B · official + dimensions5 equivalents · 4 brands

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

HS-OE3021one HiStar element — compatible replacement for every part below

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

Dimensions: OD 289 mm · ID 284 mm · H 272 mm

Typical applications: ATLAS COPCO

Interchangeable cross-brand part numbers

Fleetguard®

AS 2531

WISMET®

WOA 105742, WOS 18115

SF®

SAO 54124

HIFI Filter®

OE 3021

Quote source

HiStar Filter® HS-OE3021 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The Fleetguard AS 2531 air/oil separator cross-references to HiStar HS-OE3021 — a compatible replacement element that also matches WISMET, SF, and 5 interchangeable OEM part numbers in total. Same form, fit and function, OD 289 mm, ID 284 mm, H 272 mm; fits ATLAS COPCO. Verified against the manufacturer's own cross-reference.