Waterway Pump Union [2-1/2" Union x 2" Slip] (400-5990) pumpmotors Because it fits 48/56 frame

Because it fits 48/56 frame applications

Momentary switches are useful because they react during the actuation event and then return to their original state instead of holding the changed position

The Hayward flush union is designed for compatible plumbing applications where a 2 inch MPT connection needs to transition to 2 inch slip in a serviceable format

Helps simplify installation and removal work

Improves repair presentation and installation confidence

Waterway Pump Union [2-1/2" Union x 2" Slip] (400-5990) pumpmotors Because it fits 48/56 frameThe Waterway 400 5990 pump union is designed for compatible pump plumbing applications using a 2 1 2 inch union connection and a 2 inch slip outlet. This style is useful where the pump side must retain a larger union format while the downstream plumbing transitions into a smaller rigid line. That size change makes this Waterway union especially practical in retrofit and replacement work where the pump connection and the existing plumbing do not match