Products
Diaphragm Pumps
Piston Pumps
Drum Pumps
Lubrication Equipment
Filter Regulator Lubricators
Pneumatic Valves & Cylinders
Parts & Accessories
Services
Technologies
How Diaphragm Pumps Work
How Do Powder Pumps Work
Electric Diaphragm Pumps: An Overview
Piston Pump Working Principles
Piston Pump Motor Technologies
Support
Diaphragm Pumps Product Selector
Piston Pump Selector Tool
Document Library
Chemical Compatibility Guide
Blog
AODD Manufacturer Comparison Guide
Knowledge Hub
On-Demand Webinars
ARO Product Park
Industries
General Manufacturing
Chemical Transfer
Lubrication
Energy
Food & Beverage
Mining
Data Centers
Other Industries
Back to the product list

650944-XXX-B 2-Ball Piston Pump

  • 3.3:1 Ratio
  • Max Flow: 1.6 GPM (6.1 LPM)
  • Fluid Pressure: 165 - 3960 psi (11.4 - 273.1 bar)

Features

  • Integrated wet cup ensures extended pump life.
  • Reliability - Hydraulic pump motor is the fluid handling professional's path to trouble-free pumping
  • Durability - Improved top plug seal design to optimize and maintain motor seal integrity
  • Versatility - Lower pump as adaptable to hydraulic or pneumatic motor power source
  • Environmentally Sound - Hydraulic motor produces lower noise emissions than pneumatic motor
  • Serviceability - Simple two piece modular motor base permits easy access to the rod seal and wiper assembly

Accessories

  • 61938-1 Wall Mount Bracket
  • 66333-B Wet Sol
  • 65138 Floor Mount
  • 67136 Floor Mount Adapter
  • 637306-X43 Lower End Repair Kit

Materials of Construction

  • Lower Pump Material: 316 Stainless Steel
  • Plunger Material: 17-4 Stainless Steel

Packing Options

  • UHMW-PE

Pump Model

Lower Pump Material

Plunger Material

Hydraulic Motor

Stroke in (mm)

Hydraulic Inlet

Hydraulic Return

Lower Pump Model

Mat. Inlet

Mat. Outlet

Weight lb (kg)

650944-C43-B

316 Stainless Steel*

17-4 Stainless Steel*

3/8” NPT(F)

6 (152)

33/8”-18” NPT(F)

1/2” NPT(F)

66301-XXX

1-1/2” NPT(F)2” NPT(M)

1” NPT(F)

41.3 (18.7)

Ratio

3.3 :1

Hydraulic Inlet Pressure Range psi (bar)

50 - 1

Fluid Pressure Range psi (bar)

165 - 3

Max Cycles/Minute

50.0

Displacement/Cycle cu in (cm3)

7.4 (121.2)

Cycles/gal (L)

31.1 (8.2)

Flow @ 50 Cycles gpm (L/min)

1.6 (6.1)

Maximum Hydraulic Temp Limit

130˚ F (54˚ C)

Find a Dealer