B · official + dimensions3 equivalents · 3 brands

AIR FILTER cross-reference — SF®, WISMET®

HS-SA21100one HiStar element — compatible replacement for every part below

AIR FILTER · 3 interchangeable part numbers across 3 brands

Dimensions: OD 138 mm · ID 69 mm · H 6 mm

Interchangeable cross-brand part numbers

SF®

SL 1138

WISMET®

WAI 33982

HIFI Filter®

SA 21100

Quote source

HiStar Filter® HS-SA21100 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The SF SL 1138 air filter cross-references to HiStar HS-SA21100 — a compatible replacement element that also matches WISMET, and 3 interchangeable OEM part numbers in total. Same form, fit and function, OD 138 mm, ID 69 mm, H 6 mm. Verified against the manufacturer's own cross-reference.