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...
This part is a (1) 90 Ell 1 1/2" Street X 1 1/2"Slip with an 3/8" FPT hole in the side.. The 90 ELL receives a 1 1/2" fitting on one side which would measure 1 7/8" OD and then slips into a 1 1/2"...