Suggested replacement:  Spa motor Waterway 3722021-0385, Model PF-50-2N22C, PF502N22C, 37220210385, 37220211D, PF 1102219928, 7-187098-02, 718709802
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Description: Waterway Pump, Executive
HP: 5
Voltage: 230V
Type: 2 Speed
Amp Draw: 16.4/4.8
Frame Size: R56Y
Discharge: Side
Suction Size: 2- 1/2" Union
Discharge Size: 2" Union
Unions Included: No
Motor A.O.Smith 7-187098-02 230

The Executive 56 Frame Spa Pump has an executive wet end designed for 56-Frame motors along with two double-shielded ball bearings.
Spa Pump Features:

Executive wet end designed specifically for 56-frame motors
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
56-frame motor for added strength, cooler operating temperature, and longer motor life
Larger 2-1/2" intake for improved flow performance and reduced noise
Large 6-1/2" diameter wet end for higher head pressure