B · official + dimensions3 equivalents · 3 brands

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

HS-OA1126one HiStar element — compatible replacement for every part below

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

Dimensions: OD 175 mm · ID 139 mm · H 390 mm

Interchangeable cross-brand part numbers

WISMET®

WDA 21164

SF®

SAO 55850

HIFI Filter®

OA 1126

Quote source

HiStar Filter® HS-OA1126 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The WISMET WDA 21164 air/oil separator cross-references to HiStar HS-OA1126 — a compatible replacement element that also matches SF, and 3 interchangeable OEM part numbers in total. Same form, fit and function, OD 175 mm, ID 139 mm, H 390 mm. Verified against the manufacturer's own cross-reference.