B · official + dimensions5 equivalents · 4 brands

AIR/OIL SEPARATOR cross-reference — INGERSOLL RAND®, Fleetguard®, Donaldson®

HS-OS238one HiStar element — compatible replacement for every part below

AIR/OIL SEPARATOR · 5 interchangeable part numbers across 4 brands

Dimensions: OD 300 mm · ID 245 mm · H 570 mm

Interchangeable cross-brand part numbers

INGERSOLL RAND®

35577238, 35580653

Fleetguard®

AS 2257

Donaldson®

P 52-5687

HIFI Filter®

OS 238

Quote source

HiStar Filter® HS-OS238 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The INGERSOLL RAND 35577238 air/oil separator cross-references to HiStar HS-OS238 — a compatible replacement element that also matches Fleetguard, Donaldson, and 5 interchangeable OEM part numbers in total. Same form, fit and function, OD 300 mm, ID 245 mm, H 570 mm. Verified against the manufacturer's own cross-reference.