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product

3N2078

Cat Pump Displacement:8-90cc/r

Product Description

External gear pumps from RYAN Hydraulics have a floating bushing feature with automatic axial clearance compensation. The bushings are made with special abrasion resistant material providing improved service life. Precisely machined gears ensure our units provide excellent low noise characteristics. Our cold extrusion pump bodies can endure pressures above 30Mpa. High strength cast iron front and rear covers also enhance our reliability. Our units are widely used in the industrial mobile marine and aerospace industries.

Features

  • RYAN external gear pumps are produced in 9 different series (0P, 1P, 1.5P, 2P, 2.5P, 2.8P, 3P, 3.5P, 4P) and in each group different displacements are obtained by changing the gears width, refer to performance curves.
  • Pressure: RYAN offers three pressure ratings E, F and G.
  • Efficiencies: volumetric efficiency up to 98%, mechanical efficiency up to 88%.
  • Mountings: flanges, shaft ends and ports.
  • Seals: viton, buna and EPR seals is available.
  • Integration: all pumps can be odered with relief valve and check valve.
  • Introduction of RYAN External Gear Pumps.

Ordering Code

Technical Parameters

ModelDisplacement
(ml/r)
Pressure(bar)Speed(r/min)Min.flow at rated
pressure and speed
(L/min)
RotationWeight
(Kg)
RatedPeakRatedPeakMin.
4W54798.0 0.25 0.35 1500 2000 500 10.8 CCW18.4 
5H171912.0 0.80 2.00 1500 2000 500 15.0 CCW15.0 
3N207816.0 2.00 3.00 1500 2000 500 19.0 CCW19.4 
3S438622.0 2.50 3.15 1500 2000 500 300 CW19.4 
5M786428.0 2.50 3.15 2000 2500 500 45.6 CCW18.4 
3P681432.0 2.50 3.15 1800 2500 500 45.0 CW18.4 
7S462940.0 2.50 3.15 2000 2500 500 18.0 CCW18.4 
7G485647.0 26.00 35.00 1500 2000 500 78.0 CCW23.2 
1192924 47.5 26.00 35.00 1500 2500 500 66.0 CW5.0 
9P961055.0 26.00 35.00 1500 2000 500 91.5 CCW24.5 
1233472 55.0 26.00 35.00 1500 2000 500 91.5 CCW22.3 
1226658 55.0 26.00 35.00 1500 2500 500 91.5 CCW25.2 
9U953565.0 26.00 35.00 1500 2000 500 108.0 CCW26.5 
3P400271.0 3.00 4.00 2000 2500 500 174.0 CW15.5 
3P6816/3P038071.0 2.50 3.15 1800 2500 500 115.0 CW19.4 
8E121773.0 26.00 35.00 1500 2000 500 121.5 CCW31.5 
2P923973.3 2.50 3.15 1800 2500 500 122.0 CW15.5 
3G476890.0 16.00 20.00 2000 2500 500 180.0 CCW19.4 
4W2448Front:62.02.00 3.00 1500 2000 500 109.0 CW25.0 
Rear:48.02.00 3.00 82.0 

Dimensions

Application Areas

RYAN Cat pumps are widely used in hydraulic systems of bulldozer, loader, crane and other construction machineries.

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