4T-6788 Spin On Hydraulic Oil Filter Replacement Fits CAT 320B 330B Excavator Construction Machinery Parts
4T-6788 aftermarket hydraulic filter matches original CAT dimensional standard for 320B,330B series excavators and wheel loaders. Reliable filtering performance maintains clean hydraulic fluid and lowers equipment breakdown rate. Complete with spare rubber gasket for convenient on-site maintenance, cost-effective alternative to genuine OEM filters for fleet and mining project maintenance.
| Item | Specification Details |
|---|---|
| Product Name | Spin On Hydraulic Oil Filter With Extra O-ring |
| OEM Part No | 4T-6788 |
| Cross Reference | P165880, HF35480 |
| Fit Equipment | CAT 320B,330B Excavator,950F Wheel Loader,3306 Engine Equipment |
| HS Code | 8421290000 |
| Size(D*H) | 9.4*21.2cm |
| Net Weight | 0.73KG |
| Gross Weight | 0.82KG |
| Filter Media | Multi-layer High Density Resin Impregnated Paper |
| Shell | Seamless Thick Cold Rolled Steel Can |
| Accessory | Spare NBR Rubber Sealing O-ring |
| Install | Spin-on Thread Screw Installation |
| Application | Excavator,Loader,Mining Machinery Hydraulic Lubrication Circuit |
| OEM Part No | Cross Reference | Fit CAT Equipment |
|---|---|---|
| 4T-6788 | P165880,HF35480 | 320B,330B Excavator,950F Loader |
| 4T-6789 | P165881,HF35481 | 345B,365C Large Excavator,980G Loader |
| 4T-6790 | P165882,HF35482 | D6H,D7G Bulldozer,Industrial Generator |
- ISO 9001 certified.
- 100% pressure, flow, and leakage tested before shipment to ensure quality.
- Comply with construction machinery hydraulic component industry standards.
- 10+ years of professional experience in manufacturing excavator hydraulic parts, mature technology, stable quality.
Sufficient inventory, ready stock for popular models, fast delivery.
Support OEM/ODM customization, develop special models per customer requirements.
Complete after-sales team, provide technical consultation, installation guidance, troubleshooting.
- Free replacement or repair for non-human quality issues within warranty period.
- Provide technical support for installation, commissioning, and operation.
- Lifetime supply of wearing parts and maintenance services at cost price.
A: Fits CAT 320B,330B excavators,950F wheel loaders with 3306 diesel engine.
A: Cross reference P165880, HF35480.
A: Yes, extra NBR O-ring gasket included for replacement backup.
A: Purify hydraulic oil, block impurities to protect hydraulic pump and valve parts.
A: Strict OEM size for fast spin-on replacement.
Thank you for attention!
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