Construction typeBlockDatum diameter8.5000 in, 215.9 mmMaterialCast ironNumber of grooves2.0000O.D. (in)8.5000 , 215.9 mm
| Construction type | Block |
| Datum diameter | 8.5000 in, 215.9 mm |
| Material | Cast iron |
| Number of grooves | 2.0000 |
| O.D. (in) | 8.5000 , 215.9 mm |