| Item | Part No. | Part Name | Qty | Serial No. |
| 450-853 | PUMP ASS'Y | 5001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1600-01A0 T0 Y1600-05A0. | ||||
| 450-869 | PUMP SUB ASS'Y | 5001- | ||
| 1 | BLOCK,CYLINDER | 5001- | ||
| 2 | PLATE,VALVE | 5001- | ||
| 3 | WASHER | 5001- | ||
| 4 | SPRING | 5001- | ||
| 5 | RING,SNAP | 5001- | ||
| 6 | GUIDE,RETAINER | 5001- | ||
| 7 | PIN | 5001- | ||
| 8 | RETAINER,SHOE | 5001- | ||
| 9 | PISTON SUB ASS'Y | 5001- | ||
| 10 | PLUG | 5001- | ||
| 11 | PLUG | 5001- | ||
| 12 | O-RING | 5001- | ||
| 13 | PISTON SUB ASS'Y | 5001- | ||
| 14 | SPRING | 5001- |