B · official + dimensions9 equivalents · 8 brands

OIL FILTER cross-reference — Baldwin®, Fleetguard®, Komatsu®, Donaldson® & more

HS-SO688one HiStar element — compatible replacement for every part below

OIL FILTER · 9 interchangeable part numbers across 8 brands

Dimensions: OD 128 mm · ID 56 mm · H 238 mm

Typical applications: KOMATSU

Interchangeable cross-brand part numbers

Baldwin®

PT 146

Fleetguard®

LF 688

Komatsu®

6610-50-5100, 6610-51-4400

Donaldson®

P 55-0087

FRAM®

CH 2971

CASE®

A 66482

SF®

HY 9572

HIFI Filter®

SO 688

Quote source

HiStar Filter® HS-SO688 Request a quote for this part → Prefilled with your part — reply within 24h · low minimums · European supply.

The Baldwin PT 146 oil filter cross-references to HiStar HS-SO688 — a compatible replacement element that also matches Fleetguard, Komatsu, Donaldson, FRAM, and 9 interchangeable OEM part numbers in total. Same form, fit and function, OD 128 mm, ID 56 mm, H 238 mm; fits KOMATSU. Verified against the manufacturer's own cross-reference.