Excavator Filters
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RadialSeal primary air-filter element identified by P633607. Published exact-number records map it to Perkins 26510380 and Caterpillar 2335182. The exact specification gives a 164.5 mm outer diameter, 85 mm inner diameter, 330 mm element length, 343.5 mm overall length and 99.9% efficiency under ISO 5011. Confirm the complete number, sealing end, air-cleaner housing and equipment serial range 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 | RadialSeal primary air-filter number | P633607 |
| Equipment Manufacturer Part Number | Published Perkins reference | 26510380 |
| Equipment Manufacturer Part Number | Published Caterpillar reference | 2335182 |
| Published Filter Cross-Reference | Verify dimensions and sealing configuration | Fleetguard AF27942 / Baldwin RS5641 / Hifi SA16486 |
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
3 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 Published engine reference: Perkins 26510380, Published equipment reference: Caterpillar 2335182, Fitment limitation: Confirm P633607, 164.5 x 343.5 mm envelope, 85 mm inner diameter, sealing end and equipment serial range. Confirm the complete part number and machine serial range before ordering.
Manufacturer number: 26510380, 2335182.
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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