This high-efficiency Air/Oil Separator is primarily used in industrial rotary screw air compressors. Its main job is to separate lubricating oil from the compressed air before the air leaves the system.
Product Detail
Donaldson Air Oil Separator P782921 39733793
Sourcing notes
Donaldson Air Oil Separator P782921 39733793 (P782921) is listed as a Donaldson reference in the Oil Filter range for replacement, distribution, and maintenance sourcing.
GUOHAO supports this item with controlled production, sample inquiry handling, MOQ from 200 pieces, and delivery planning of 20 days.
Common cross-reference numbers include 39737473, 39737493, 92740935, and 92871316, helping buyers match OEM and aftermarket requirements.
Key specification fields include Dimensions, Weight, Filtration Efficiency, and Replacement Interval, so buyers can confirm dimensions and operating requirements before ordering.
Procurement and fitment checklist
Before ordering P782921, match the Donaldson reference, Oil Filter type, and cross-reference numbers: 39737473, 39737493, 92740935, and 92871316. This helps avoid replacing a visually similar filter with the wrong sealing size, airflow path, or mounting configuration.
Review the specification fields (Dimensions, Weight, Filtration Efficiency, and Replacement Interval) together with the equipment nameplate, service interval, and installation space. For air, fuel, oil, hydraulic, urea, and separator filters, a small dimension or efficiency mismatch can affect service life.
For wholesale sourcing, confirm sample availability, MOQ of 200 pieces, packaging, label requirements, and delivery planning of 20 days before arranging shipment.
Technical Specifications
| Parameter | Value |
|---|---|
| Dimensions | OD: 219 mm ID: 157 mm L: 250.5 mm Flange Diameter: 288 mm |
| Weight | 3.85 kg |
| Filtration Efficiency | 99.7% |
| Replacement Interval | 4,000 hour |
| Filter Media Brand | H&V; Ahlstrom |
| Packaging | Moisture-proof bag+Cardboard box |
Cross Reference Numbers
This filter is compatible with the following OEM and aftermarket part numbers.
Ingersoll Rand
3973747339737493927409359287131692871326
Mann
4930255103
FAI Filtri
DFN2202530X
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