| 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 37/100 | 2.40 | 0.27 | --- | --- | 0.36 | --- | 4.00 | 2.94 | 0.53 | --- |
