F-OIL-8521 engine oil filter, OEM reference 4658521RCP. Fits Hitachi ZX-1 series excavators. High density filter paper multi-layer impurity interception. Anti-corrosion metal shell leak-proof sealing rubber ring. Efficient engine oil contamination removal. Protects engine internal components reduces wear. Direct replacement original maintenance spare part stable filtration long service life.

| Item | Details |
|---|---|
| Our Part Number | F-OIL-8521 |
| OEM Part No | 4658521RCP |
| Product Name | Hitachi ZX-1 Series Excavator Engine Oil Filter |
| Filter Type | Spin-on Rotary Oil Filter |
| Filter Media | Multi-layer high-density composite filter paper |
| Outer Shell Material | Anti-rust thick carbon steel |
| Sealing Part | Nitrile rubber high elasticity gasket |
| Filtration Precision | 10μm |
| Flow Rate | 12 L/min |
| Working Pressure Max | 1.0 MPa |
| Operating Temperature | -25℃ ~ 120℃ |
| Fit Equipment | Hitachi ZX-1 full series excavator |
| Application | Engine lubrication system impurity filtration, engine wear reduction |
| Single Package Size | 140×140×240 mm |
| Single Gross Weight | 0.85 KG |
| Feature | Original matching mounting dimension; multi-layer dirt interception; rustproof housing leak-proof seal; extend engine service life; direct replacement without modification |
| Our Part Number | OEM Part Number | Filter Spec | Fit Excavator Series | Application Engine |
|---|---|---|---|---|
| F-OIL-8521 | 4658521RCP | Spin-on oil filter, 10μm precision | Hitachi ZX-1 Series | Isuzu 6L engine |
| F-OIL-7239 | 46547239 | Spin-on oil filter, 10μm precision | Hitachi ZX200 ZX210 ZX240-3 | Isuzu 4HK1 engine |
| F-OIL-6011 | 46486011 | Spin-on oil filter, 8μm precision | Hitachi ZX60 ZX70 ZX80 | Isuzu 4JG1 engine |
| F-OIL-9420 | 46699420 | Spin-on oil filter, 10μm precision | Hitachi ZX330 ZX360 ZX400-5 | Isuzu 6HK1 engine |
| F-OIL-5308 | 46435308 | Spin-on oil filter, 8μm precision | Hitachi ZX120 ZX130-6 | Isuzu 4JJ1 engine |
| F-OIL-1547 | 46761547 | Spin-on oil filter, 12μm precision | Hitachi ZX470 ZX520 ZX670 | Isuzu 6WG1 engine |
| F-OIL-3862 | 46413862 | Spin-on oil filter, 8μm precision | Hitachi ZX55 ZX60USB mini digger | Isuzu 4LE2 engine |
| F-OIL-2754 | 46522754 | Spin-on oil filter, 10μm precision | Hitachi EX200 EX220 EX300 | Isuzu 6BD1 engine |

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