Waterway 1.5" pump union tailpiece with 1.5" F exit

This union is most often used directly on the 1.5-inch FBT outlet of a heat pump, a massage pump ( for example the Hi-Flo) or a sand filter. It has a 1.5 inch MBT thread (diameter 62 mm), and a 1.5 inch] female outlet.

Dimensions
Outside diameter of thread: 62 mm or 1.5-inch MBT
Inside diameter: 48 mm (female socket for 1.5-inch pipe)

Part numbers
Waterway: 417-4010