B · official + dimensions7 equivalents · 5 brands

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

HS-OA1050one HiStar element — compatible replacement for every part below

AIR/OIL SEPARATOR · 7 interchangeable part numbers across 5 brands

Dimensions: OD 101 mm · ID 100 mm · H 156 mm

Typical applications: TAMROCK

Interchangeable cross-brand part numbers

Baldwin®

OAS 98012, OAS98012

Donaldson®

P 78-2915

WISMET®

WDA 21082

SF®

DA 1046, SAO 55430

HIFI Filter®

OA 1050

Quote source

HiStar Filter® HS-OA1050 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The Baldwin OAS 98012 air/oil separator cross-references to HiStar HS-OA1050 — a compatible replacement element that also matches Donaldson, WISMET, SF, and 7 interchangeable OEM part numbers in total. Same form, fit and function, OD 101 mm, ID 100 mm, H 156 mm; fits TAMROCK. Verified against the manufacturer's own cross-reference.