WELCH 1397 DuoSeal Vacuum Pumps, LIKE NEW!

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WELCH 1397 DuoSeal Vacuum Pumps, LIKE NEW!
Item Number	18844
Quantity	2
Machine	WELCH 1397 DuoSeal Vacuum Pumps, LIKE NEW!
Description	Model 1397B with 1 hp 115-208-230v, 1725 rpm, 1/60 ph belt drive fan & blower motor. Per Mfr's specs: Welch 1397 DuoSeal Vacuum Pump 115V Model # 1397B-01 High contamination tolerance Ultimate vacuum <0.001 Torr Low RPM for long service life DuoSeal Vacuum Pumps are known for their ruggedness world-wide. These pumps have large oil reservoirs to dilute contaminants. Low pump rpm to reduces friction and wear while minimizing reservoir temperature to lessen chemical reactivity. Pump can be ordered with an optional exhaust filter to control oil mist. Specifications Model Number 1397 Applications Vacuum Ovens, Glove Boxes, General Laboratory Vacuum Type Belt-Drive Vacuum Pump Free Air Displacement cfm (l/min.) @60Hz 17.7(500) Ultimate Pressure 1 x 10-4(0.00013) Pump RPM 400 Oil Capacity 1.25(1.2) Motor Horsepower (watts) 1(750) Adjustable Vac. / Gas Ballast Yes Tubing Needed 1-5/8(41) Intake Thread NPT 1.75-20 Exhaust Thread NPT 1.75-20 Overall Dimensions LxWxH in. (cm) 26 x 13.7 x 18.8 (66 x 34.8 x 47.6)
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