| Part Number |
6221-31-3130 |
| Application |
Komatsu WA380 Excavator |
| Engine Model |
SA6D108 |
| Material |
High-grade copper alloy |
| Place of Origin |
Guangdong, China |
| Condition |
New |
| Warranty |
12 Months |
| MOQ |
10 pieces |
| Delivery Time |
3-7 Days |
| Weight |
1KG |
| Function |
Reduces crank pin wear, improves engine longevity |
| Compatibility |
Direct replacement for OEM part |
| Inspection |
Video outgoing-inspection available |
| Certification |
Machinery Test Report provided |
| Installation |
Professional installation recommended |
| Lubrication |
Requires engine oil lubrication |
| Temperature Range |
-30＜C to +150＜C |
| Surface Treatment |
Precision machined, smooth finish |
| Load Capacity |
50MPa (static), 25MPa (dynamic) |
| Standards |
Meets ISO 3547 bearing standards |
