Place of Origin:
China
Brand Name:
Belparts
Certification:
CE
Model Number:
PC650-3
More Branded Accessories are Available
| Hydraulic Parts | Hydraulic Pump | Final Drive | Travel Reduction |
| Swing Motor | Swing Reduction | Control Valve | Gear Parts |
| Slew Bearing | Engine Assembly | Hydraulic Cylinder | ECU |
Komatsu PC650-3 Hydraulic Boom Cylinder | PN:209-63-X2020 / 209-63-X2010 / 209-63-02010 | High-Quality Aftermarket Spare Parts
1. Basic Product Info
This premium aftermarket boom cylinder comes with three mutually compatible OEM part numbers, tailored to replace the original component on Komatsu PC650-3 heavy excavators. It undertakes the lifting and lowering work of the boom, ideal for harsh operating scenarios such as open-pit mining, rock quarrying and large-scale earthworks. All products are manufactured following original factory specifications, featuring unified pin hole spacing, mounting size and hydraulic interface, enabling hassle-free installation without any on-site processing.
| Item | Specification |
|---|---|
| Product Name | Hydraulic Boom Cylinder |
| Applicable Model | Komatsu PC650-3 |
| OEM Part Number | 209-63-X2020, 209-63-X2010, 209-63-02010 |
| Quality Level | Brand New High-Grade Aftermarket |
| Warranty Period | 12 months coverage for production defects |
| Minimum Order Quantity | 1 piece, ready in stock |
| Quality Control | ISO9001 qualified, 100% hydraulic pressure tested prior to delivery |
2. Core Technical Parameters
| # | Part No. | Description | Qty |
|---|---|---|---|
| G-1 | (209-63-X2011) | BOOM CYLINDER GROUP,L.H | 1 |
| G-1 | (209-63-X2010) | BOOM CYLINDER GROUP,L.H | 1 |
| G-1 | (209-63-X2021) | BOOM CYLINDER GROUP,R.H | 1 |
| G-1 | (209-63-X2020) | BOOM CYLINDER GROUP,R.H | 1 |
| ---- | ==================== | ||
| 1 | 209-63-02011 | CYLINDER ASS'Y | 1 |
| 1 | 209-63-02010 | CYLINDER ASS'Y | 1 |
| 1 | 209-63-52540 | Cylinder | 1 |
| 2 | 707-46-13010 | Bushing | 1 |
| 3 | 07043-00108 | PLUG,(WITHOUT OIL PRESSURE SWITCH) | 1 |
| 4 | 707-28-20510 | HEAD,CYLINDER | 1 |
| 5 | 707-51-14130 | PACKING,ROD (KIT) | 1 |
| 6 | 707-51-14630 | RING,BUFFER (KIT) | 1 |
| 7 | 707-52-91150 | Bushing | 1 |
| 7 | 707-52-11410 | Bushing | 1 |
| 8 | 198-63-93170 | SEAL,DUST (KIT) | 1 |
| 9 | 07179-14160 | RING, SNAP | 1 |
| 9 | 707-75-14012 | RING,SNAP | 1 |
| 10 | 07000-15195 | O-RING (KIT) | 1 |
| 11 | 707-35-92050 | RING,BACK-UP (KIT) | 1 |
| 12 | 07000-15195 | O-RING (KIT) | 1 |
| 13 | 07001-05195 | RING,BACK-UP (KIT) | 1 |
| 14 | 707-71-31460 | COLLAR | 1 |
| 15 | 707-71-11450 | Ring | 1 |
| 16 | 01010-52790 | Bolt | 12 |
| 17 | 209-63-52520 | ROD,PISTON | 1 |
| 18 | 707-46-11520 | Bushing | 1 |
| 19 | 07043-00108 | PLUG,(WITHOUT OIL PRESSURE SWITCH) | 1 |
| 20 | 707-91-02062 | PISTON ASS'Y | 1 |
| 20 | 707-91-02061 | PISTON ASS'Y | 1 |
| 20 | ---- | Piston | 1 |
| 20 | ---- | Piston | 1 |
| 21 | ---- | SEAT,VALVE | 4 |
| 22 | ---- | Valve | 2 |
| 23 | ---- | Spring | 2 |
| 24 | ---- | VALVE,PISTON | 1 |
| 24 | ---- | VALVE,PISTON | 2 |
| 25 | 07000-12115 | O-RING,(Y1621-01A0-10) | 1 |
| 26 | 707-35-52860 | RING,BACK-UP (KIT) | 2 |
| 27 | 707-39-20820 | RING,WEAR (KIT) | 4 |
| 28 | 707-44-20180 | RING,PISTON? L.H. (KIT) | 1 |
| 28 | 707-44-20080 | RING,PISTON (KIT) | 1 |
| 29 | 707-40-20970 | Spacer | 2 |
| 30 | 707-37-20020 | Piston | 1 |
| 31 | 707-71-51461 | PLUNGER | 1 |
| 31 | 707-71-51460 | PLUNGER | 1 |
| 32 | 707-40-20910 | Retainer | 1 |
| 33 | 01252-31490 | Bolt | 6 |
| 34 | 209-63-52570 | TUBE,L.H | 1 |
| 34 | 209-63-52670 | TUBE,R.H | 1 |
| 35 | 209-62-58180 | TUBE,L.H | 1 |
| 35 | 209-62-58190 | TUBE,R.H | 1 |
| 36 | 07000-13038 | O-RING, (WITHOUT EMERGENCY STEERING) | 4 |
| 37 | 01010-51245 | BOLT, MOUNTING BRACKET TO RADIATOR (TOP) | 8 |
| 38 | 01643-31232 | WASHER,(NOT USED WITH EMERGENCY STR.) | 8 |
| 39 | 07378-11210 | HEAD,(FOR SHIPPING) | 2 |
| 40 | 07371-51260 | FLANGE,(FOR BACKHOE) | 4 |
| 41 | 01010-51245 | BOLT, MOUNTING BRACKET TO RADIATOR (TOP) | 8 |
| 42 | 01643-31232 | WASHER,(NOT USED WITH EMERGENCY STR.) | 8 |
| 43 | 707-88-96110 | BAND | 1 |
| 44 | 707-88-96120 | Bracket | 1 |
| 45 | 01010-51240 | BOLT,(WITH SERVICE VALVE R.H.) | 4 |
| 46 | 01643-31232 | WASHER,(NOT USED WITH EMERGENCY STR.) | 4 |
| 47 | 07283-23442 | CLIP,(WITH UNDER MIRROR) | 2 |
| 48 | 01599-01011 | NUT,(WITH UNDER MIRROR) | 4 |
| 49 | 01643-31032 | WASHER,(WITH AUTO EMERGENCY STEERING) | 4 |
| ---- | ==================== |
| Spec Item | Data |
|---|---|
| Cylinder Bore | 180mm |
| Piston Rod Diameter | 120mm |
| Effective Stroke | 1720mm |
| Nominal Working Pressure | 34.3MPa |
| Inspection Pressure | 51.45MPa (1.5 times of standard working pressure) |
| Cylinder Tube | High-strength seamless alloy steel with fine inner honing |
| Piston Rod | 40CrMo alloy steel after heat treatment, 28~32μm hard chrome coating, HRC68~72 for excellent wear and bend resistance |
| Matching Seal Kit PN | 209-63-X2010K |
| Operating Temperature Range | -25℃ ~ +85℃ |
| Structural Feature | Double lug design with durable copper wear bushings, built-in buffer structure to mitigate working impact |
3. Product Advantages
4. Supplier Brief
Our factory focuses on R&D and production of hydraulic cylinders for classic Komatsu excavator models for more than a decade. We supply a full range of boom, arm and bucket cylinders for PC series heavy equipment, and our products are well-received by clients across Africa, Southeast Asia and the Middle East.
5. FAQ
Q1: Is this cylinder suitable for Komatsu PC650-5?
A: Not applicable. PC650-5 adopts exclusive part codes and structural sizes, which cannot be cross-installed.
Q2: Does the regular package include sealing accessories?
A: Seal kit is not included in standard delivery. You can purchase the matched repair kit separately and get a favorable combined price.
Q3: How about the protective packaging for long-distance maritime transport?
A: The cylinder is filled with anti-rust oil internally, the piston rod is coated with anti-rust grease, then wrapped with waterproof film and packed in sturdy export plywood case.
Q4: Will there be a price discount when purchasing a complete set of working device cylinders?
A: Combined orders for full sets enjoy graded preferential prices, and we provide consolidated delivery to cut down overall logistics costs.
Q5: What after-sales support can I get if oil leakage occurs during the warranty period?
A: Please send photos of the leakage position and the excavator serial number, we will provide free seal replacement and professional remote technical guidance.
Send your inquiry directly to us