhaust port. Larger size has rate of 36 cc/stroke and 12 psig (.84 bar) positive pressure at the exhaust port. Full blank port pressure is obtained with only two stokes. Removable cover on exhaust port and trigger to release vacuum without disconnecting pumps from the line. Can be disassembled for repair or replacement of internal parts. Nozzle fits standard 1/4 in. ID tubing. Supplied with two ft. length of 180 clear plastic tubing.
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Flow Rate: 15 cc/stroke