Udor KAPPA-55/GR-8 Diaphragm Pump

Udor KAPPA-55/GR-8 Diaphragm Pump

Item Code:
43.0 lb
Our price:
List price:

This Udor KAPPA-55/GR-8 Diaphragm Pump is an excellent choice for a variety of spraying applications. Sturdily constructed out of anodized aluminum, this pump is great for agricultural and industrial uses. Meant for use with 8 to 11 horsepower gasoline engines that have 1-inch shafts; includes gear reduction. Order your diaphragm pump today.

Manufacturer Description:

KAPPA-55 3-cylinder, medium pressure diaphragm pump with control unit and gearbox with 1" hollow shaft for mounting on 8 to 11 hp engines. These pumps are excellent choices for various horticulture, agricultural, lawn care, nursery, pest control and turf spraying applications. They are also effectively used in other applications such as aircraft de-icing, hydrostatic testing and cleaning. KAPPA-55 pumps are constructed of anodized aluminum with anodized aluminum and stainless steel liquid handling parts. Built-in pulsation dampener, control valve and pressure gauge are standard on all models. Features: Can Be Run Dry. Visual Oil Sight Gauges. Self-Priming Operation. Stainless Steel Check Valves. Large Capacity Oil Bath Crank Cases With Drain Plugs for Ease of Maintenance. Compatible with Most Fluids, Including: Liquid Fertilizers, Abrasive Materials, Suspension Products, Pesticides, De-Icing Materials and Other Hard To Handle Fluids. Adapt Easily To PTO, Gas Engine, Hydraulic And Belt Drive Applications. Maximum Fluid Temperature, 140° F. Custom Pumps Available To 200° F. Largest Selection of Flows, Pressures and Drive Options Available. Over 50 Years Of Diaphragm Pump Experience. One Piece Stainless Steel Diaphragm Bolts. Heavy Duty Pre-Formed Urethane Diaphragms.


  • Max flow: 15 gpm
  • Max pressure: 560 psi
  • Includes 6010.24 control unit and 5033.A4 gearbox with 1" hollow shaft for mounting on 8 to 11 hp engines
  • Port sizes: 1-1/4" HB inlet, (2) 1/2" HB outlet, 3/4" HB bypass
  • Pump shaft rotation: CW and CCW
  • Diaphragms: 3, semi-hydraulic, Desmopan® standard Buna available
  • Housing: Anodized aluminum
  • Max fluid temperature: 140°F
  • Weight: 49 lbs

Parts breakdown

 Parts breakdown parts