THis part is a Short 2 5/16" Long Coupling, 1-1/2"slip x 1-1/2"slip..
The slip side receives a 1 1/2" pipe or fitting that would measure about 1 7/8" OUtside Diameter..
This part is a Tee, 1-1/2"slip x 1-1/2"slip x 1-1/2"slip.. The Inside Diameter of each slip fitting is 1 7/8" and receives either a 1 1/2" pipe or fitting..
PVC Pipe Fitting Type