Description
Waterway 4HP 48 frame wet end 310-1910 for Waterway Executive Series spa pumps.
This is a complete, Waterway brand name wet end with all Waterway components including the 4HP impeller.
| Manufacturer | Waterway |
| Pump Model | Executive |
| Motor Frame | 48 Frame Thru-Bolt |
| Drain Plug Location | 3,6,9 o`clock |
| Suction Style | Center |
| Suction Connection Type | Male Buttress Thread (mbt) |
| Suction Pipe Size | 2″ |
| Discharge Style | Side |
| Discharge Connection Type | Male Buttress Thread (mbt) |
| Discharge Pipe Size | 2″ |
| Horsepower | 4.0hp |
| Volute Fastening Type | 8 Screws |
This wet end has 2 inch threaded connections to fit your 2 inch pump unions. (threads measure 3 1/16″ across pump connection threads for connection to 2 inch inner diameter plumbing/hose/pipe).
| 14a | Wet End, WW Executive 1.0hp 2″mbt 48fr | 310-1870 |
| 14a | Wet End, WW Executive 1.5hp 2″mbt 48fr | 310-1880 |
| 14a | Wet End, WW Executive 2.0hp 2″mbt 48fr | 310-1890 |
| 14a | Wet End, WW Executive 3.0hp 2″mbt 48fr | 310-1900 |
| 14a | Wet End, WW Executive 4.0hp 2″mbt 48fr | 310-1910 |
| 14a | Wet End, WW Executive 4.5hp 2″mbt 48fr | 310-1920 |
| 14a | Wet End, WW Executive 5.0hp 2″mbt 48fr | 310-1930 |
| 14b | Wet End, WW Executive 1.0hp 2-1/2″mbt x 2″mbt 48fr | 310-1800 |
| 14b | Wet End, WW Executive 1.5hp 2-1/2″mbt x 2″mbt 48fr | 310-1810 |
| 14b | Wet End, WW Executive 2.0hp 2-1/2″mbt x 2″mbt 48fr | 310-1820 |
| 14b | Wet End, WW Executive 3.0hp 2-1/2″mbt x 2″mbt 48fr | 310-1840 |
| 14b | Wet End, WW Executive 4.0hp 2-1/2″mbt x 2″mbt 48fr | 310-1860 |
| 14b | Wet End, WW Executive 4.5hp 2-1/2″mbt x 2″mbt 48fr | 310-1850 |
| 14b | Wet End, WW Executive 5.0hp 2-1/2″mbt x 2″mbt 48fr | 310-1830 |
| 15b | Motor, Century, 3.0 Horsepower, 230v, 2 Speed, 48 Frame | BN62 |
| 15b | Motor, Century, 3.0 Horsepower, 230v, 2 Speed, 48 Frame | SDS1302 |
| 15b | Motor, Century, 4.0 Horsepower, 208v-230v, 2 Speed, 48 Frame | BN-63 |
| 15b | Motor, US Motor/WW, 4.5hp, 230v, 2 Speed, 48 Frame | SPH30FL2SSPL |
| 16a | Pump, WW Exec, 1.0SPL, 115v, 1-Spd, 48fr, 2″, OEM | 3410410-1A |
| 16a | Pump, WW Exec, 1.5SPL, 115v, 1-Spd, 48fr, 2″, OEM | 3410610-1A |
| 16a | Pump,WW Exec,2.0hp,115v/230v,1-Spd,48fr,2″,OEM | 3410830-1A |
| 16a | Pump, WW Exec, 4.0SPL, 230v, 1-Spd, 48fr, 2″, OEM | 3411621-1A |
| 16a | Pump, WW Exec, 1.0SPL, 115v, 2-Spd, 48fr, 2″, OEM | 3420410-1A |
| 16a | Pump, WW Exec, 1.5SPL, 115v, 2-Spd, 48fr, 2″, OEM | 3420610-1A |
| 16a | Pump, WW Exec, 1.5SPL, 230v, 2-Spd, 48fr, 2″, OEM | 3420620-1A |
| 16a | Pump,WW Exec,2.0hp,230v,2-Spd,48fr,2″,OEM | 3420820-1A |
| 16a | Pump, WW Exec, 3.0SPL, 230v, 2-Spd, 48fr, 2″, OEM | 3421221-1A |
| 16a | Pump, WW Exec, 4.5SPL, 230v, 2-Spd, 48fr, 2″, OEM | 3421821-1A |
| 16c | Pump, WW Exec, 2.0SPL,115v/230v,1-Spd,48fr,2-1/2″ x 2″,OEM | 3410830-13 |
| 16c | Pump, WW Exec, 4.0SPL, 230v, 1-Spd, 48fr, 2-1/2″ x 2″, OEM | 3411621-13 |
| 16c | Pump, WW Exec, 1.0SPL, 115v, 2-Spd, 48fr, 2-1/2″ x 2″, OEM | 3420410-13 |
| 16c | Pump, WW Exec, 1.5hp, 115v, 2-Spd, 48fr, 2-1/2″ x 2″, OEM | 3420610-13 |
| 16c | Pump, WW Exec, 1.5SPL, 230v, 2-Spd, 48fr, 2-1/2″ x 2″,OEM | 3420620-13 |
| 16c | Pump,WW Exec,2.0hp,230v,2-Spd,48fr,2-1/2″ x 2″,OEM | 3420820-13 |
| 16c | Pump,WW Exec,3.0hp,230v,2-Spd,48fr,2-1/2″ x 2″,OEM | 3421221-13 |
| 16c | Pump, WW Exec, 4.5hp, 230v, 2-Spd, 48fr, 2-1/2″ x 2″, OEM | 3421821-13 |
| 16d | Pump, WW Exec, 1.5hp Century, Conv, 1-Spd, 48fr, 2-1/2″ x 2″ | 3410610-1A-2.5HZW |
| 16d | Pump, WW Exec, 1.5SPL USMotor, 115v,2-Spd,48fr, 2-1/2″ x 2″ | 3420610-13HZN |
| 16d | Pump, WW Exec, 1.5hp Century, 115v, 2-Spd, 48fr, 2-1/2″ x 2″ | 3420610-13HZW |
| 16d | Pump, WW Exec, 2.0hp Century,230v,2-Spd,48fr,2-1/2″x2″ | 3420820-13HZW |
| 16d | Pump, WW Exec, 3.0hp US Motors, 230v, 2-Spd,48fr, 2-1/2″x2″ | 3421221-13HZN |
| 16d | Pump, WW Exec, 3.0SPL Century, 230v, 2-Spd, 48fr, 2-1/2″x2″ | 3421221-13HZW |
| 16d | Pump, WW Exec, 4.0hp USMotor, 230v, 2-Spd, 48fr, 2-1/2″ x 2″ | 3421821-13HZN |
This pump wet end also replaces 310-1910B , 310-2740 , 5039-340 , 621837 , 806105062710 , WW3101910.
If needing to connect one end to 2 1/2 inch plumbing, use this 2” x 2” wet end with the 2” x 2-1/2’ union adapter 415-6010 & o-ring. O-301 ( 90-423-5229)That will allow installer to mate up to the existing 2-1/2” union.
