Catalog spare parts Komatsu for free - "21. BACKHOE CONTROL VALVE (3/8) [6254] - Komatsu part WB91R-2 S/N 91F20001-Up [wb91r_2]"
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| _ | _ | β | Number | Qty | Name | Options |
| | | | 844020217 | 1 | Control valve,assy | SN: 91F20001-91F20014 |
| | | | 844020224 | 1 | Control valve,assy | SN: 91F20015- |
| | | 1 | 844200447 | 1 | Block, boom control assy | SN: 91F20001-91F20014 |
| | | 1 | 844200473 | 1 | Block, boom control assy | SN: 91F20015- |
| | | 1 | * | 1 | Housing kit | SN: 91F20001- |
| | | 2 | 844200413 | 1 | Seal Kit | SN: 91F20001- |
| | | 3 | 844200415 | 1 | Compesator kit | SN: 91F20001-91F20014 |
| | | 3 | 844200614 | 1 | Compesator kit | SN: 91F20015- |
| | | 4 | 844200416 | 2 | Valve kit | SN: 91F20001- |
| | | 5 | 844200418 | 1 | Operating kit | SN: 91F20001-91F20014 |
| | | 5 | 844200417 | 1 | Operating kit | SN: 91F20015- |
| | | 6 | 844200427 | 1 | Boot | SN: 91F20015- |
| | | 7 | 844200425 | 1 | Cover kit | SN: 91F20001- |
| | | 8 | 844200422 | 2 | Secondary valve | SN: 91F20001- |
| | | 9 | 844200174 | 2 | Secondary valve seal kit | SN: 91F20001- |
| | | 10 | 844200419 | 1 | Seal kit | SN: 91F20001- |
| | | 11 | 844200423 | 1 | Locking cover kit (orange) | SN: 91F20001- |
| | | 12 | 844200424 | 1 | Locking cover kit (blue) | SN: 91F20001- |
