1R-0774 cartridge hydraulic filter is premium replacement element for CAT excavator hydraulic system. Multi-layer high-density filter paper traps fine metal particles and hydraulic sludge to protect pumps and control valves. Reinforced inner support frame resists high system pressure, durable plastic end caps avoid oil leakage. OEM identical dimension allows direct cartridge replacement, stable filtering performance fits harsh mining and construction working environments.
| Item | Specification Details |
|---|---|
| Product Name | Cartridge Hydraulic Oil Filter Element |
| OEM Part No | 1R-0774 |
| Cross Reference | P171563, HF6162 |
| Fit Equipment | CAT 330B,330C,345B,325C Excavator |
| HS Code | 8421290000 |
| Size(D×H) | 7.2×25cm |
| Net Weight | 0.31KG |
| Gross Weight | 0.38KG |
| Filter Media | Multi-layer Resin Impregnated Filter Paper |
| End Cap | High Impact Black Engineering Plastic |
| Structure | Internal Metal Support Skeleton |
| Installation | Cartridge Insert Replacement |
| Application | Excavator Main Hydraulic Circuit |
| OEM Part No | Cross Reference | Fit CAT Equipment |
|---|---|---|
| 1R-0774 | P171563,HF6162 | 330B,330C,345B,325C Excavator |
| 1R-0775 | P171564,HF6163 | 950G,966G Wheel Loader |
| 1R-0776 | P171565,HF6164 | D6R,D7R,D8R Bulldozer |
| 1R-0777 | P171566,HF6165 | 365C,385C Large Mining Excavator |
Q1: Which machines fit 1R-0774 hydraulic filter?
A: Compatible with CAT 330B,330C,345B,325C series excavators.
Q2: Available cross reference numbers?
A: Replaces P171563, HF6162.
Q3: Install way?
A: Cartridge insert type, only replace inner filter element.
Q4: Core function?
A: Clean hydraulic oil, block impurities to protect hydraulic pump and valves.
Q5: Direct OEM replacement?
A: Same OEM dimension for plug-and-play installation.
Thank you for attention!
