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                    Waterway Executive 56 Frame Spa Pump, 4HP, 230V
  
  
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                	Part Number: 3721621-1D 
                      	
                      Manufacturer: Waterway Plastics 
                               
      	    Manufacturer Part No: 3721621-1D 
    	           
                                
              
           
          
        
                  
      
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      Waterway Executive 56 Spa Pump, 4HP, 230V 
Waterway Plastics 56 Frame Executive spa pump wet end  
assembled to a 56 frame, 4hp, 2-speed 230V hot tub motor 
This spa pump has a 2 inch intake and a 2 inch discharge for plumbing  
(but measures 3 inches - see bottom of this page) Use Part No. 415-6010 Buttress Adapter  to convert to a 2-1/2 inch intake  Manufacturer Part No. 3721621-1D Other Part No. PF-40-2N22C 
  
Features: 
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Executive spa pump wet end designed specifically for 56-frame spa motors 
 
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Two double shielded ball bearings with moisture resistant grease for quieter operation and longer life 
 
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Two speed spa motors have four sets of insulated windings for increased efficiency 
 
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56 frame spa motor for added strength, cooler operating temperature and longer motor life 
 
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Large 6-1/2" diameter wet end for higher head pressure 
 
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Split capacitor, (start and run) for less energy consumption 
 
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Thermally protected to extend life expectancy of the spa motor 
 
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Highly versatile spa wet end can be rotated every 90 degrees 
 
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Viton seals 
 
 
  
  
  
  
How to measure for the 4hp 56 frame Executive spa pump wet end: 
  
  
  
              Pump Union Fittings for Executive 2" and 2-1/2 Plumbing                                                         Use Buttress Adapter for 2-1/2 intake   
  
       
Manufacturer Part No. 3721621-1D Other Part No. PF-40-2N22C  
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		Pump/Motor Vibration Pad.
	   
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		Waterway Barbed Adapter fitting for Waterway Spa Pump. 672-4350
	   
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		Man. Part No. 400-5670
2 inch pump union for Hi-flo and 2 inch Executive
	   
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		Man. Part No. 400-6010
2-1/2 inch pump union for Executive Spa Pumps 
	   
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		Waterway Plastics threaded buttress union adapter. Manufacturer's Part No. 415-6010 Use to make a 2 inch pump wet end 2.5 inches (measures 3" ID and 3-3/8" OD)
	   
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		GE Marathon Spa Pump Motor. 4.0/5.0HP, 2-Speed, 56 Frame, 230V 12.0 / 3.9 AMPS , Part # 5KCP49UN9096X,7136,513167
	   
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		Use this J&J mini pump cord to plug your pump into our spa control. Order with spa control and save.
	   
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		3HP,4HP,5HP 12.0/4.0 AMP 56 Frame 2 speed, 230V US Motor, TT505, R63MWENA-4727 US Motor/ Emerson/ AO Smith/ Century replacement motor
	   
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		AO Smith / Century / Magnetek 4hp 230V 2-speed, 56 Frame motor B2235,7-187563-02,187563,7-196018-01,196018,7-F56AA57A01-05
	   
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		2 Inch Heater Tailpiece O-Ring Gasket for stainless steel heater manifold. Also used for the 2 inch Waterway Spa Pumps.
	   
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		2-1/2 Inch Heater Tailpiece O-Ring Gasket for stainless steel heater manifold. Also used for the 2-1/2 inch Waterway Spa Pumps. Use for Waterway Viper and someExecutive pumps with 2-1/2 inch intake.
	   
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