Hydraulic Filters

Hydraulic Filter (Cartridge) - Replaces Kawasaki KL49007070010 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Hitachi AT308569 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Daewoo 247490038 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Daewoo 241490038 - PartsOnline
Strainer Suction Filter - Replaces Bobcat 7006811 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Hitachi 71405964 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Hitachi 71402547 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Daewoo 24749008 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Hitachi X4159319 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Hitachi 4508505 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces John Deere 4227353 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces John Deere TH103699 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Hitachi 4159319 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Hitachi L4227353 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Hitachi L4159319 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Kawasaki KL4907070010 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces John Deere AT308569 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Daewoo 24749003B - PartsOnline
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Return Filter - Replaces Bobcat 7004884 - PartsOnline
Bobcat Return Filter - Replaces Bobcat 7004884
Sale price$74.99 Regular price$91.99
Hydraulic Filter (Cartridge) - Replaces Hitachi 4227353 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces John Deere 4159319 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Hitachi 4156753 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Hitachi 4132686 - PartsOnline
Hydraulic Filter (Cartridge) - Replaces Hitachi 4111927 - PartsOnline
Spin-On Hydraulic Filter - Replacement for Ford SBA340500900 - PartsOnline
Spin-On Hydraulic Filter - Replacement for Bobcat M6653336 - PartsOnline
Spin-On Hydraulic Filter - Replacement for Gehl L92933 - PartsOnline
Spin-On Hydraulic Filter - Replacement for Hitachi L4294128 - PartsOnline
Spin-On Hydraulic Filter - Replacement for JCB KNJ0288A - PartsOnline
Spin-On Hydraulic Filter - Replacement for Link Belt KNJ0288 - PartsOnline
Spin-On Hydraulic Filter - Replacement for JCB KNJ0288 - PartsOnline
Spin-On Hydraulic Filter - Replacement for Link Belt KNJ0287 - PartsOnline
Spin-On Hydraulic Filter - Replacement for Link Belt KJN0288 - PartsOnline
Spin-On Hydraulic Filter - Replaces Hyundai HY31N801360 - PartsOnline
Spin-On Hydraulic Filter - Replacement for Joy GH5000348 - PartsOnline
Spin-On Hydraulic Filter - Replaces New Holland E7NN6714FA - PartsOnline

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Hydraulic Filter Fitment and Compatibility

Hydraulic filters match to the machine's circuit rather than its engine, which is the opposite of how oil and fuel filters work, so the OEM number from the machine's parts diagram is the reliable identifier. Common replacements include the hydraulic oil filters replacing Bobcat OEM 6661248 and 6677652, the hydraulic case drain filter element replacing Bobcat OEM 6661807, the spin-on hydraulic filter replacing Kubota OEM 3270137950, and the spin-on Duramax filter replacing New Holland OEM 81863799.

Most machines carry more than one hydraulic filter, and this is where owners get caught. A skid steer typically runs a main hydraulic or hydrostatic filter plus one or two case drain filters, and some designs add an in-tank suction screen. Changing the main filter and leaving the case drains is a common and expensive miss, since a blocked case drain builds pressure where the drive motors least tolerate it.

Types of Replacement Hydraulic Filters

Spin-on filters thread onto a filter head and are the most straightforward change. Cartridge and in-tank elements drop into a housing inside or on the reservoir. Case drain filters sit in the low-pressure return from the drive motors and are usually smaller and easier to overlook. Suction strainers and screens sit before the pump and often need cleaning rather than replacing.

Hydraulic fluid is the machine's most expensive consumable, and filters are what protect it and the pumps it feeds. Change intervals commonly run 500 to 1,000 hours depending on the circuit, with the first change after a rebuild much earlier because assembly debris finds its way in.