B · official + dimensions5 equivalents · 4 brands

3 MIC PREFILTER cross-reference — SF®, WISMET®, Mann®

HS-SI38400one HiStar element — compatible replacement for every part below

3 MIC PREFILTER · 5 interchangeable part numbers across 4 brands

Dimensions: OD 113 mm · ID 84 mm · H 423 mm · thread M10X1.5

Interchangeable cross-brand part numbers

SF®

SDL 31121

WISMET®

WAD 35405, WAI 20129

Mann®

LD 12001/2

HIFI Filter®

SI 38400

Quote source

HiStar Filter® HS-SI38400 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The SF SDL 31121 3 mic prefilter cross-references to HiStar HS-SI38400 — a compatible replacement element that also matches WISMET, Mann, and 5 interchangeable OEM part numbers in total. Same form, fit and function, OD 113 mm, ID 84 mm, H 423 mm. Verified against the manufacturer's own cross-reference.