2-1/2" Flange - 1500 PSI - Hub Blank
| Nominal Size | 2-1/2" |
| Pressure Class | 1500 PSI |
| Connection Type | Hub Blank |
| Bore | 2.32" |
| Outer Diameter (OD) | 9.62" |
| Flange Thickness | 1.62" |
| Barrel OD | 5.88" |
| Wall Thickness | 1.78" |
| Bolt Circle Diameter | 7.5" |
| Number of Bolt Holes | 8 |
| Bolt Hole Size | 1-1/8" |
| Ring Groove (RF) Depth | 4.12" |
| Relief Diameter | 4.88" |
| Relief Length | 1.25" |
| RTJ Length | 3.9" |
| Stud Bolt Size | 1" |
| Weight (Base @ null") | 144 lbs |
| Weight per Inch | 19 lbs/in |
About This Specification
This page contains dimension and weight data for 2-1/2" ASME B16.5 flanges at 1500 PSI pressure class. The Hub Blank (HB) connection type is specified herein.
Data Source: FCI Forged Components Catalog 2020 | ASME B16.5-2020 Standard