Skip to Main Content

Arimitsu 61001 Right-Hand Shaft Plunger Pump Upgrade Kit - Replaces CAT 310, 5CP

Mfr. Model #:
61001 / A8041
KR Part #:
23.00 lbs
Usually Ships in 4 Weeks
Now Only!
A triplex plunger pump package that includes a model 313 pump, 7.2" pulley assembly, and rail set. Designed for quiet operation. Handles a maximum pressure of 1500 PSI, flow rate of 4 GPM and speed of 1050 RPM.

Technical Specifications

RPM: 1050
Max GPM: 4
Max PSI: 1500
Inlet Port: 1/2 inch
Max Temperature: 175 degrees F
Shaft Diameter: 18 millimeter
Crankcase Capacity: 17 ounce

Product Description

Quiet 313 Pump - Right Shaft

Arimitsu's 61001 is an upgrade package used to replace a CAT 310 or 5CP pump. The 313 pump is quieter than the CAT models it replaces. The package includes a model 313 pump, 7.2" pulley assembly, and rail set. Balanced flow crankcase is designed to ensure quiet operation. This version features a right-hand shaft.


  • Flow: 4 GPM
  • Pressure: 1500 PSI
  • RPM: 1050
  • Shaft Diameter: 18mm
  • Inlet Pressure: -5 to 70 PSI
  • Inlet: 1/2"
  • Outlet: 3/8"
  • Oil Requirement: 17 oz
  • Max Liquid Temp.: 175°F
  • Shaft Location: R
  • Weight: 23.00 lbs.


  • Triplex pumps provide smooth liquid flow
  • Liquid cooled, low drag seals provide long life, improved suction, higher efficiency and longer dry running without damage
  • Balanced flow crankcase design and precision machining ensure uniform lubrication and quiet operation
  • Manifold is designed and machined to guarantee superior fluid flow
  • Interchangeable valves for maintenance ease
  • Zero-clearance exclusionary seals protect crankcase


  • Stainless steel valves with polished valve seats and hardened seating surfaces for efficient operation
  • Precision ground ceramic plungers utilize a proprietary material blend for long life and increased thermal

Shock Resistance:

  • Forged brass manifolds offer strength and corrosion resistance
  • Proprietary, proven seal blend maximizes life and lengthens maintenance intervals
  • Oversized crankshaft bearings for long life and quiet operation


  • No special tools required for repair or maintenance
  • Fluid end is easily serviced without entering crankcase
  • Easy access seal case and valve assemblies
  • Seals self-compensate for wear

Product Reviews

Frequently Asked Questions