This part is a 90 Elbow, 1 1/2"street x 1 1/2"street..
This part glues inside of a 1 1/2" fitting on both sides that would measure about 1 7/8" Inside Diameter..
This part is a 90 Elbow, 1/2"slip x 1/2"spigot..
This part accepts a 1/2" Pipe or fitting on the slip side that would measure about 3/4" Outside Diameter and glues inside of a 1/2" fitting on...