2-1/2" Flange - 300 PSI - Long Weld Neck

Nominal Size2-1/2"
Pressure Class300 PSI
Connection TypeLong Weld Neck
Bore2.5"
Outer Diameter (OD)7.5"
Flange Thickness0.94"
Barrel OD3.94"
Wall Thickness0.72"
Bolt Circle Diameter5.88"
Number of Bolt Holes8
Bolt Hole Size7/8"
Ring Groove (RF) Depth4.12"
Weight (Base @ 9")25 lbs
Weight per Inch2.1 lbs/in

About This Specification

This page contains dimension and weight data for 2-1/2" ASME B16.5 flanges at 300 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