B · official + dimensions6 equivalents · 5 brands

FUEL WATER SEPARATOR FILTER cross-reference — Fleetguard®, Donaldson®, Caterpillar®, SF®

HS-SN40728one HiStar element — compatible replacement for every part below

FUEL WATER SEPARATOR FILTER · 6 interchangeable part numbers across 5 brands

Dimensions: OD 139 mm · ID 136 mm · H 331 mm · thread 1"1/4-12UNF

Typical applications: CATERPILLAR

Interchangeable cross-brand part numbers

Fleetguard®

FS 20131

Donaldson®

P 50-1108

Caterpillar®

3820664, 4385386

SF®

SK 48702/1

HIFI Filter®

SN 40728

Quote source

HiStar Filter® HS-SN40728 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The Fleetguard FS 20131 fuel water separator filter cross-references to HiStar HS-SN40728 — a compatible replacement element that also matches Donaldson, Caterpillar, SF, and 6 interchangeable OEM part numbers in total. Same form, fit and function, OD 139 mm, ID 136 mm, H 331 mm; fits CATERPILLAR. Verified against the manufacturer's own cross-reference.