| Item | Part No. | Part Name | Qty | Serial No. |
| (209-60-73503) | MOTOR ASS'Y | K30055-K31999 | ||
| (\1\209-60-73502) | MOTOR ASS'Y | K30011-K30054 | ||
| (\0\209-60-73501) | MOTOR ASS'Y | K30001-K30010 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1640-01A0 TO Y1640-03A0. | ||||
| THE KAYABA KOGYO PART NUMBER IS THAT KB IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | ||||
| KBB011B-12006 | CYLINDER BLOCK ASS'Y | K30055-K31999 | ||
| KB2046B-61214 | CYLINDER BLOCK ASS'Y | K30011-K30054 | ||
| KB2046B-61213 | CYLINDER BLOCK ASS'Y | K30001-K30010 | ||
| 1 | \6\ | CYLINDER BLOCK | K30055-K31999 | |
| \6\ | CYLINDER BLOCK | K30011-K30054 | ||
| \6\ | CYLINDER BLOCK ASS'Y | K30001-K30010 | ||
| 2 | KBB0111-23002 | PLATE¤ VALVE | K30055-K31999 | |
| \6\ | PLATE¤ VALVE | K30011-K30054 | ||
| \6\ | PLATE¤ VALVE | K30001-K30010 | ||
| 3 | \6\ | PISTON ASS'Y | K30001-K31999 | |
| KB2046B-61006 | RETAINER PLATE ASS'Y | K30055-K31999 | ||
| KB2046B-61004 | RETAINER PLATE ASS'Y | K30011-K30054 | ||
| 4 | \6\ | PLATE¤ RETAINER | K30001-K31999 | |
| 5 | \6\ | HOLDER¤ RETAINER | K30055-K31999 | |
| \6\ | HOLDER¤ RETAINER | K30001-K30054 | ||
| 6 | KB20461-67421 | SHAPAN | K30001-K31999 | |
| 7 | KB20461-62006 | CASE¤ OIL SEAL | K30001-K31999 | |
| 8 | KB20461-66904 | BEARING¤ ROLLER | K30001-K31999 | |
| 9 | KB20461-60401 | BEARING¤ NEEDLE | K30001-K31999 | |
| 10 | KB20461-61601 | RACE¤ INNER | K30001-K31999 | |
| 11 | KB20461-61801 | COLLAR | K30001-K31999 | |
| 12 | KB20461-61315 | SPRING | K30001-K31999 | |
| 13 | KB20461-70802 | PIN | K30055-K31999 | |
| KB20461-70801 | PIN | K30001-K30054 | ||
| 14 | KB20461-69301 | WASHER | K30001-K31999 | |
| 15 | KB20461-68604 | RING¤ SNAP | K30001-K31999 | |
| 16 | KB20461-68602 | RING¤ SNAP | K30001-K31999 | |
| 17 | KB20461-68605 | RING¤ SNAP | K30001-K31999 | |
| 18 | KB92703-16500 | BOLT¤ SOCKET HEAD | K30001-K31999 | |
| 19 | KB20461-62104 | SEAL¤ OIL (KIT) | K30001-K31999 | |
| 20 | KB20461-65213 | O-RING (KIT) | K30001-K31999 | |
| 21 | KB95123-11500 | O-RING (KIT) | K30001-K31999 | |
| 22 | KB20461-69409 | PISTON¤ BRAKE | K30001-K31999 | |
| 23 | KB20461-69603 | PLATE¤ FRICTION | K30001-K31999 | |
| 24 | KB20461-69602 | PLATE¤ FRICTION | K30001-K31999 | |
| 25 | KB20461-69503 | PLATE¤ DISK | K30001-K31999 | |
| 26 | KB20461-61314 | SPRING | K30001-K31999 | |
| 27 | KB20941-63109 | O-RING (KIT) | K30001-K31999 | |
| 28 | KB95113-01000 | O-RING (KIT) | K30001-K31999 | |
| 29 | KB15096-01010 | PLUG | K30001-K31999 | |
| 30 | KB20461-61311 | SPRING | K30001-K31999 | |
| 31 | KB20461-69205 | BALL¤ STEEL | K30001-K31999 | |
| 32 | KB20461-42401 | PLUG | K30001-K31999 | |
| 33 | KB95113-01400 | O-RING (KIT) | K30001-K31999 | |
| 34 | KB20461-65104 | RING¤ BACK-UP (KIT) | K30001-K31999 | |
| 35 | KB20461-65105 | RING¤ BACK-UP (KIT) | K30001-K31999 | |
| 36 | KB95113-03400 | O-RING (KIT) | K30001-K31999 | |
| 37 | KB95113-02000 | O-RING (KIT) | K30001-K31999 | |
| SERVICE KIT | ||||
| K | (KB2046A-65125) | REPAIR KIT,TRAVEL MOTOR | K30001-K31999 |