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Hydraulic Coupler for Heavy Equipment
Up to 100% OFF Selected Parts
Coupling529Connections516Hydraulic Coupler457Hydraulic Hose369Hydraulic Parts1Seal Kit1Steering Pump1
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OEM / REF: 4310056
Single Pump Coupling Assy 4310056 For Hitachi Excavator EX100-3 EX100M-3 EX100WD-3In Stock-99%
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OEM / REF: pilotpart310036-01
SAE Flat Face Hydraulic Quick Connect Coupler Set For ASV RC50 RC60 RC85 5/8In Stock-100%
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OEM / REF: pilotpart310057-01
SAE Flat Face Hydraulic Quick Connect Coupler Set For Case (2001 - 2003) 410 420 430 435 440 445 450 465 5/8In Stock-100%
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OEM / REF: pilotpart310064-01
SAE Flat Face Hydraulic Quick Connect Coupler Set For Case (2004 or Newer) 85XT 90XT 95XT 5/8In Stock-99%
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OEM / REF: pilotpart310071-01
SAE Flat Face Hydraulic Quick Connect Coupler Set For New Holland LS140 LS150 LS160 LS170 LS180 LS185 LS190 5/8In Stock-99%
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OEM / REF: pilotpart310078-01
SAE Flat Face Hydraulic Quick Connect Coupler Set For Thomas 85 105 137 153 175 205 250 255 320 5/8In Stock-99%
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OEM / REF: pilotpart310085-01
SAE Flat Face Hydraulic Quick Connect Coupler Set For Volvo MC60 MC70 MC80 5/8In Stock-85%
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OEM / REF: 35834795
Screw Air Compressor Flexible Coupling 35834795 for Ingersoll Rand CM760DIn Stock-99%
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OEM / REF: 4239375
Pump Coupling Assy 4239375 For Hitachi Excavator EX100-2 EX120-2 EX120K-2 SingleIn Stock-99%
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OEM / REF: 4314298
Pump Coupling Assy 4314298 For Hitachi Excavator EX230-5 EX230K-5 EX270-5 EX280H-5 Main HydraulicIn Stock-99%
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OEM / REF: pilotpart307649
Pump Coupling Assy 35H for Excavator Hitachi ZX55USR-5A ZX60-5G ZX70-5G ZX120 ZX120-7 EX120-6 EX130-6 Kobelco SK55SR-5 Doosan DH80GOLDIn Stock-99%
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OEM / REF: 4157853
Pump Coupling Assy 4157853 For Hitachi Excavator EX60 EX60G EX60SR EX60UR EX60WD EX90In Stock-99%
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OEM / REF: 4641504
Pump Coupling Assy 4641504 For Hitachi Excavator ZX225US-3 ZX240-3 ZX250H-3 ZX360W-3In Stock
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OEM / REF: 4646893
Pump Coupling Assy 4646893 For Hitachi Excavator ZX330-3 ZX330LC-5G ZX350-3-AMS ZX350H-3 ZX350H-5GIn Stock
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OEM / REF: 4416605
Pump Coupling Assy 4416605 For Hitachi Crusher ZR130HC ZR420JC ZR900TSIn Stock-99%
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OEM / REF: 4246158
Pump Coupling 4246158 For Hitachi EX22 EX25 EX30 EX35 EX40 EX45 EX50 EX55 ZX55URIn Stock-99%
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OEM / REF: 4463994
Pump Coupling Element 4463994 For Hitachi Excavator ZX250-AMS ZX250H-3G ZX250K-3G Main HydraulicIn Stock-99%
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OEM / REF: 4340275
Pump Coupling 4340275 For Hitachi Excavator EX100-5 EX120-5 EX130H-5 EX140US-5In Stock-99%
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OEM / REF: 4310056
Pump Coupling Assy 4310056 For Hitachi Excavator EX120-3 EX120-3C EX120-3m EX120K-3 EX120K-3m SingleIn Stock-99%
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OEM / REF: 4310056
Pump Coupling Assy 4310056 For Hitachi Excavator EX125WD-5 EX225USR EX225USRK MA145-5 ZX125W SingleIn Stock-99%
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OEM / REF: 4183165
Pump Coupling 4183165 For Hitachi Excavator EX200 EX220 EX230-5 EX270 EX280H-5In Stock-99%
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OEM / REF: 4235766
Pump Coupling Assy 4235766 For Hitachi Excavator EX200-2 EX200-2m EX200-3E EX200K-2 EX200K-2m EX200LCK-2mIn Stock-99%
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OEM / REF: 4310056
Pump Coupling Assy 4310056 For Hitachi Excavator EX200-3 EX200-5 EX200K-3 EX200SS-5 SingleIn Stock-99%
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OEM / REF: 4314298
Pump Coupling Assy 4314298 For Hitachi Excavator EX220-3 EX220-5 Main HydraulicIn Stock-99%
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OEM / REF: 4389217
Pump Coupling Assy 4389217 For Hitachi Excavator EX22-2 EX30UR-2C EX33U EX40UR-2C HX99BIn Stock-99%
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OEM / REF: 4191663
Pump Coupling Assy 4191663 For Hitachi Excavator EX300 EX300-2 EX300-3 Main hydraulicIn Stock-99%
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OEM / REF: 4191663
Pump Coupling Assy 4191663 For Hitachi Excavator EX300-5 EX300LC-5M Main hydraulicIn Stock-99%
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OEM / REF: 4191663
Pump Coupling Assy 4191663 For Hitachi Excavator EX310H-3C EX345USRLC EX350H-5 Main HydraulicIn Stock-99%
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OEM / REF: 4216944
Pump Coupling 4216944 For Hitachi Excavator EX370-5M EX370HD-5 EX370LL-5M EX385USR Main HydraulicIn Stock-99%
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OEM / REF: 4191663
Pump Coupling Assy 4191663 For Hitachi Excavator EX370-5M EX370HD-5 EX370LL-5M EX385USR Main HydraulicIn Stock-99%
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OEM / REF: 4463994
Pump Coupling Element 4463994 For Hitachi Excavator IZX200 IZX200LC ZX180W ZX180W-AMS Main HydraulicIn Stock-99%
Hydraulic Coupler for Heavy Equipment
Moz Auto Parts stocks a wide range of aftermarket hydraulic coupler for heavy equipment, construction machinery, and agricultural tractors. Every part is tested to meet or exceed OEM specifications and is cross-referenced against original part numbers for guaranteed fitment.
Frequently asked questions
What brands of hydraulic coupler does Moz Auto Parts carry?
We carry hydraulic coupler for all major heavy equipment brands including Caterpillar, Komatsu, John Deere, Kubota, Case, Hitachi, and Volvo. Each is cross-referenced against OEM part numbers for guaranteed fitment.
Do you offer a fitment guarantee?
Yes — every part sold on Moz Auto Parts comes with a 100% fitment guarantee. If it doesn't fit your machine's make and model, we'll replace it or issue a full refund.