GRACO D32311 – Husky 307 PP 3/8″ NPT Standard Pump, PP Center Section, SS Seats, PTFE Balls & PTFE

GRACO D32311 – Husky 307 PP 3/8″ NPT Standard Pump, PP Center Section, SS Seats, PTFE Balls & PTFE Diaphragm, 100 PSI

Husky 307 air-operated double diaphragm pump with polypropylene construction, SST seats, and PTFE balls and diaphragm. Designed for reliable fluid transfer with excellent chemical compatibility and durability in demanding applications.

Features:

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.

Quick and easy assembly and disassembly design

Easy to service air valve and ball checks

Operates on as little as 20 PSI (1.4 bar, 0.14 MPa)

Split manifold option to pump multiple fluids without mixing

Every pump is tested prior to shipping

3/8 in (9.52 mm) end porting

Delivery up to 7 gpm (26.5 lpm)

Easy-to-service air valve and ball checks

Additional Specifications

Flow Rate: 7 gpm maximum

Max Working Pressure: 20-100 PSI operating range

Material: Polypropylene construction, SST seats, PTFE balls and diaphragm

Displacement Per Cycle: 0.02 gallon (0.076 liter)

Max Air Consumption: 6 scfm

Max Pumpable Solids: 0.006 in (1.5 mm)

Max Operating Temp: PTFE 220°F, Buna-N 180°F, Hytrel 150°F

Sound Level: 75 dBa

Instruction Manual: 308553

Air Exhaust Port Size (in)	3/8
Air Exhaust Port Thread Gender	Female
Air Exhaust Port Thread Type	NPT
Air Inlet Size (in)	1/4
Air Inlet Thread Gender	Female
Air Inlet Thread Type	NPT
Application	Industrial
Ball Material	PTFE
Center Section Material	Polypropylene
Compatible Material	Antifreeze, Detergents, Motor Oil, Hydraulic Fluid, Cutting Oil, Water – Wastewater Treatment, Water, Ink
Connection Type	Threaded
Diaphragm Material	PTFE/EPDM 2-Piece
Fluid Inlet Size (in)	3/8
Fluid Inlet Thread Gender	Female
Fluid Inlet Thread Type	NPT
Fluid Outlet Size (in)	3/8
Fluid Outlet Thread Gender	Female
Fluid Outlet Thread Type	NPT
Fluid Section Material	Polypropylene
Manifold Configuration	End Port
Manifold O-Ring Material	PTFE
Material	Polypropylene
Maximum Air Consumption (SCFM)	5.5
Maximum Air Pressure (MPa)	0.69
Maximum Air Pressure (psi)	100
Maximum Cycle Rate (CPM)	330
Maximum Flow Rate (GPM)	6.5
Maximum Fluid Pressure (MPa)	0.69
Maximum Fluid Pressure (psi)	100
Maximum Operating Temperature (°F)	150
Maximum Solid Size (in)	0.0625
Minimum Operating Temperature (°F)	40
Power Source	Air
Seat Material	Stainless Steel
Standards Met	CE
Type	Pneumatic Diaphragm Pump
Weight (lb)	4.75

Features

Air-operated double diaphragm design

PTFE balls and diaphragm for excellent chemical resistance

SST (stainless steel) seats for durability

Polypropylene construction for corrosion resistance

Self-priming operation

Can handle solids up to 0.006 inches

Applications

Chemical transfer applications requiring excellent chemical compatibility

Corrosive fluid handling

Applications requiring self-priming capability

Low to medium flow rate fluid transfer

Compatible Equipment

Husky 307 pump series

Related Parts

D31277 – Husky 307 AC 3/8″ NPT Standard Pump, PP Center Section, AC Seats, BN Balls & BN Diaphragm

D31255 – Husky 307 AC 3/8″ NPT Standard Pump, PP Center Section, AC Seats, TPE Balls & TPE Diaphragm

D32255 – Husky 307 PP 3/8″ NPT Standard Pump, PP Center Section, AC Seats, TPE Balls & TPE Diaphragm

D32977 – Husky 307 PP 3/8″ NPT Standard Pump, PP Center Section, PP Seats, BN Balls & BN Diaphragm

Part of the Husky 307 series pump family. BSP ported version available as D38311. Consult Process Equipment Buyer’s Guide (300433) for additional configurations.

Reference Manuals

300627 (Page 10) Ink manufacturing and printing solutions