Skip Content

Want to pay an invoice? Please call us at 1-800-GRAINGER (1-800-472-4643).


Rotary Gear Pump, 100 psi, Bronze, 1/2 HP, Phase

  • Item# 4KHP5
  • Mfr. Model# 4KHP5
  • Catalog Page# 3358
  • UNSPSC# 40151551
Rotary Gear Pump, 100 psi, Bronze, 1/2 HP,   Phase close
close x

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.
Megaphone How can we improve our Product Images?

Price $563.00 / each

Activate Now

to save with

Select AdvantageSM

Please sign in or register to access lists

Please sign in or register to access Quote

Jump to:
  • Shipping Weight 34.6 lbs.
Country of Origin India Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Product Details

Heavy duty gear pumps feature self priming, bidirectional, positive displacement, designed to operate with nearly pulseless flow. They are used in a wide variety of applications including industrial, agricultural, marine, domestic, and commercial apartments. The pumps can be directly mounted to NEMA frame Open Drip-Proof (ODP) motors. All pumps are fitted with standard pressure relief valves (PRV) that can be ported internally or externally. Bronze pumps are ideal for handling water-based fluids.

View More

Technical Specs

  • Item Rotary Gear Pump
  • Type Carbonator
  • HP 1/2
  • Voltage 115/230
  • Amps 8.2/4.1
  • Motor Frame Carbonator
  • Motor Enclosure ODP
  • Port Size (In.) 3/8
  • Suction Lift (Ft.) 3.6
  • GPM Max. 4.4
  • Max. Pressure (PSI) 100
  • Relief Valve With
  • Seal Buna N Mechanical
  • Body Material Bronze
  • Shaft Material 303 Stainless Steel
  • Max. Temp. (F) 210
  • Gear Material Bronze Spur
  • Max. RPM 1725
  • Bushing Carbon Graphite
  • Length (In.) 5-3/4
  • Width (In.) 5-5/8
  • Height (In.) 15-3/4
  • GPM @ Freeflow 4.4
  • GPM @ 20 PSI 4.1
  • GPM @ 40 PSI 3.8
  • GPM @ 60 PSI 3.5
  • GPM @ 80 PSI 3.2
  • GPM @ 100 PSI 3
  • Max. Viscosity (SSU) 400
  • O-Ring Buna N
  • Manufacturers Warranty Length 6 Months
Megaphone How can we improve our Technical Specifications?

Compliance and Restrictions


Replacement Parts

Need help finding replacement parts? Please use the list below or call 1-800-GRAINGER (1-800-472-4643)

Alternate Products

Alternate Products may not be identical in style or function to original selection. Please compare below for more information.

Customer Reviews

Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.