Graco Husky 307 3/8″ Air-Operated Double Diaphragm Pump (BSP) – D3A331

The Graco Husky air-operated double diaphragm pumps are loaded with features to help you get the job done right, every time, and are built to save you money.

The Husky 307 air-operated diaphragm pump features a stall-free low pulsation air valve that provides a smooth and rapid changeover.

Typical applications include oil transfer and evacuation, fuel dispense and transfer, windshield wash solution dispense, and water and anti-freeze dispense. Some models UL-approved for use in pumping gasoline and gasoline/alcohol blends up to 10% ethanol, diesel fuel, fuel oil and lubricating oil.

Features & Benefits:

– Quick and easy assembly and disassembly design
– Easy to service air valve and ball checks
– Operates on as little as 1.4bar, 0.14 MPa (20 psi)
– Split manifold option to pump multiple fluids without mixing
– 9.52mm (3/8″) end porting
– Every pump is tested prior to shipping
– Delivery up to 26.5lpm (7gpm)
– Easy-to-service air valve and ball checks

Technical Specifications:

– Application: Industrial
– Centre Section Material: Polypropylene
– Ball Material: 316 Stainless Steel
– Seat Material: Stainless Steel
– Diaphragm Material: PTFE/EPDM 2-Piece
– Fluid Inlet Size: 3/8″ (9.525mm)
– Air Inlet Size: 1/4″ (6.35mm)
– Power Source: Air
– Air Pressure (Maximum): 100 (psi)
– Flow Rate (Maximum): 24.6 (L/min)
– Operating Temperature (Maximum): 66 (°C)
– Solid Size (Maximum): 0.1588 (cm)
– Thread Type: BSP

Image is for illustrative purposes only.

Graco Husky Pumps

Graco Chemical Compatibility Guide

Parts and Repair Kits:

Valve Ball Kit: D03030
Valve Seat Kit: D03300
Diaphragms Kit: D03001
Fluid Section Repair Kit: D03331
Air Section Repair Kit: 239952