Waterway Union Assembly [1-1/2" FPT x 1-1/2" Slip] (400-4160) prostar and this Jacuzzi Vinyl Liner

and this Jacuzzi Vinyl Liner Return Eyeball is designed for compatible applications where the original insert has cracked

and SP1077 style skimmer applications where the basket needs replacement

and C1800CF feeder applications where the lid needs to be removed safely and correctly during maintenance

compare the motor label

Waterway Union Assembly [1-1/2" FPT x 1-1/2" Slip] (400-4160) prostar and this Jacuzzi Vinyl LinerThe Waterway 400 4160 union assembly is designed for compatible plumbing applications using a 1 1 2 inch female pipe thread connection and a 1 1 2 inch slip outlet. A union assembly like this is useful where the plumbing must remain serviceable while also transitioning between threaded and solvent weld connection styles. This makes the Waterway union especially practical in repair work where one side of the line is threaded and the other side