Welsh "duoseal" table top laboratory vacuum pump 1402 series, model 6z026, serial # eh06/1548. Features 1/2 horsepower emerson motor belt driving pump at 525 rpm from 1725 rpm motor speed, open style, 115/1 phase with on off switch, pump is rated for 13. 3 mpa, 160 liters per minute of free air displacement (5. 6 cfm) , vacuum pressure rating 0. 0001 mm hg (1 x 10 -4 torr), mounted on factory base with vibration dampening rubber feet and two carry handles, 1" inlet and outlet with npt connections, oad 20" x 13" x 16" high, 125 lb shipping weight.
