| Item | Part No. | Part Name | Qty | Serial No. |
| YM172423-74101 | VALVE ASS'Y,CONTROL | 20109- | ||
| \0\YM172423-74100 | VALVE ASS'Y,CONTROL | 20001-20108 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.H0120-51A0 TO H0120-55A0. | ||||
| 1 | YM172425-74120 | .ROD,TIE | 20001- | |
| 2 | YM172425-74130 | .SECTION,OUTLET | 20001- | |
| 3 | YM172425-74580 | .SECTION,INLET | 20001- | |
| 4 | YM172151-74320 | ...O-RING | 20001- | |
| 5 | YM24321-000650 | ...O-RING | 20001- | |
| 6 | YM172425-74380 | ..VALVE,RELIEF | 20001- | |
| 7 | YM172116-74150 | ...O-RING | 20001- | |
| 8 | YM172423-74140 | .SECTION,SPOOL | 20001- | |
| 9 | YM172187-74300 | ...PLUG | 20001- | |
| 10 | YM24315-000180 | ...O-RING | 20001- | |
| 11 | YM172151-74320 | ...O-RING | 20001- | |
| 12 | YM24321-000650 | ...O-RING | 20001- | |
| 13 | YM172425-74390 | ..VALVE,RELIEF | 20001- | |
| 14 | YM172116-74150 | ...O-RING | 20001- | |
| 15 | YM26716-100002 | .NUT | 20001- |