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Hydraulic Cylinder Seal Kit for Excavator Part No. JCB 991/00156
This high-performance seal kit is designed for heavy-duty construction machinery. Utilizing advanced production equipment, including CNC machines and vacuum-thermoforming technology, we ensure precision engineering for Polymer PTFE seals, O-rings, PU seals, and more.
Focusing on excavator cylinder components, our range includes pump seal kits, control valve kits, swing motor kits, and center joint seals, all managed through a digital warehouse system to maintain quality standards.
| Material | Working Speed | Working Pressure | Temperature Range |
|---|---|---|---|
| NBR+PTFE+PU+SPCC+NY | 15m/s | 0 ~ 60MPa | -45°C ~ +260°C |



| S/N | Machine Model | Part Number | Description |
|---|---|---|---|
| 1 | JCB 2002 NEW MODEL | 550-41000 | STABILIZER KIT |
| 2 | JCB 2002 NEW MODEL | 550-41001 | L.SHOVEL KIT |
| 4 | JCB 2002 NEW MODEL | 550-41003 | BUCKET KIT |
| 9 | JCB 2012 | 991-10142 | SLEW KIT |
| 12 | JCB 2013 | 333/Y-6024 | BOOM KIT |
| 15 | JCB 3DX | 130-15110 | STABILIZER KIT |
| 19 | JCB 3DX | 130-15107 | BUCKET KIT |
| 92 | JCB 3CX | 991/00156 | REPAIR SEAL KIT |
| 100 | JCB 3CX | 991-00127 | REPAIR SEAL KIT |
* Showing top reference parts. Full compatibility list available upon request.





