Water Pump
Home << Products << Engine System << Cooling Parts << Water Pump << 6206-61-1102 Water Pump for Komatsu PC100-5 PC120-5 PC200-5 PC220-5Part Number: 6206-61-1102
MOQ: 1 Piece
Warranty: 6 Months
Lead Time: 7 - 15 Days
Ref Cross: 6206-61-1104 6206-61-1101 6206-61-1100
Part Name: Engine Water Pump, Cooling Water Pump
Application: Komatsu 4D95L 6D95L engine cooling system applications
Compatible: Komatsu PC100-5 PC120-5 PC150-5 PC200-5 PC220-5
Product Description
The 6206-61-1102 water pump is used for Komatsu 4D95L 6D95L engine cooling system repair. It is commonly searched for older Komatsu PC-5 excavator applications such as PC100-5 PC120-5 PC150-5 PC200-5 PC220-5, especially when the removed pump label or parts record shows 6206-61-1102 or 6206-61-1104.
This page should focus on the 6206-61-1102 water pump group. Ref Cross numbers can help buyers match old records, but the final confirmation should come from the removed pump, gasket face, pulley area, housing shape and engine information.
| Main Part Number | 6206-61-1102 |
| Ref Cross | 6206-61-1100 6206-61-1101 6206-61-1102 6206-61-1104 |
| Part Name | Engine water pump, cooling water pump, water pump assembly |
| Engine Reference | Komatsu 4D95L 6D95L S4D95L S6D95L |
| Application | Komatsu engine cooling system coolant circulation applications |
| Compatible | PC100-5 PC120-5 PC150-5 PC200-5 PC220-5, final fitment should be verified |
| Main Check | Compare the old pump housing, gasket surface, bolt holes, pulley area and inlet outlet position before shipment |
Komatsu PC-5 excavators are often repaired with mixed replacement engines, aftermarket cooling parts and reused housings. A machine name such as PC200-5 is useful for search, but it is not enough to confirm a water pump by itself.
For older equipment, the safest method is to compare the removed pump. Important points include the casting shape, rear water passage, gasket profile, mounting holes, pulley-side structure and any visible number mark.
This approach is especially important when the buyer only has a partial part number such as 6206-61-1102, 6206-61-1104, or a no-hyphen search format copied from an old invoice.
| Workshop Symptom | What to Check Before Replacing the Pump |
| Temperature rises during heavy digging | Check radiator blockage, coolant flow, fan belt tension and water pump impeller condition |
| Coolant marks around the pump | Inspect the pump seal, gasket surface, drain hole, housing joint and hose connection area |
| Noise near the pulley side | Check bearing play, shaft movement, pulley alignment and belt load |
| New gasket still leaks | Check housing flatness, old gasket residue, bolt tightening sequence and wrong gasket selection |
| Cooling issue remains after pump change | Inspect thermostat, radiator core, coolant mixture, fan performance and air trapped in the cooling circuit |
Before ordering 6206-61-1102, send photos of the old pump from the front, rear, pulley side and gasket side. If the pump has a casting mark or label, include a close-up photo.
If the old record shows 6206-61-1104, 6206-61-1101 or 6206-61-1100, keep those numbers as checking references, but still compare the physical part before shipment.
Engine information is also useful. Provide the engine model, machine model and any available nameplate photos, especially when the excavator has been rebuilt before.
The old page content contains a long list of unrelated pump numbers. Many of those numbers are hydraulic pump or gear pump references, not Komatsu 4D95L 6D95L engine water pump numbers.
Keeping numbers such as 705-51-30290, 705-52-20240, 07400-40500 or 07448-66103 inside this product page can make the page look like a mixed pump directory instead of a focused water pump page.
For cleaner SEO, this page should only support the 6206-61-1102 water pump group and its confirmed application checks.
Drain the coolant before removal and clean the mounting surface carefully. Old gasket residue, corrosion or uneven contact can cause leakage even when the replacement pump is correct.
Check the fan belt, pulley alignment, thermostat, radiator and coolant hoses at the same time. On older PC-5 machines, cooling faults often come from more than one part.
Use the correct gasket profile and tighten bolts evenly. Avoid applying excessive sealant around water passages.
After installation, refill coolant, remove trapped air, check for leakage and monitor the temperature during the first working cycle.
Topvelsun supplies replacement engine cooling parts for Komatsu excavators and other heavy equipment. For 6206-61-1102 water pump orders, we help buyers compare old pump photos, gasket shape, housing details and engine information before shipment.
This product is suitable for repair workshops, fleet maintenance teams, used excavator rebuilders, engine repair shops, parts distributors and overseas buyers working on Komatsu 4D95L 6D95L cooling system repair.
6206-61-1102 is an engine cooling water pump. It should not be described as a hydraulic pump, gear pump or fuel pump.
Yes. 6206-61-1104 can stay as a Ref Cross number because it is commonly listed in the same Komatsu 4D95L 6D95L water pump reference group. The old pump should still be compared before ordering.
Common references include Komatsu PC100-5, PC120-5, PC150-5, PC200-5 and PC220-5. Final fitment should be verified by the old pump and engine information.
Send front, rear, pulley-side and gasket-side photos of the old pump, plus any visible part number mark, engine model and machine model. These details help reduce wrong-pump risk.
No. Unrelated hydraulic pump and gear pump numbers should be removed from this page. They can weaken the part number signal for 6206-61-1102 water pump searches.
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