MK-SERIES

MK-Series SUPER DUTY High Pressure Plunger Pumps

  • 11-1/2"L x 8-1/2" W x 5" H
  • Heavy Duty Bronze or High Strength Aluminum Alloy Connecting Rod Assemblies 1 Lb. Each
  • Heavy Duty Reinforced Brass Heads with External and Internal Bracing
  • Large Diameter Stainless Steel Valve Caps with Increased Thread Depth
  • 1/2" Inlet 3/8" Outlet
  • Reinforcing Ring on Inlet and Discharge Ports
  • Deeper Back Covers For Increased Oil Capacity. 28 oz. Crank Case Capacity

Solid Shaft Models

24 mm Keyed, Solid Shaft

MK-Series Plunger Pump

Model Gpm Psi Power Requirements Seal Kit Valve Kit Weight
1450 RPM MKC 13/28-S 3.5 4000 10 HP Electric UD-28 UD-30 27 lbs.
MKC 15/28-S 4.0 4000 10 HP Electric UD-28 UD-30 27 lbs.
MKC 18/24-S 5.0 3500 12.5 HP Electric UD-9 UD-30 27 lbs.
MKC 20/24-S 5.5 3500 15 HP Electric UD-9 UD-30 27 lbs.
1750 RPM
MKD 4.0/40-S 4.0 4000 10 HP Electric UD-28 UD-30 27 lbs.
MKD 4.0/40-SL* 4.0 4000 10 HP Electric UD-28 UD-30 27 lbs.
MKD 5.0/35-S 5.0 3500 12.5 HP Electric UD-28 UD-30 27 lbs.
MKD 5.0/35-SL* 5.0 3500 12.5 HP Electric UD-28 UD-30 27 lbs.
Rail Kit 8702.10 Standard ( 7/8" ) Rail Kit for MK-Series Solid Shaft Pumps
8702.20 Tall ( 2-1/2" ) Rail Kit for MK-Series Solid Shaft Pumps

Direct Drive, Gas Engine Flange Models

1" Hollow Shaft With Mounting Flange and Set Screw

MK-Series Plunger Pump

Model Gpm Psi Power Requirements Seal Kit Valve Kit Weight
3400 RPM MKL 3.5/40-W 3.5 4000 14.5 HP Gas UD-7 UD-30 28 lbs.
MKL 4.0/40-W 4.0 4000 16 HP Gas UD-7 UD-30 28 lbs.
MKL 5.0/35-W 5.0 3500 16 HP Gas UD-28 UD-30 28 lbs.

Gear Reduction Drive, Gas Engine Models

1" or 1-1/8" Hollow Shaft (Please Specify); 2.2:1 Gear Reduction

MK-Series Plunger Pump

Model Gpm Psi Power Requirements Seal Kit Valve Kit Weight
Gear Reduction MKC 13/28-GR 3.5 4000 14.5 HP Gas UD-28 UD-30 37 lbs.
MKC 15/28-GR 4.0 4000 16 HP Gas UD-28 UD-30 37 lbs.
MKC 18/24-GR 5.0 3500 16 HP Gas UD-9 UD-30 37 lbs.
MKC 20/24-GR 5.5 3500 18 HP Gas UD-9 UD-30 37 lbs.

Direct Drive, Electric Flange Models

1-1/8" Hollow Shaft with 182/184 Mounting Flange and Set Screw

MK-Series Plunger Pump

Model Gpm Psi Power Requirements Seal Kit Valve Kit Weight
1750 RPM MKD 4.0/30-U 4.0 3000 7.5 HP Electric UD-28 UD-30 30 lbs.
MKD 4.5/30-UL* 4.5 3000 10 HP Electric UD-9 UD-30 30 lbs.

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*"L" denotes left hand shaft

Pricing and specifications subject to change without notice.