2" Flange - 400 PSI - Long Weld Neck

Nominal Size2"
Pressure Class400 PSI
Connection TypeLong Weld Neck
Bore2"
Outer Diameter (OD)6.5"
Flange Thickness4.25"
Barrel OD3.31"
Wall Thickness0.66"
Bolt Circle Diameter5"
Number of Bolt Holes8
Bolt Hole Size3/4"
Ring Groove (RF) Depth3.62"
Relief Diameter3.31"
Relief Length5/8"
RTJ Length20"
Weight (Base @ null")1.5 lbs
Weight per Inch29 lbs/in

About This Specification

This page contains dimension and weight data for 2" ASME B16.5 flanges at 400 PSI pressure class. The Long Weld Neck (LWN) connection type is specified herein.

Data Source: FCI Forged Components Catalog 2020 | ASME B16.5-2020 Standard