8" Flange - 300 PSI - Hub Blank

Nominal Size8"
Pressure Class300 PSI
Connection TypeHub Blank
Bore7.62"
Outer Diameter (OD)15"
Flange Thickness1.56"
Barrel OD11.56"
Wall Thickness1.97"
Bolt Circle Diameter13"
Number of Bolt Holes12
Bolt Hole Size7/8"
Ring Groove (RF) Depth10.62"
Relief Diameter10.25"

About This Specification

This page contains dimension and weight data for 8" ASME B16.5 flanges at 300 PSI pressure class. The Hub Blank (HB) connection type is specified herein.

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