| Pump Size | in³/rev | A (inches) | B (inches) |
| 1L6 | 0.24 | 3.54 | 1.65 |
| 1L9 | 0.37 | 3.66 | 1.73 |
| 1L12 | 0.49 | 3.81 | 1.81 |
| 1L16 | 0.65 | 3.97 | 1.88 |
| 1L22 | 0.89 | 4.25 | 2.00 |
| 1L27 | 1.10 | 4.48 | 2.12 |
| 1L35 | 1.42 | 4.84 | 2.32 |
| Pump Rotation | Inlet | Outlet |
| 1-1/16"-12 UNF 2B | 7/8"-14 UNF 2B | |
| Clockwise (D) | C | D |
| Counter-clockwise (I) | D | C |
| Part Numbering System | ||||||
| Range | Size | Rotation | Shaft | Flange | Ports | |
| 1L | 6 | D | G | 09 | S | |
| 9 | Clockwise | Splined | SAE "A" | SAE O-ring boss | ||
| 12 | I | H | ||||
| 16 | Counter-clockwise | Straight keyed | ||||
| 22 | ||||||
| 27 | ||||||
| 35 | ||||||