B · official + dimensions3 equivalents · 3 brands

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

HS-OA1181one HiStar element — compatible replacement for every part below

AIR/OIL SEPARATOR · 3 interchangeable part numbers across 3 brands

Dimensions: OD 91 mm · ID 54 mm · H 351 mm

Interchangeable cross-brand part numbers

WISMET®

WON 22448

SF®

SAO 56290

HIFI Filter®

OA 1181

Quote source

HiStar Filter® HS-OA1181 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The WISMET WON 22448 air/oil separator cross-references to HiStar HS-OA1181 — a compatible replacement element that also matches SF, and 3 interchangeable OEM part numbers in total. Same form, fit and function, OD 91 mm, ID 54 mm, H 351 mm. Verified against the manufacturer's own cross-reference.