Waterway Pump Parts 310-1740 3101740 Wet End for Executive Series 56

Waterway Pump Parts 310-1740 3101740 Wet End for Executive Series 56 frame pumps rated 230V/11.5-12.5A 2" SD/CS, fits Waterway pumps with 6.5" diameter motors (true 56 frame), with 2" PVC pipe size.

For Waterway 3721621-1D, PF-40-2N22C, and all Executive 56 on 12 a,p motors with 3" threads in and out.

Threads measure 3-1/8" outside diameter, 2" MBT industry standard thread. For pumps rated 4 HP, pump complete p/n is 3721621-1D, using impeller p/n 310-4190. Waterway Pump Parts and genuine OEM replacement parts by Waterway Plastics. Waterway pumps are Made in the U.S.A. PF-40-2N22C, PF402N22C, 37216211D, PF-40-1N22C. This has bolt pattern of 5.8" bolt circle, this is typical of big 56 frame motor bolt pattern this is measured diagonally bolt to bolt. Measured as a square bolt pattern this would be 4.1" x 4.1" bolt to bolt. (true 48 frame is a bolt circle of 5.1" and as as square pattern, would be 3.6 x 3.6").