Pipe, Pipe Schedule 40, Welded, Pipe Weld Type Electric Resistance Weld, Pipe Connection Type Threaded on Both Ends, Black Steel, Pipe Size - Nominal 1/2 in, Overall Pipe Length 4 ft, Pipe Thread Type MNPT x MNPT, Max. Pressure 150 psi @ 150 Degrees F, Max. Steam Pressure 1715 psi WSP @ 650 Degrees F, Wall Thickness 3/32 in, Inside Dia. 39/64 in, Outside Dia. 53/64 in, Standards ASTM A-53, ASTM A-733, Federal Specification WWN 351. This item has been restricted from sale in the following state (s): []