Part-number relationships
| Relationship | Reference family | Number |
|---|---|---|
| Primary Manufacturer Part Number | Hydraulic-reservoir breather number | P566037 |
Excavator Filters
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Thermally reactive hydraulic-reservoir breather identified by P566037. Manufacturer records specify a 3/4 BSP/G connection, 80.8 mm outer diameter, 72.4 mm height, maximum airflow of 25 cfm / 708 lpm and 98% efficiency at 3 micron. It is intended to help control airborne moisture, particulate contamination and oil splash in compatible hydraulic reservoirs. Confirm the connection and airflow requirement before ordering.
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
| Relationship | Reference family | Number |
|---|---|---|
| Primary Manufacturer Part Number | Hydraulic-reservoir breather number | P566037 |
Product fitment guide
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.
Product summary
Before ordering
Machine fitment
2 model references
Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.
Quick fitment answers
Recorded compatible model references include System application: Compatible hydraulic reservoirs requiring a breather, Fitment limitation: Confirm P566037, 3/4 BSP/G connection, 80.8 x 72.4 mm envelope and 25 cfm / 708 lpm airflow requirement. Confirm the complete part number and machine serial range before ordering.
No alternate number is listed for P566037. Send the original nameplate for an alternate-number check.
Match the complete part number on the original component. Compare connectors, mounting points and visible dimensions with the product photos. Confirm the exact machine or engine model and serial range before ordering. Send clear photos of the original unit and connector layout when requesting a quote.
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