| NPS | Bolt Circle Dia. | Bolt Hole Size | Dia. of Bolts | Dia. of Hub C Min | Length of Threads C Min. | Length of Bolts | Number of Bolt Holes | Outside Flange Dia. A | Overall Length B Min. | Thickness of Flange D Min |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 1/4 | 3.00 | 0.27 | --- | --- | 0.67 | --- | 4.00 | 3.88 | 0.78 | --- |
