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John Deere 4372684 Relief Valve Assembly - Image 1
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John Deere 4372684 Relief Valve Assembly


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Valve TypeDirect-Acting Poppet Relief Valve
FunctionMain System Pressure Limitation
Construction MaterialHardened Steel Body and Poppet
Seal MaterialNitrile (NBR) O-Rings with PTFE Backup Rings
Connection TypeCartridge Insert for Manifold Cavity
Operating Temperature Range-20°C to +100°C
Adjustment TypeNon-Adjustable, Factory Preset
Manufacturer No.
4372684
OEM Part No.
437268443726839200495920049207617024372682
Engine Part No.
John Deere 4045Isuzu 4BG1Isuzu 4HK1Isuzu 4JJ1
Interchange No.
434185943589144386065
Fitment Vehicles
Hitachi ZAX110Hitachi ZX120Hitachi EX100-5Hitachi EX120-5Hitachi EX130-5Hitachi ZAX120-6Hitachi EX120-2Hitachi EX120-3John Deere 180CWJohn Deere 120DJohn Deere 130GJohn Deere 130GLCJohn Deere 135DJohn Deere 135GJohn Deere 190DWJohn Deere 490EJohn Deere 130LC

Hydraulic Systems - Industrial Encyclopedia

OEM pressure relief valve 4372684 for hydraulic main control valve on Hitachi and John Deere excavators with Isuzu and John Deere engines, regulates system pressure.