Construction typeBlockDatum diameter25.2800 in, 642.112 mmMaterialCast ironNumber of grooves5.0000O.D. (in)25.2800 , 642.112 mm
| Construction type | Block |
| Datum diameter | 25.2800 in, 642.112 mm |
| Material | Cast iron |
| Number of grooves | 5.0000 |
| O.D. (in) | 25.2800 , 642.112 mm |