Comparison : Item # NPT100, 1 Inch (in) Pipe Size Carbon Steel NPT Threaded Raised Face ANSI B16.5 Forged 150 Flange
Item # NPT125, 1 1/4 Inch (in) Pipe Size Carbon Steel NPT Threaded Raised Face ANSI B16.5 Forged 150 Flange
Item # NPT150, 1 1/2 Inch (in) Pipe Size Carbon Steel NPT Threaded Raised Face ANSI B16.5 Forged 150 Flange
Item # NPT200, 2 Inch (in) Pipe Size Carbon Steel NPT Threaded Raised Face ANSI B16.5 Forged 150 Flange
Item # NPT250, 2 1/2 Inch (in) Pipe Size Carbon Steel NPT Threaded Raised Face ANSI B16.5 Forged 150 Flange