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Hydraulic and pneumatic pump construction, performance (controls and operation), and application notes from the field.
IDEX Health & Science

Piston Pumps are excellent for pumping both high-viscosity and semi-solid fluid. Read more...

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General Pump

GP pumps offer 0.5 to 112.00 gpm flow rates and gives you the features you need most—from a rugged cast iron crankcase and nickel-treated cast-iron or stainless steel manifolds to forged connecting rods with anti-friction bushings and multiple gear reducer options. Plus, easy access ports for draining/priming, an optional SAE hydraulic drive, and unitized valves for easy service. Read more...

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GRI Pumps (A Gorman-Rupp Company)

Piston diaphragm pumps are positive displacement pumps designed to economically transfer small volumes of fluid at low discharge pressures. The lightweight, compact pumps are self-priming, corrosion resistant and can handle viscous fluids. These features make the pumps ideal for high volume copy machines, scientific and laboratory instruments and other chemical dispensing applications. Read more...

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Diener Precision Pumps LP

The Double Ended – Dual Dispensing Piston Pumps of Diener Precision Pumps allow up to two different liquids and two different flow or stroke volume displacement rates in one application. The pumps have a space and economical saving design. Diener Precision Pumps is the Swiss Quality pump manufacturer specialized in customer tailored solutions. Read more...

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Diener Precision Pumps LP

The Precision series piston pumps were developed specifically for applications requiring a very exact flow at a fast dispense rate. The piston geometry isolates the outlet and inlets without the need for internal check valves, simplifying the construction and reducing flow restriction. Read more...

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KNF Neuberger, Inc.

KNF's latest expansion of their popular swing-piston compressor line is on the minature side. The tiny NPK04 features 3.3 liters per minute of free flow. The pump is available in an optimized version for vacuum (max. 21.6 in. Hg) or pressure (max 31 psig) generation. Two motor options include standard DC (pictured) or an economical brushless-dc motor. The BLDC model is only 2.5 in. long. Read more...

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Gardner Denver Thomas

Thomas 8003 Series WOB-L Piston Compressor & Vacuum Pump - The 8003 Series is a WOB-L piston oilless pump that has air flows up to 5.4 l/min with max. pressure to 29 psi. and max. vacuum to 23.6 in.Hg. Motor options available in AC, DC & BLDC. Read more...

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Valcor Engineering Corporation

Ideal for the demands of medical and scientific equipment, Valcor's family of solenoid operated precision pumps offer dispense volumes as low as 3 micro liters and superior flow accuracy. Read more...

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General Pump

• Drive shaft with double projection.

• Double pressure packings.

• Vertical-fitted valves.

• Water-spill venting.

• Oil bath mechanical parts with splash lubrication.

• Operated by pulley, flexible joint or cardan shaft.

• Internal gear box. Read more...

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