Construction typeBlockDatum diameter3.7500 in, 95.25 mmMaterialCast ironNumber of grooves6.0000O.D. (in)3.7500 , 95.25 mm
| Construction type | Block |
| Datum diameter | 3.7500 in, 95.25 mm |
| Material | Cast iron |
| Number of grooves | 6.0000 |
| O.D. (in) | 3.7500 , 95.25 mm |