| Valve Dimensions | ||||||
|---|---|---|---|---|---|---|
| .P. A1540.tif | 8 | 4 | tiff;; | |||
| 23 DTR | ||||||
| A | ||||||
| in mm | B | |||||
| in mm | C (Diameter in mm) | D | ||||
| Normal without ident | Oversize 1 0.075 | Oversize 2 0.150 | Oversize 3 0.300 | |||
| Inlet valve | 127.23 | 42 | 8.005 | |||
| 7.990 | 8.080 | |||||
| 8.065 | 8.155 | |||||
| 8.140 | 0.305 | |||||
| 8.290 | 46° | |||||
| Exhaust | 127.23 | 34.5 | 7.996 | |||
| 7.981 | 8.071 | |||||
| 8.056 | 8.146 | |||||
| 8.131 | 8.296 | |||||
| 8.281 | 46° | |||||
| Valve stem bore | - | 8.050 | ||||
| 8.025 | 8.125 | |||||
| 8.100 | 8.200 | |||||
| 8.175 | 8.350 | |||||
| 8.325 | - |
Oversizes 1 and 2 are factory installed as well as service installed.
Oversize A applies to service installation only.
Oversize identification markings for valves 1, 2 and 3 are marked on end of valve stem.