| Model NO. | 520-6407 |
|---|---|
| Product Name | Primary Air Filter Element |
| Material | High Efficiency Cellulose Filter Paper, Rubber Sealing Ring, Reinforced Plastic End Cap |
| Type | Engine Air Filter |
| Application | CAT Construction Machinery |
| Product Name | Fuel Water Separator Filter |
|---|---|
| Cross Reference | 5000481, P550821, FS20176, 33620, WK10602, FF5786 |
| Fit Brand | CAT |
| Fit Engine | C9.3 |
| Fit Equipment | 349 350 352 355 374 395 Excavator |
| Product Type | Engine Air Filter Set (Primary + Secondary) |
|---|---|
| Technics | Diesel Engine |
| Material | High-efficiency Filter Paper, Plastic Housing, Rubber Seal |
| Filter Efficiency | ≥99.5% (for 0.3μm Particles) |
| Dimensions (Primary) | 320 × 220 × 180 Mm |
| Product Type | Engine Air Filter |
|---|---|
| Interchangeable Part Numbers | 4946995, 494-6996, 290-1936, 326-3186 |
| Compatible Equipment | CAT 320, 323, 326, 330 Excavators; C4.4, C6.6 Engines |
| Material | High-flow Red Cotton Media, Plastic End Caps, Rubber Seal |
| Filter Efficiency | ≥99.7% (for 0.3μm Particles) |
| Product Type | Engine Air Filter Set (Primary + Secondary) |
|---|---|
| Material | High-efficiency Filter Paper, Plastic Housing, Rubber Seal |
| Interchangeable Part Numbers | 4798989, 4798991, FA90017, AF55008, AF55009 |
| Compatible Equipment | CAT 320GC, 323GC, 320GX Excavators; 120 Motor Grader; C4.4, C7.1 Engines |
| Service Life | 2000-4000 Hours (depends On Working Environment) |
| Main Filter Part Number | 420-1779 |
|---|---|
| Safety Filter Part Number | 420-1781 |
| Filter Type | Primary & Secondary Air Filter Kit |
| Applicable System | Engine Air Intake System |
| Brand | CAT |
| Filter Type | Engine Primary Air Filter Element |
|---|---|
| Applicable System | Engine Air Intake System |
| Filter Media | High Density Pleated Air Filter Paper |
| Brand | CAT |
| End Cap Material | Integrated Elastic PU Rubber |
| Filter Type | Operator Cabin Air Filter |
|---|---|
| Brand | CAT |
| Applicable System | Cab Air Conditioning Ventilation System |
| Frame Material | Hard Plastic Frame + Protective Metal Mesh |
| Filter Media | Multi-layer Pleated Filter Paper |
| Product Type | Cabin Air Filter |
|---|---|
| Material | Synthetic Filter Media, Galvanized Steel Frame, Foam Gasket |
| Filter Efficiency | ≥99% (for 0.3μm Particles) |
| Package Weight | 1.2 Kg |
| Package Size | 450 × 300 × 50 Mm |
| Applicable System | Engine Fuel Supply Circuit |
|---|---|
| Brand | CAT |
| Filter Type | Fuel Water Separator Spin-on Filter |
| Housing Material | Anti-rust Coated Steel Shell |
| Filter Media | Water Separation Composite Filter Paper |