Piston Pump Parts Rotary Group CAT 330B Replacement for CAT Excavator
         
            
      
      
      
    
                                                                                
        | Cover End RPM [Max: | 75.0 LB | 
                                                  
        | Minor Diameter [Max: | Flange Mount | 
                                                  
        | Shaft Type: | Right Hand (CW) | 
                                                  
        | Pressure Port Size, Shaft End: | 3520VQ38A14-1BB20 | 
                                                  
        | Pilot Type: | 3 | 
                                                  
        | Minor Diameter [Min: | Flange | 
                                                  
        | Shaft Seal Type: | 5/16 in | 
                                                  
        | Mounting Flange: | Standard Pilot | 
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
   
      
    
          
Product Details
        
               
        
            
                                
              | Cover End RPM [Max | 75.0 LB | 
                                        
              | Minor Diameter [Max | Flange Mount | 
                                        
              | Shaft Type | Right Hand (CW) | 
                                        
              | Pressure Port Size, Shaft End | 3520VQ38A14-1BB20 | 
                                        
              | Pilot Type | 3 | 
                                        
              | Minor Diameter [Min | Flange | 
                                        
              | Shaft Seal Type | 5/16 in | 
                                        
              | Mounting Flange | Standard Pilot | 
                                        
              | Minor Diameter | 1.25 in | 
                                        
              | Shaft End Pressure [Max | Straight w/ Key | 
                                        
              | Port Orientation - Shaft End | 3520VQ | 
                                        
              | Displacement Shaft End (cu in/revolution) | 2 1/2 in | 
                                        
              | Seal Material | Buna-N | 
                                        
              | Pressure Port Size, Cover End | 2400 | 
                                        
              | Relief Valve Setting | N/A | 
                                        
              | Manufacturer Part No. | SAE C, 2 Bolt | 
                                        
              | Major Diameter [Min | Single Shaft Seal | 
                                        
              | Shaft Dia. | N/A | 
                                        
              | Major Diameter [Max | 2500 | 
                                        
              | Cover End Pressure [Max | 2400 | 
                                        
              | Shaft Length | N/A | 
                                        
              | Displacement Cover End (cu in/revolution) | 14 gal/min @ 1200 rpm, 21 gal/min @ 1800 rpm | 
                                        
              | Spline Description | N/A | 
                                        
              | Model No. | N/A | 
                                        
              | GPM @ 1,800 rpm, Shaft End | N/A | 
                                        
              | Mounting | N/A | 
                                        
              | Port Type | N/A | 
                                        
              | Shaft End RPM [Max | 38 gal/min @ 1200 rpm, 57 gal/min @ 1800 rpm | 
                                        
              | Max. RPM [Max | 3520VQ38A14-1BB20 | 
                                        
              | Shaft End Flow @ RPM | 2000 | 
                                        
              | Integral Valve Configuration | 3000 | 
                                        
              | Controlled Flow Rate | 21 | 
                                        
              | GPM @ 1,800 rpm, Cover End | 57 | 
                                        
              | Weight | w/o Integral Valves | 
                                        
              | Pump Series | Outlet 45° CCW from Inlet | 
                                        
              | Port Size | Outlet 90° CCW from Inlet | 
                                        
              | Shaft Key | 3/4 in Flange | 
                                        
              | Cover End Flow @ RPM | 1 1/4 in Flange | 
                                        
              | Port Orientation - Cover End | 2.8 | 
                                        
              | Rotation | 7.42 |