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Executive Pump 2HP 230v 2-Speed 56fr 2" 3720821-1D Waterway

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SKU:
3720821-1D
MPN:
3720821-1D
Availability:
3720821-1D
Shipping:
Calculated at Checkout
Now: $398.77
RRP: $442.78

Description

3720821-1D Executive Pump 2HP 230v 2-Speed 56fr 2" 3720821-1D Waterway Plastics.

Spa Pump Features:

  • Executive wet end designed specifically for 56-frame motors
  • 56-frame motor for added strength, cooler operating temperature, and longer motor life
  • Large 6-1/2" diameter wet end for higher head pressure
  • 2" intake for improved flow performance and reduced noise
  • Wet end can be rotated for easy installation
  • Two double shielded ball bearings with moisture resistant grease for quieter operation and longer life
  • Two speed motors have four sets of insulated windings for increased efficiency
  • Dimensions (H x W x L): 9.08" x 8.05" x 13.275"

This WW Executive pump 3720821-1D replaces 301897 , 3710821-1D , 3720821 , 3M20821 , 5039-208 , 673903 .

The dual speed motors have insulated windings for increased efficiency and large, highly versatile 6-1/2" diameter wet end for higher head pressure. A split capacitor (start and run) allows for less energy consumption.

Complete Pump Type Portable Spa Pump
Speed 2 Speed (2-Spd)
Motor Voltage 230v
Drain Plug Location 3,6,9 o`clock
Pump to Motor Foot Types 4a
Suction Style Center
Suction Connection (Physical Dimension) 3-1/16"od
Suction Connection Type Male Buttress Thread (mbt)
Suction Pipe Size 2"
Discharge Style Side
Discharge Connection (Physical Dimension) 3-1/16"od
Discharge Connection Type Male Buttress Thread (mbt)
Discharge Pipe Size 2"
Horsepower 2.0hp
Motor Frame 56 Frame Thru-Bolt
Motor Amperage/Wattage 8.0A/3.0A
Manufacturer Waterway
Pump Model Executive

 diagram-waterway-executive-56-frame-parts-wetends3.jpg

1a Pump Union, 2" Female Buttress Thread x 2" Slip 0602-20
1b Pump Union, 2-1/2" Female Buttress Thread, 2" Slip 400-5990
2a O-Ring, Buna-N, 2-1/2" ID, 1/8" Cross Section, Generic O-43
2b O-Ring, Buna-N, 2-3/4" ID, 1/8" Cross Section, Generic O-245
3 Drain Plug, Waterway  715-1201
4 O-Ring, Waterway, Drain Plug/Valve Stem 805-0112
4 O-Ring, Buna-N, 7/16" ID, 3/32" Cross Section, Generic O-25
4 O-Ring, Buna-N, 1/2" ID, 3/32" Cross Section, Generic O-39
5 Screw, Waterway Exec/Renegade/Mustang, 8-32 x 7/16" 819-0005
6 Drain Plug Adapter, 1/4" Male Pipe Thread x 3/8" Barb 413-1201
6 Barb Adapter, Valterra 3/8" Barb x 1/4" Male Pipe Thread RF850
6 Barb Adapter, Waterway 3/8" Barb x 1/4" Male Pipe Thread 672-4350
7 Faceplate, Waterway Executive/Workman, 48 Frame/56 Frame, 2" 311-1220
7 Faceplate, Waterway Executive 48 Frame/56 Frame, 2-1/2" 311-1210
8 O-Ring, Buna-N, 6-3/4" ID, 1/8" Cross Section, Generic O-479 
9 Wear Ring, Waterway Executive 48/56fr, 4.0-5.0hp 319-1370
9 Wear Ring, Waterway Executive 48/56fr, 1.0-3.0hp 319-1380
10 Impeller, Waterway Executive, 1.0 Horsepower, Original Style 310-4220
10 Impeller, Waterway Executive, 2.0 Horsepower, Original Style 310-4210
10 Impeller, Waterway Executive, 3.0 Horsepower, Original Style 310-4200
10 Impeller,Waterway Executive, 4.0hp, Original Style 310-4190 
10 Impeller, Waterway Executive,0.75 Horsepower (Yellow/Red) 310-4230
10 Impeller,Waterway Executive, 5.0hp, Original Style 310-4180
11 Shaft Seal, PS-3865, 5/8" Shaft, Viton PS-1000 PS-3865R
11 Shaft Seal, PS-1000, 5/8" Shaft, Buna PS-1000
11 Shaft Seal, PS-1905, 5/8" Shaft, Silicon Carbide PS-1000 PS-1905
11 Shaft Seal, PS-961, 5/8" Shaft, Buna, Carbon Face PS-961
13 Water Slinger, Waterway Hi-Flo/Mustang/Executive 313-1400
14a Wet End, WW Executive 1.0hp 2"mbt 56fr 310-1710
14a Wet End, WW Executive 2.0hp 2"mbt 56fr 310-1720
14a Wet End, WW Executive 3.0hp 2"mbt 56fr 310-1730
14a Wet End, WW Executive 4.0hp 2"mbt 56fr 310-1740
14a Wet End, WW Executive 5.0hp 2"mbt 56fr 310-1750
14b Wet End, WW Executive 1.0hp 2-1/2"mbt x 2"mbt 56fr 310-1460
14b Wet End, WW Executive 2.0hp 2-1/2"mbt x 2"mbt 56fr 310-1480
14b Wet End, WW Executive 3.0hp 2-1/2"mbt x 2"mbt 56fr 310-1500
14b Wet End, WW Executive 4.0hp 2-1/2"mbt x 2"mbt 56fr 310-1440
14b Wet End, WW Executive 5.0hp 2-1/2"mbt x 2"mbt 56fr 310-1510
15a Motor, Century, 3.0 Horsepower, 230v, 1 Speed, 56 Y Frame B237
15a Motor, Century/WW, 5.0 Horsepower, 230v, 1-Spd, 56 Y Frame B238
15a Motor, US Motor/WW, 3.0hp, 230v, 1-Speed, 56Y Frame TS605
15a Motor, US Motor/WW, 5.0hp, 230v, 1-Speed, 56 Frame, SPL TS606
15b Motor, Century, 1.0 Horsepower, 230v, 2 Speed, 56 Y Frame B232
15b Motor, Century/WW, 2.0hp, 230v, 2-Spd, 56Fr B2233
15b Motor, Century, 3.0 Horsepower, 230v, 2 Speed, 56 Y Frame B2234
15b Motor, Century/WW, 4.0hp, 230v, 2-Speed, 56 Y Frame B2235
15b Motor, Century, 5.0 Horsepower, 230v, 2 Speed, 56 Y Frame B236
15b Motor, US Motor/WW, 2.0hp, 230v, 2-speed, 56Y Frame TT502
15b Motor, US Motor/WW, 3.0hp, 230v, 2-Speed, 56Y Frame TT503
15b Motor, US Motor/WW, 4.0hp, 230v, 2 Speed, 56 Y Frame TT505
15b Motor, US Motor/WW, 5.0hp, 230v, 2-Speed, 56Y Frame TT506
16a Pump, WW Exec, 2.0hp, 230v, 1-Spd, 56fr, 2", OEM 3710821-1D
16a Pump,WW Exec,3.0hp,230v,1-Spd,56fr,2",OEM 3711221-1D
16a Pump,WW Exec,4.0hp,230v,1-Spd,56fr,2",OEM 3711621-1D
16a Pump,WW Exec,5.0hp,230v,1-Spd,56fr,2",OEM 3712021-1D
16a Pump,WW Exec,2.0hp,230v,2-Spd,56fr,2",OEM 3720821-1D
16a Pump, WW Exec, 3.0hp, 230v, 2-Spd, 56fr, 2", OEM 3721221-1D
16a Pump,WW Exec,4.0hp,230v,2-Spd,56fr,2",OEM 3721621-1D
16a Pump,WW Exec,5.0hp,230v,2-Spd,56fr,2",OEM 3722021-1D
16b Pump, WW Exec, 4.0hp US Motor, 230v, 1-Spd, 56fr, 2" 3711621-1DHZN
16b Pump, WW Exec, 4.0hp Century, 230v, 1-Spd, 56fr, 2" 3711621-1DHZW
16b Pump, WW Exec, 5.0hp US Motor, 230v, 1-Spd, 56fr, 2" 3712021-1DHZN
16b Pump, WW Exec, 5.0hp Century, 230v, 1-Spd, 56fr, 2" 3712021-1DHZW
16b Pump, WW Exec, 2.0hp US Motor, 230v, 2-Spd, 56fr, 2" 3720821-1DHZN
16b Pump, WW Exec, 2.0hp Century, 230v, 2-Spd, 56fr, 2" 3720821-1DHZW
16b Pump, WW Exec, 3.0hp US Motor, 230v, 2-Spd, 56fr, 2" 3721221-1DHZN
16b Pump, WW Exec, 3.0hp Century, 230v, 2-Spd, 56fr, 2" 3721221-1DHZW
16b Pump, WW Exec, 4.0hp US Motor, 230v, 2-Spd, 56fr, 2" 3721621-1DHZN
16b Pump, WW Exec, 4.0hp Century, 230v, 2-Spd, 56fr, 2" 3721621-1DHZW
16b Pump, WW Exec, 5.0hp US Motor, 230v, 2-Spd, 56fr, 2" 3722021-1DHZN
16b Pump, WW Exec, 5.0hp Century, 230v, 2-Spd, 56fr, 2" 3722021-1DHZW
16c Pump,WW Exec,2.0hp,230v,1-Spd,56fr,2-1/2" x 2",OEM 3710821-13
16c Pump,WW Exec,3.0hp,230v,1-Spd,56fr,2-1/2" x 2",OEM 3711221-13
16c Pump,WW Exec,4.0hp,230v,1-Spd,56fr,2-1/2" x 2",OEM 3711621-13
16c Pump,WW Exec,5.0hp,230v,1-Spd,56fr,2-1/2" x 2",OEM 3712021-13
16c Pump,WW Exec,2.0hp,230v,2-Spd,56fr,2-1/2" x 2",OEM 3720821-13
16c Pump, WW Exec, 3.0hp, 230v, 2-Spd, 56fr, 2-1/2" x 2", OEM 3721221-13
16c Pump, WW Exec, 4.0hp, 230v, 2-Spd, 56fr, 2-1/2" x 2", OEM 3721621-13
16c Pump,WW Exec,5.0hp,230v,2-Spd,56fr,2-1/2" x 2",OEM 3722021-13
16d Pump, WW Exec, 4.0hp US Motor,230v,1-Spd,56fr,2-1/2" x 2" 3711621-13HZN
16d Pump, WW Exec, 4.0hp Century,230v,1-Spd,56fr,2-1/2" x 2" 3711621-13HZW
16d Pump, WW Exec,5.0hp US Motor,230v,1-Spd,56fr,2-1/2" x 2" 3712021-13HZN
16d Pump, WW Exec,5.0hp Century,230v,1-Spd,56fr,2-1/2" x 2" 3712021-13HZW
16d Pump, WW Exec,2.0hp US Motor, 230v,2-Spd, 56fr,2-1/2" x 2" 3720821-13HZN
16d Pump, WW Exec, 2.0hp Century,230v,2-Spd,56fr,2-1/2" x 2" 3720821-13HZW
16d Pump, WW Exec, 3.0hp USMotor, 230v, 2-Spd, 56fr, 2-1/2" x 2" 3721221-13HZN
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Warranty Information

Manufacturer's Warranty 1 Year
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