The Crankshaft Oil Seal 3005887 / 3001771 is engineered to provide dependable sealing performance for Cum mins heavy-duty diesel engines. Installed around the crankshaft assembly, this seal helps prevent engine oil leakage while protecting internal components from dust, moisture, and external contamination.
Manufactured using premium rubber compounds with reinforced structural design, this aftermarket replacement delivers excellent resistance to heat, oil, pressure, and continuous engine operation.
Designed for demanding industrial and heavy equipment applications, this oil seal is suitable for Cum mins K-Series and QSK-Series engines commonly used in mining equipment, generator sets, marine applications, and construction machinery.
| Product Name | Crankshaft Oil Seal |
| Part Number | 3005887 / 3001771 |
| Installation Position | Crankshaft Seal |
| Material | High Temperature Resistant Rubber + Metal Frame |
| Condition | New Replacement Part |
| Type | Engine Sealing Component |
| Application | Diesel Engine Maintenance & Overhaul |
| Brand | JUSHENG / OEM Available |
Fit for Cum mins Engines:
Widely used in:
The crankshaft oil seal prevents engine oil leakage and protects the crankshaft area from dust and contaminants.
Yes. This product is manufactured according to replacement specifications for part numbers 3005887 and 3001771.
Yes. JUSHENG supports OEM packaging, branding, and wholesale cooperation.
Please provide your engine model, engine serial number, or part number before ordering.