Carbon Steel Flange, 4 Inch NPT Thread Pipe Size, Raised Face, ANSI Class 150

Carbon Steel Slip-On Flange, 4 Inch Pipe Size, NPT Thread, Class 150

Threaded Flanges: (NPT, Raised Face, 150#)
Threaded flanges are joined to pipes by screwing the pipe (which has a male NPT thread) onto the flange, without seam welds (in certain cases small welds may be applied to increase the strength of the connection). ASTM A105, ASME/ANSI B16.5 compliant. 

Specifications: 

Flange: NPT Thread
Material: Carbon Steel
Fitting Schedule/Class: Class 150
Fitting Connection Type: NPT Thread
Standards: ASME B16.5, ASTM A-105
Max. Pressure: 150 psi
Available Sizes: 1″, 1-1/4″, 1-1/2″, 2″, 3″, 4″, 6″, 8″