Quick Answer: X770806 is a Donaldson radial seal inner air filter cross referenced with Baldwin RS3871 and Fleetguard AF25468.
| Jinguan model | X770806 | RS3871 / AF25468 |
| OE reference | Donaldson X770806 Inner Air Filter |
| Filter type | Radial seal inner / safety engine air filter |
| Outer diameter | 179.4 mm / 7-1/16 in |
| Inner diameter | 144.5 mm / 5-11/16 in |
| Height | 507.2 mm / 19-31/32 in |
| Fit note | Fits inside RS3870 / RS4638 outer filter elements |
Cross references are for identification only. Confirm final fitment by OE number, dimensions, filter photo or sample.
| Jinguan | Use X770806 for quotation confirmation |
| Donaldson | X770806, P777869, P836913, P936913 |
| Baldwin | RS3871 |
| Fleetguard | AF25468 |
| Hastings | AF2362 |
| Caterpillar | 3I2157 |
| Volvo | 11033997, 11033997-5 |
| Terex | 15270189 |
| WIX | 46771 |
These questions are written for buyers who search by OE number, old filter number, dimensions, equipment model or cross reference before sending an inquiry.
Yes. X770806 is a radial seal inner / safety air filter cross referenced with Baldwin RS3871, Fleetguard AF25468, Hastings AF2362 and Donaldson P777869 / P836913 / P936913.
Baldwin RS3871 data lists OD 179.4 mm, ID 144.5 mm and height 507.2 mm. It commonly fits inside RS3870 / RS4638 outer filter elements.
Caterpillar, Hitachi, John Deere, Terex and Volvo equipment applications appear in the RS3871 / AF25468 replacement family.
Send OE number, equipment model, old filter photo and quantity. Jinguan will confirm the right replacement before quotation.