B · official + dimensions11 equivalents · 6 brands

AIR/OIL SEPARATOR cross-reference — Donaldson®, Fleetguard®, WISMET®, Mann® & more

HS-OT5079one HiStar element — compatible replacement for every part below

AIR/OIL SEPARATOR · 11 interchangeable part numbers across 6 brands

Dimensions: OD 373 mm · ID 337 mm · H 326 mm · thread M8X1.25

Typical applications: COMPAIR-HOLMAN

Interchangeable cross-brand part numbers

Donaldson®

P 78-5231

Fleetguard®

AS 2404

WISMET®

WOA 23068, WOA 23175

Mann®

4900352104, 4900352191, 4900355291, 4900355301, 4930252101

SF®

DC 5079

HIFI Filter®

OT 5079

Quote source

HiStar Filter® HS-OT5079 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The Donaldson P 78-5231 air/oil separator cross-references to HiStar HS-OT5079 — a compatible replacement element that also matches Fleetguard, WISMET, Mann, SF, and 11 interchangeable OEM part numbers in total. Same form, fit and function, OD 373 mm, ID 337 mm, H 326 mm; fits COMPAIR-HOLMAN. Verified against the manufacturer's own cross-reference.