Koko Shop Machine Co., Ltd Specialized in hydraulic seals and seal kits for hydraulic hammer rock breaker, hydraulic excavator, wheel loader, and JCB backhoe loader. And, Our Company also supply Engine Parts, hydraulic piston pump and hydraulic travel motor, Swing motor assembly and hydraulic component parts, electric parts, etc. Hydraulic hammer breaker parts with piston, cylinder, chisel, through bolt, side bolt, top bush, front head bushing, accumulator, valve, etc. We always try our best for all our customers and make it better and better. Welcome!
| 31N4-15012 MAIN PUMP r140w-7 | 2440-9339KT | Seal Kit |
| 31N5-15011 MAIN PUMP r170w-7 | E550260 | Buffer SEal |
| 31N6-15010 MAIN PUMP r200w-7 | E5503040 | Rod seal |
| 31N6-10051 MAIN PUMP r210lc-7 | K9001877 | Back up ring |
| 31N7-10011 MAIN PUMP r250lc-7 | 115-00059 | Dust Seal DHI |
| 31N8-10060 MAIN PUMP r290lc-7 | E6311621 | O-ring |
| 31N8-10080 MAIN PUMP R290LC-7A | 53B423-1 | Back up ring |
| 31N8-10070 MAIN PUMP R305LC-7 | E6311641 | O-ring |
| 31N8-10011 MAIN PUMP R305LC-7 | E5130260 | Piston seal |
| 31N9-10010 MAIN PUMP R320LC-7 | 00Z105-0 | Wear ring |
| 31NA-10010 MAIN PUMP R360LC-7 | 00R-097-0 | Dust Ring |
| 31NA-10030 MAIN PUMP R360-7а | E6490086 | O-ring |
| 31NB-10022 MAIN PUMP R450LC-7 | 53A387-0 | Back up ring |
| 31Q4-15030 MAIN PUMP r140w-9s | Seal Kit Boom | |
| 31Q5-15030 MAIN PUMP r170w-9s | 440-00355AKT | Seal Kit |
| 31Q6-15320 MAIN PUMP r210w-9s | E550280 | Buffer SEal |
| 31Q7-10050 MAIN PUMP r260lc-9s | E5303140 | Rod seal |
| 31Q8-10030 MAIN PUMP r300lc-9s | K9001877 | Back up ring |
| 31Q9-10080 MAIN PUMP r330lc-9s | 115-00059 | Dust Seal DHI |
| 31QB-10011 MAIN PUMP r480lc-9s | E6311621 | O-ring |
| 31QB-10030 MAIN PUMP r520lc-9s | 53B423-1 | Back up ring |
| Part number Name Excavator Model | E6311641 | O-ring |
| 31N4-15012 MAIN PUMP r140w-7 | E5130260 | Piston seal |
| 31N5-15011 MAIN PUMP r170w-7 | 00Z105-0 | Wear ring |
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