Cherne Mechanical Expansion Plug,4" Nominal 268048

Mechanical Expansion Plug, Bypass Connection Size 1/2 in, Bypass Connection Type NPT, Bypass Thread Gender Male, For Maximum Pipe Inside Diameter 4.06 in, For Minimum Pipe Inside Diameter 3.6 in, For Pipe Size 4 in, Handle Material Cast Iron, Included Water Fill Port/Hose Not Included, Maximum Back Pressure (Air) 8.7 psi, Maximum Back Pressure (Water) 20 ft of head, Overall Height 12.75 in, Padlock Shackle Diameter Not Applicable, Plate Material Cast Iron, Plug Seal Location Inside Pipe