B · official + dimensions3 equivalents · 3 brands

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

HS-OT2057one HiStar element — compatible replacement for every part below

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

Dimensions: OD 378 mm · ID 350 mm · H 445 mm

Typical applications: COMPAIR-HOLMAN

Interchangeable cross-brand part numbers

WISMET®

WOA 23129

SF®

SAO 59540

HIFI Filter®

OT 2057

Quote source

HiStar Filter® HS-OT2057 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The WISMET WOA 23129 air/oil separator cross-references to HiStar HS-OT2057 — a compatible replacement element that also matches SF, and 3 interchangeable OEM part numbers in total. Same form, fit and function, OD 378 mm, ID 350 mm, H 445 mm; fits COMPAIR-HOLMAN. Verified against the manufacturer's own cross-reference.