Construction typeBlockDatum diameter6.4800 in, 164.592 mmMaterialCast ironNumber of grooves2.0000O.D. (in)6.4800 , 164.592 mm
| Construction type | Block |
| Datum diameter | 6.4800 in, 164.592 mm |
| Material | Cast iron |
| Number of grooves | 2.0000 |
| O.D. (in) | 6.4800 , 164.592 mm |