Chemical Resistant Brass / Nylon Pipe Testing Plug.
Stem is hollow allowing the introduction of air or water pressure into the system being tested. The stem top is a combination 1/8" NPT Thread and 3/8" Hose Barb
Seal Diameter: 41mm (Expands to 47mm)
Seal Length: 41mm
Stem Material: Brass
Wingnut Material: Nylon
Seal Material: Rubber
Stem Attachment: 1/8" NPT Thread / 3/8" Hose Barb
Weight: 139g
Manufacturer: Anderson Manufacturing - USA