B · official + dimensions7 equivalents · 5 brands

AIR/OIL SEPARATOR cross-reference — Donaldson®, Baldwin®, SF®, WISMET®

HS-OT2051one HiStar element — compatible replacement for every part below

AIR/OIL SEPARATOR · 7 interchangeable part numbers across 5 brands

Dimensions: OD 175 mm · ID 150 mm · H 120 mm

Typical applications: ATLAS COPCO

Interchangeable cross-brand part numbers

Donaldson®

P 78-5385

Baldwin®

OAS 99019, OAS99019

SF®

DC 3092, SAO 59510

WISMET®

WOA 23125

HIFI Filter®

OT 2051

Quote source

HiStar Filter® HS-OT2051 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The Donaldson P 78-5385 air/oil separator cross-references to HiStar HS-OT2051 — a compatible replacement element that also matches Baldwin, SF, WISMET, and 7 interchangeable OEM part numbers in total. Same form, fit and function, OD 175 mm, ID 150 mm, H 120 mm; fits ATLAS COPCO. Verified against the manufacturer's own cross-reference.