✖

Home

Stock Categories

Quality Control

Hydraulic pump and pump parts

Relief valve and other valve

excavator

Home>Products>Kawasaki pump>Doosan excavator quick hitch,hydraulic quick hitch,DX55W,DX60R,DX80R,DX140,DX180,DX190,DX210,DX235,DX255LC,DX300LC,DX350LC,DX420

Doosan excavator quick hitch,hydraulic quick hitch,DX55W,DX60R,DX80R,DX140,DX180,DX190,DX210,DX235,DX255LC,DX300LC,DX350LC,DX420 MODELS

Need a CAD or 3D Model?

Contact Now WhatsApp Be Our Agent

Doosan excavator quick hitch,hydraulic quick hitch,DX55W,DX60R,DX80R,DX140,DX180,DX190,DX210,DX235,DX255LC,DX300LC,DX350LC,DX420

Doosan excavator quick hitch,hydraulic quick hitch,DX55W,DX60R,DX80R,DX140,DX180,DX190,DX210,DX235,DX255LC,DX300LC,DX350LC,DX420 SPECIFICATIONS

Min.Order Quantity:Negotiation
Price:Negotiation

TOKIMEC VANE PUMP LTD

SunnyChina

Sunny2020-07-10 09:46:19
Welcome to my shop! Glad to serve you! Please send your question!

Interested In: Price Inspection Certificate Product Specifications Company Profile

Doosan excavator quick hitch,hydraulic quick hitch,DX55W,DX60R,DX80R,DX140,DX180,DX190,DX210,DX235,DX255LC,DX300LC,DX350LC,DX420 Technical information

Relief Valve Setting:1.5 in
Displacement Shaft End (cu in/revolution):Straight w/ Key
Weight:4525V
Max. RPM [Max:3.4375 in
Integral Valve Configuration:Buna-N
Mounting:1800
Shaft Seal Type:N/A
Manufacturer Part No.:SAE C, 2 Bolt
Rotation:Single Shaft Seal
Shaft End RPM [Max:N/A
Shaft End Pressure [Max:1800
Displacement Cover End (cu in/revolution):1800
Port Orientation - Cover End:N/A
Cover End Pressure [Max:14 gal/min @ 1200 rpm, 21 gal/min @ 1800 rpm
Shaft Length:N/A
Pressure Port Size, Cover End:N/A
Controlled Flow Rate:N/A
Spline Description:N/A
GPM @ 1,800 rpm, Cover End:N/A
Cover End RPM [Max:42 gal/min @ 1200 rpm, 63 gal/min @ 1800 rpm
Major Diameter [Min:4525V42A14-86DD22R
Shaft Type:2500
Shaft Key:2500
Port Type:21
GPM @ 1,800 rpm, Shaft End:63
Cover End Flow @ RPM:N/A
Minor Diameter [Max:Outlet 135° CW from Inlet
Pilot Type:Outlet 90° CW from Inlet
Pressure Port Size, Shaft End:1 in Code 61
Minor Diameter:1 1/2 in Code 61
Model No.:2.8
Mounting Flange:8.4

Doosan excavator quick hitch,hydraulic quick hitch,DX55W,DX60R,DX80R,DX140,DX180,DX190,DX210,DX235,DX255LC,DX300LC,DX350LC,DX420 Products and services

Nachi final drive assembly,NACHI Travel Motor,PHV-3B-35AP,for ,KOBELCO,Volvo,Sumitomo,Kubota,PHV-120,PHV-390,PHV-4B-60BP,	Shaft Seal Type:101.0 LB; Displacement Cover End (cu in/revolution):Flange Mount; Displacement Shaft End (cu in/revolution):Right Hand (CW); Port Orientation - Shaft End:4525V42A14-86DD22R; Max. RPM [Max:3 1/2; Manufacturer Part No.:Flange; Port Orientation - Cover End:3/8 in; Relief Valve Setting:Standard Pilot; Pressure Port Size, Shaft End:1.5 in; Minor Diameter [Min:Straight w/ Key; Pump Series:4525V; Shaft Length:3.4375 in; Seal Material:Buna-N; Max. RPM [Max:1800; Minor Diameter:N/A; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:N/A; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:14 gal/min @ 1200 rpm, 21 gal/min @ 1800 rpm; Major Diameter [Max:N/A; Major Diameter [Min:N/A; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:42 gal/min @ 1200 rpm, 63 gal/min @ 1800 rpm; Manufacturer Part No.:4525V42A14-86DD22R; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:21; GPM @ 1,800 rpm, Shaft End:63; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 135° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/2 in Code 61; Displacement Cover End (cu in/revolution):2.8; Displacement Shaft End (cu in/revolution):8.4;
Bobcat 331 final drive,Bobcat 3331 Genuine travel motor:334,MX331,MX337,MX341,E50,E32,E35,E43,E80,325,430,E45,E38,E32,328,	Manufacturer Part No.:101.0 LB; Port Type:Flange Mount; Port Orientation - Cover End:Right Hand (CW); Integral Valve Configuration:4525V42A14-86DD22R; Port Size:3 1/2; Shaft Length:Flange; Mounting:3/8 in; Shaft Seal Type:Standard Pilot; Minor Diameter [Min:1.5 in; Max. RPM [Max:Straight w/ Key; Pump Series:4525V; Shaft Length:3.4375 in; Seal Material:Buna-N; Max. RPM [Max:1800; Minor Diameter:N/A; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:N/A; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:14 gal/min @ 1200 rpm, 21 gal/min @ 1800 rpm; Major Diameter [Max:N/A; Major Diameter [Min:N/A; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:42 gal/min @ 1200 rpm, 63 gal/min @ 1800 rpm; Manufacturer Part No.:4525V42A14-86DD22R; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:21; GPM @ 1,800 rpm, Shaft End:63; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 135° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/2 in Code 61; Displacement Cover End (cu in/revolution):2.8; Displacement Shaft End (cu in/revolution):8.4;
engine part ,4TNE98,4TNV98 for 3TN82,3TN84,3TN88,4TNE88,4TNV94,piston,connecting rod,block,gasket	GPM @ 1,800 rpm, Shaft End:101.0 LB; Relief Valve Setting:Flange Mount; Port Orientation - Shaft End:Right Hand (CW); Controlled Flow Rate:4525V42A14-86DD22R; Minor Diameter:3 1/2; Rotation:Flange; GPM @ 1,800 rpm, Cover End:3/8 in; Mounting Flange:Standard Pilot; Displacement Cover End (cu in/revolution):1.5 in; Pump Series:Straight w/ Key; Pump Series:4525V; Shaft Length:3.4375 in; Seal Material:Buna-N; Max. RPM [Max:1800; Minor Diameter:N/A; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:N/A; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:14 gal/min @ 1200 rpm, 21 gal/min @ 1800 rpm; Major Diameter [Max:N/A; Major Diameter [Min:N/A; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:42 gal/min @ 1200 rpm, 63 gal/min @ 1800 rpm; Manufacturer Part No.:4525V42A14-86DD22R; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:21; GPM @ 1,800 rpm, Shaft End:63; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 135° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/2 in Code 61; Displacement Cover End (cu in/revolution):2.8; Displacement Shaft End (cu in/revolution):8.4;
VIO20 travel motor, VIO30,VIO35 FINAL DRIVE,VIO15,VIO70,VIO75,VIO55,VIO80,VIO45,VIO45,VIO25,VIO90,VIO60,VIO65,B6U	Pressure Port Size, Cover End:101.0 LB; Pump Series:Flange Mount; Port Type:Right Hand (CW); Port Orientation - Cover End:4525V42A14-86DD22R; Shaft Length:3 1/2; Model No.:Flange; Seal Material:3/8 in; GPM @ 1,800 rpm, Cover End:Standard Pilot; Cover End RPM [Max:1.5 in; Relief Valve Setting:Straight w/ Key; Pump Series:4525V; Shaft Length:3.4375 in; Seal Material:Buna-N; Max. RPM [Max:1800; Minor Diameter:N/A; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:N/A; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:14 gal/min @ 1200 rpm, 21 gal/min @ 1800 rpm; Major Diameter [Max:N/A; Major Diameter [Min:N/A; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:42 gal/min @ 1200 rpm, 63 gal/min @ 1800 rpm; Manufacturer Part No.:4525V42A14-86DD22R; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:21; GPM @ 1,800 rpm, Shaft End:63; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 135° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/2 in Code 61; Displacement Cover End (cu in/revolution):2.8; Displacement Shaft End (cu in/revolution):8.4;
Takeuchi TB145 hydraulic pump,main pump,TB145,TB70,TB175,TB80FR,TB35,TB65,TB45,AP2D28VL,AP2D28,AP2D25,AP2D36,AP2D25VL	GPM @ 1,800 rpm, Cover End:101.0 LB; Manufacturer Part No.:Flange Mount; Rotation:Right Hand (CW); Pump Series:4525V42A14-86DD22R; GPM @ 1,800 rpm, Shaft End:3 1/2; Pressure Port Size, Cover End:Flange; Weight:3/8 in; Mounting:Standard Pilot; Minor Diameter [Min:1.5 in; Model No.:Straight w/ Key; Pump Series:4525V; Shaft Length:3.4375 in; Seal Material:Buna-N; Max. RPM [Max:1800; Minor Diameter:N/A; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:N/A; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:14 gal/min @ 1200 rpm, 21 gal/min @ 1800 rpm; Major Diameter [Max:N/A; Major Diameter [Min:N/A; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:42 gal/min @ 1200 rpm, 63 gal/min @ 1800 rpm; Manufacturer Part No.:4525V42A14-86DD22R; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:21; GPM @ 1,800 rpm, Shaft End:63; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 135° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/2 in Code 61; Displacement Cover End (cu in/revolution):2.8; Displacement Shaft End (cu in/revolution):8.4;
Kobelco SK200-6 High Pressure Sensor LC52S00012P1 for SK200-8 Excavator,SK250-8, LC52S00015P1,	Shaft Type:101.0 LB; Port Orientation - Shaft End:Flange Mount; Model No.:Right Hand (CW); Seal Material:4525V42A14-86DD22R; Pilot Type:3 1/2; Minor Diameter [Min:Flange; Shaft End RPM [Max:3/8 in; Spline Description:Standard Pilot; Shaft End Pressure [Max:1.5 in; GPM @ 1,800 rpm, Shaft End:Straight w/ Key; Pump Series:4525V; Shaft Length:3.4375 in; Seal Material:Buna-N; Max. RPM [Max:1800; Minor Diameter:N/A; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:N/A; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:14 gal/min @ 1200 rpm, 21 gal/min @ 1800 rpm; Major Diameter [Max:N/A; Major Diameter [Min:N/A; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:42 gal/min @ 1200 rpm, 63 gal/min @ 1800 rpm; Manufacturer Part No.:4525V42A14-86DD22R; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:21; GPM @ 1,800 rpm, Shaft End:63; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 135° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/2 in Code 61; Displacement Cover End (cu in/revolution):2.8; Displacement Shaft End (cu in/revolution):8.4;
Volvo EC180B swing motor,EC140B excavator Rotary motor,MFC-80-020,slewing motor,M2X63CHB,M2X120B-CHB,M2X146B-CHB,M2X170,EC160B,	Cover End Flow @ RPM:101.0 LB; GPM @ 1,800 rpm, Cover End:Flange Mount; Weight:Right Hand (CW); Cover End RPM [Max:4525V42A14-86DD22R; Seal Material:3 1/2; Manufacturer Part No.:Flange; Pressure Port Size, Shaft End:3/8 in; Minor Diameter:Standard Pilot; GPM @ 1,800 rpm, Shaft End:1.5 in; Minor Diameter [Max:Straight w/ Key; Pump Series:4525V; Shaft Length:3.4375 in; Seal Material:Buna-N; Max. RPM [Max:1800; Minor Diameter:N/A; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:N/A; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:14 gal/min @ 1200 rpm, 21 gal/min @ 1800 rpm; Major Diameter [Max:N/A; Major Diameter [Min:N/A; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:42 gal/min @ 1200 rpm, 63 gal/min @ 1800 rpm; Manufacturer Part No.:4525V42A14-86DD22R; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:21; GPM @ 1,800 rpm, Shaft End:63; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 135° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/2 in Code 61; Displacement Cover End (cu in/revolution):2.8; Displacement Shaft End (cu in/revolution):8.4;
Daewoo excavator travel motor,DX55 final drive,DX60,DH55,DH225-7,DH280,DX130,DH330LC,DH360LC,DH260LC,DH300LC,DH420LC,DH220-5,	Shaft Seal Type:101.0 LB; Manufacturer Part No.:Flange Mount; Minor Diameter [Max:Right Hand (CW); Cover End Pressure [Max:4525V42A14-86DD22R; Shaft End Pressure [Max:3 1/2; Port Type:Flange; Minor Diameter:3/8 in; Pressure Port Size, Cover End:Standard Pilot; GPM @ 1,800 rpm, Shaft End:1.5 in; Rotation:Straight w/ Key; Pump Series:4525V; Shaft Length:3.4375 in; Seal Material:Buna-N; Max. RPM [Max:1800; Minor Diameter:N/A; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:N/A; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:14 gal/min @ 1200 rpm, 21 gal/min @ 1800 rpm; Major Diameter [Max:N/A; Major Diameter [Min:N/A; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:42 gal/min @ 1200 rpm, 63 gal/min @ 1800 rpm; Manufacturer Part No.:4525V42A14-86DD22R; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:21; GPM @ 1,800 rpm, Shaft End:63; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 135° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/2 in Code 61; Displacement Cover End (cu in/revolution):2.8; Displacement Shaft End (cu in/revolution):8.4;
Kobelco excavator quick hitch,hydraulic hitch,SK75,SK80,SK45,SK50,SK602,SK75,SK80,SK902,SK100,SK120,SK150,SK160,SK210,SK200-6,	Shaft Dia.:101.0 LB; Shaft End Flow @ RPM:Flange Mount; Shaft Seal Type:Right Hand (CW); Port Size:4525V42A14-86DD22R; Manufacturer Part No.:3 1/2; Mounting Flange:Flange; Port Orientation - Cover End:3/8 in; Displacement Shaft End (cu in/revolution):Standard Pilot; Port Orientation - Shaft End:1.5 in; Shaft Length:Straight w/ Key; Pump Series:4525V; Shaft Length:3.4375 in; Seal Material:Buna-N; Max. RPM [Max:1800; Minor Diameter:N/A; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:N/A; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:14 gal/min @ 1200 rpm, 21 gal/min @ 1800 rpm; Major Diameter [Max:N/A; Major Diameter [Min:N/A; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:42 gal/min @ 1200 rpm, 63 gal/min @ 1800 rpm; Manufacturer Part No.:4525V42A14-86DD22R; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:21; GPM @ 1,800 rpm, Shaft End:63; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 135° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/2 in Code 61; Displacement Cover End (cu in/revolution):2.8; Displacement Shaft End (cu in/revolution):8.4;
Doosan DX35 final drive,DX27 excavator travel motor,DX55,DX50,DX40,DX60,DX80,DX130,DX260,DH50,DH55,DH60,DX30,DX300,DX330,DX225	Major Diameter [Min:101.0 LB; Spline Description:Flange Mount; Pilot Type:Right Hand (CW); Cover End Pressure [Max:4525V42A14-86DD22R; Max. RPM [Max:3 1/2; GPM @ 1,800 rpm, Cover End:Flange; Model No.:3/8 in; Manufacturer Part No.:Standard Pilot; Port Orientation - Shaft End:1.5 in; Shaft End RPM [Max:Straight w/ Key; Pump Series:4525V; Shaft Length:3.4375 in; Seal Material:Buna-N; Max. RPM [Max:1800; Minor Diameter:N/A; Mounting Flange:SAE C, 2 Bolt; Shaft Seal Type:Single Shaft Seal; Spline Description:N/A; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:14 gal/min @ 1200 rpm, 21 gal/min @ 1800 rpm; Major Diameter [Max:N/A; Major Diameter [Min:N/A; Minor Diameter [Max:N/A; Minor Diameter [Min:N/A; Relief Valve Setting:N/A; Shaft End Flow @ RPM:42 gal/min @ 1200 rpm, 63 gal/min @ 1800 rpm; Manufacturer Part No.:4525V42A14-86DD22R; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:21; GPM @ 1,800 rpm, Shaft End:63; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 135° CW from Inlet; Port Orientation - Shaft End:Outlet 90° CW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/2 in Code 61; Displacement Cover End (cu in/revolution):2.8; Displacement Shaft End (cu in/revolution):8.4;

Doosan excavator quick hitch,hydraulic quick hitch,DX55W,DX60R,DX80R,DX140,DX180,DX190,DX210,DX235,DX255LC,DX300LC,DX350LC,DX420 Video

hydraulic piston, vickers hydraulics, rexroth hydraulic,hydraulic cylinder repair

Contact Us

TOKIMEC VANE PUMP LTD: Emailsales3@boya.com.sg; AddressBeiyuan District, Jinan，Shandong; Phone(Working Time)0531-8299 9953; Fax0531 -82990352

Send Now

Doosan excavator quick hitch,hydraulic quick hitch,DX55W,DX60R,DX80R,DX140,DX180,DX190,DX210,DX235,DX255LC,DX300LC,DX350LC,DX420 Technical Articles

Ceramic Bearing Classification and advantages Reference

All ceramic bearings are resistant to magnetic and electrical insulation, wear and corrosion resistance, oil-free self-lubricating, high temperature and high temperature resistance, and can be used in extremely harsh environments and special working...

NSK high speed precision bearing installation attention reference

High-speed precision bearings are mainly used for high-speed rotating applications with light loads. High-precision bearings, high-speed, low-temperature vibration and a certain service life are required. The support members of the high-speed electric...

YCB arc Gear Pump

I. Overview and characteristics of YCB arc gear pump: YCB arc gear pump adopts the most advanced point contact gear which is considered to be the most advanced pump in the world, that is, the double arc plus sinusoidal curve is combined into a tooth...