| Item | Part No. | Part Name | Qty | Serial No. |
| (363-876-3131) | VALVE ASS'Y | | 21290- |
| (363-876-3130) | VALVE ASS'Y | | 20094-21289 |
| (363-876-3110) | VALVE ASS'Y | | 20001-20093 |
| | THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1682-01A0 TO Y1682-02A0. | | |
| | THE KAYABA KOGYO PART NUMBER IS THAT KB IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | | |
| 1A | 363-43-38470 | PLATE | | 21290- |
| 42A-64-13190 | SPACER ASS'Y | | 20001-20093 |
| 1 | KB21011-30961 | SPACER | | 20001-20093 |
| 2 | KB21001-00106 | O-RING | | 20001-20093 |
| 363-64-33150 | SPOOL SECTION ASS'Y | | 20001- |
| 3 | \6\ | HOUSING | | 20001- |
| 4 | KB21011-32404 | POPPET | | 20001- |
| 5 | KB21011-30604 | SPRING | | 20001- |
| 6 | KB21001-00106 | O-RING | | 20001- |
| 7 | \6\ | SPOOL | | 20001- |
| 8 | KB21001-00689 | O-RING | | 20001- |
| 9 | KB21011-32801 | WIPER | | 20001- |
| 10 | KB21011-31702 | PLATE | | 20001- |
| 11 | KB91111-60102 | SCREW | | 20001- |
| 12 | KB21011-30904 | SPACER | | 20001- |
| 13 | KB95131-01400 | O-RING | | 20001- |
| 14 | KB21001-00689 | O-RING | | 20001- |
| 15 | KB21011-30702 | SEAT,SPRING | | 20001- |
| 16 | KB21011-30603 | SPRING | | 20001- |
| 17 | KB21011-30510 | PIN | | 20001- |
| 18 | KB21011-30609 | SPRING | | 20001- |
| 19 | KB21011-33002 | BALL | | 20001- |
| 20 | KB21011-33003 | BALL | | 20001- |
| 21 | KB21011-31804 | SLEEVE | | 20001- |
| 22 | KB21011-31013 | CAP | | 20001- |
| 23 | KB92703-06321 | BOLT,HEAD | | 20001- |
| 24 | KB21011-33403 | SPACER | | 20001- |
| 25 | KB21011-33501 | RING,SNAP | | 20001- |
| 26 | 42A-64-13170 | OUTLET SECTION ASS'Y,OUTLET | | 20001- |
| 27 | 363-876-3140 | ROD,TIE | | 20094- |
| 42A-876-1120 | ROD,TIE | | 20001-20093 |
| 28 | 42A-64-13120 | NUT | | 20001- |
| 29 | 363-876-3150 | ROD,TIE | | 20094- |
| 42A-876-1130 | ROD,TIE | | 20001-20093 |
| 30 | 42A-64-13140 | NUT | | 20001- |
| 31 | 42A-64-13240 | VALVE ASS'Y,ANTI-VOID | | 20001- |
| 32 | KB21001-00036 | O-RING | | 20001- |
| 33 | 42A-64-13250 | PLUG,(FOR SHIPPING) | | 20001- |
| 34 | 42A-64-13270 | PLUG | | 20001- |
| 35 | 07000-12018 | O-RING | | 20001- |
