Construction typeBlockDatum diameter5.6800 in, 144.272 mmMaterialCast ironNumber of grooves5.0000O.D. (in)5.6800 , 144.272 mm
| Construction type | Block |
| Datum diameter | 5.6800 in, 144.272 mm |
| Material | Cast iron |
| Number of grooves | 5.0000 |
| O.D. (in) | 5.6800 , 144.272 mm |