Membrane Pumps | McMaster-Carr

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For Use With

Water with Solids

Ammonium Hydroxide

Chlorine Dioxide

Deionized Water

Discharge Pipe Size

Intake Pipe Size

Power Source

Maximum Flow Rate

15 fl oz/stroke

17 fl oz/stroke

Less than 25 gpm

25 gpm to 49 gpm

50 gpm to 99 gpm

100 gpm to 249 gpm

250 gpm or greater

Housing Material

Stainless Steel

Pump Type

Double Diaphragm

Positive Displacement

Discharge Connection

Without Fittings

Voltage

Priming Type

Intake Connection

Diaphragm Material

Pump Style

Constant Flow Rate

Maximum Temperature

Less than 150° F

150° F to 174° F

175° F to 199° F

200° F to 249° F

250° F or greater

Maximum Pressure

Less than 50 psi

50 psi to 99 psi

100 psi to 249 psi

250 psi to 499 psi

500 psi or greater

For Pump Manufacturer

For Intake/Discharge Pipe Size

Maximum Flow Rate @ 120 Feet of Head

Maximum Feet of Head

Less than 100 ft.

100 ft. to 199 ft.

200 ft. to 249 ft.

250 ft. to 299 ft.

300 ft. or greater

For Pump Model Number

Kit Number

Flow Rate

Less than 25 gal/day

25 gal/day to 999 gal/day

1,000 gal/day to 2,999 gal/day

3,000 gal/day to 9,999 gal/day

10,000 gal/day or greater

REACH

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Export Control Classification Number (ECCN)

How can we improve?

294 Products

Fluid Handling

Double Diaphragm Pumps

Double Diaphragm Pumps

Transfer liquids, chemicals, and slurries using compressed air

Pump Pulsation Dampers

Pump Pulsation Dampers

Absorb vibration from air-powered pumps to reduce wear and protect inline regulators and gauges

Pump Repair Kits

Pump Repair Kits

Replace parts on transfer pumps, circulation pumps, and metering pumps

Diaphragm Pumps

Diaphragm Pumps

Draw liquids in and push them out for spraying, draining, and washdowns

Vacuum Pumps

Create suction force to move objects, draw liquids and gases, or generate flow

Peristaltic Pumps

Peristaltic Pumps

Dispense chemicals at set flow rates

Drum Pumps

Draw liquids out of drums, pails, and other small containers

Dewatering Pumps

Dewatering Pumps

Remove water or sewage water from jobsites and flooded areas without sump pits

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)