B · official + dimensions4 equivalents · 4 brands

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

HS-OA1121one HiStar element — compatible replacement for every part below

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

Dimensions: OD 115 mm · ID 57 mm · H 67 mm

Interchangeable cross-brand part numbers

WISMET®

WDA 21208

SF®

SAO 56160

MAHLE INDUSTRIE®

852 846

HIFI Filter®

OA 1121

Quote source

HiStar Filter® HS-OA1121 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The WISMET WDA 21208 air/oil separator cross-references to HiStar HS-OA1121 — a compatible replacement element that also matches SF, MAHLE INDUSTRIE, and 4 interchangeable OEM part numbers in total. Same form, fit and function, OD 115 mm, ID 57 mm, H 67 mm. Verified against the manufacturer's own cross-reference.