Comparison : Item # 221-172-1-2.52, 5/32 Inch O.D. Tube Acetal Push-To-Connect Tube to Swivel Male NPTF Drop Tee Adapter
Item # 221-172-1-2.54, 5/32 Inch O.D. Tube Acetal Push-To-Connect Tube to Swivel Male NPTF Drop Tee Adapter
Item # 221-172-1-32, 3/16 Inch O.D. Tube Acetal Push-To-Connect Tube to Swivel Male NPTF Drop Tee Adapter
Item # 221-172-1-42, 1/4 Inch O.D. Tube Acetal Push-To-Connect Tube to Swivel Male NPTF Drop Tee Adapter
Item # 221-172-1-44, 1/4 Inch O.D. Tube Acetal Push-To-Connect Tube to Swivel Male NPTF Drop Tee Adapter