1" Air Operated Double Diaphragm Pump, 37 GPM — Aluminum, Hytrel Diaphragm, Self-Priming, for Waste Oil
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100% ORIGINAL AND QUALITY
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EASY RETURNS 30 days for free returns
Air Operated Double Diaphragm Pump
Aluminum casing and Hytrel diaphragm
GROZ Air Operated Double Diaphragm Pumps are engineered with fewer parts for large-volume transfer with high performance and reliability. Driven by compressed air, they transfer clean and particle-laden fluids such as waste oil in industrial, automotive, chemical processing, oil and gas, and marine applications.
The self-priming design with internal check valves gives high suction lift even at dry start-up and with heavy fluids. It can run dry with no risk of damage, and flow rate and discharge pressure are variable. The pump is portable and needs no complex controls. The fully bolted design makes repairs fast.
Specifications
- Size: 1"
- Flow rate: Up to 37 GPM (140 LPM)
- Discharge per cycle: Up to 600 ml
- Fluid inlet / outlet: 1" NPT (F)
- Air inlet: 3/8"
- Air inlet pressure: 29-100 PSI (2-7 bar)
- Max particle size: 1/8" (3 mm)
- Casing: Aluminum
- Diaphragm: Hytrel
- Dimensions: 10 x 10 x 12-3/8" (257 x 257 x 315 mm)
- Brand / SKU: GROZ 44745


Air Operated Double Diaphragm Pump
Aluminum casing and Hytrel diaphragm
GROZ Air Operated Double Diaphragm Pumps are engineered with fewer parts for large-volume transfer with high performance and reliability. Driven by compressed air, they transfer clean and particle-laden fluids such as waste oil in industrial, automotive, chemical processing, oil and gas, and marine applications.
The self-priming design with internal check valves gives high suction lift even at dry start-up and with heavy fluids. It can run dry with no risk of damage, and flow rate and discharge pressure are variable. The pump is portable and needs no complex controls. The fully bolted design makes repairs fast.
Specifications
- Size: 1"
- Flow rate: Up to 37 GPM (140 LPM)
- Discharge per cycle: Up to 600 ml
- Fluid inlet / outlet: 1" NPT (F)
- Air inlet: 3/8"
- Air inlet pressure: 29-100 PSI (2-7 bar)
- Max particle size: 1/8" (3 mm)
- Casing: Aluminum
- Diaphragm: Hytrel
- Dimensions: 10 x 10 x 12-3/8" (257 x 257 x 315 mm)
- Brand / SKU: GROZ 44745


Return Policy
Return Policy, Limited Warranty and Limitation of Liability
If you are not satisfied for any reason products may be returned within 30 days of shipment for a full credit or exchange (provided the product is undamaged). Return documentation should clearly specify credit or exchange. Returned items must be in the original packaging. All returns must include a return authorization (RA) number that can be obtained by contacting Groz USA Customer Service Department at 1-888-685-2916. Our customer service hours are Monday through Friday from 8:00 a.m. to 5:00 p.m. (CST). Include a copy of the original order confirmation or packing slip with your RA paperwork as proof of purchase. Returns received without a RA number may be assessed a 15% restocking (processing) fee that will be deducted from any credit due.


