Dimensions for NPS 1 Class 400 generic flange
| Field | Value | Notes |
|---|---|---|
| Outside Diameter of Flange (O) | 4-7/8" | |
| Minimum Thickness of Flange (tf) | 11/16" | |
| Diameter of Bolt Circle (W) | 3-1/2" |
Flange dimensions in seconds.
Download Flange Bolt Chart.
| Field | Value | Notes |
|---|---|---|
| Outside Diameter of Flange (O) | 4-7/8" | |
| Minimum Thickness of Flange (tf) | 11/16" | |
| Diameter of Bolt Circle (W) | 3-1/2" |