Mitsubishi 4M40 engine parts 4M40 engine liner kit MODELS

Need a CAD or 3D Model?

Contact Now WhatsApp Be Our Agent

Mitsubishi 4M40 engine parts 4M40 engine liner kit

Mitsubishi 4M40 engine parts 4M40 engine liner kit 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

Mitsubishi 4M40 engine parts 4M40 engine liner kit Technical information

Minor Diameter [Min:Standard Pilot
Displacement Cover End (cu in/revolution):4.1
Mounting Flange:Straight w/ Key
Shaft Length:3525V
Major Diameter [Min:2 7/8 in
Port Size:Double
Shaft Seal Type:Buna-N
Max. RPM [Max:1800
Port Type:N/A
Relief Valve Setting:SAE C, 2 Bolt
Minor Diameter:Single Shaft Seal
Cover End RPM [Max:N/A
Pilot Type:Motor
Cover End Pressure [Max:1800
Displacement Shaft End (cu in/revolution):4.9
Major Diameter [Max:N/A
Port Orientation - Cover End:21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm
Shaft End Pressure [Max:N/A
Pressure Port Size, Shaft End:1 1/4 in Code 61
Seal Material:N/A
Shaft Key:N/A
Integral Valve Configuration:N/A
Rotation:25 gal/min @ 1200 rpm, 37.5 gal/min @ 1800 rpm
Port Orientation - Shaft End:Outlet 90° CCW from Inlet
Manufacturer Part No.:4 Bolt Flange Per SAE J518C W/ English Threads
Model No.:2500
Mounting:2500
Shaft Dia.:31.5
Weight:37.5
Shaft Type:45° CCW From Inlet Port
Spline Description:N/A
Minor Diameter [Max:Outlet 45° CCW from Inlet

Mitsubishi 4M40 engine parts 4M40 engine liner kit Products and services

excavator spare parts PC120-5Z excavator swing motor assy 203-26-00121	Minor Diameter:76.0 LB; Shaft End RPM [Max:Flange Mount; Model No.:Right Hand (CW); Seal Material:3525V25A21-1BB22R; Minor Diameter [Max:3; Minor Diameter [Min:Flange; Weight:5/16 in; Max. RPM [Max:22; Port Orientation - Shaft End:Standard Pilot; Shaft End Pressure [Max:1.25 in; Shaft Type:Straight w/ Key; Pump Series:3525V; Shaft Length:2 7/8 in; Configuration:Double; 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; Vane Function Type:Motor; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 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:25 gal/min @ 1200 rpm, 37.5 gal/min @ 1800 rpm; Manufacturer Part No.:3525V25A21-1BB22R; Front Outlet Port Type:4 Bolt Flange Per SAE J518C W/ English Threads; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:37.5; Outlet Port Position [Rear:45° CCW From Inlet Port; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° CCW from Inlet; Port Orientation - Shaft End:Outlet 90° CCW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
SH75 excavator pump,A10VD43,SH75-2 hydraulic pump,A10VD43SR1RS5/972-5	Displacement Shaft End (cu in/revolution):76.0 LB; Cover End RPM [Max:Flange Mount; Cover End Flow @ RPM:Right Hand (CW); Minor Diameter [Max:3525V25A21-1BB22R; Mounting:3; Displacement Cover End (cu in/revolution):Flange; Integral Valve Configuration:5/16 in; Shaft End RPM [Max:22; Major Diameter [Min:Standard Pilot; GPM @ 1,800 rpm, Cover End:1.25 in; Shaft Type:Straight w/ Key; Pump Series:3525V; Shaft Length:2 7/8 in; Configuration:Double; 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; Vane Function Type:Motor; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 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:25 gal/min @ 1200 rpm, 37.5 gal/min @ 1800 rpm; Manufacturer Part No.:3525V25A21-1BB22R; Front Outlet Port Type:4 Bolt Flange Per SAE J518C W/ English Threads; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:37.5; Outlet Port Position [Rear:45° CCW From Inlet Port; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° CCW from Inlet; Port Orientation - Shaft End:Outlet 90° CCW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Excavator throttle motor EX200-1 governor motor 4257163	GPM @ 1,800 rpm, Cover End:76.0 LB; Relief Valve Setting:Flange Mount; Port Type:Right Hand (CW); Minor Diameter [Max:3525V25A21-1BB22R; Seal Material:3; Pump Series:Flange; Minor Diameter:5/16 in; Shaft Type:22; Shaft Length:Standard Pilot; Shaft End Flow @ RPM:1.25 in; Shaft Type:Straight w/ Key; Pump Series:3525V; Shaft Length:2 7/8 in; Configuration:Double; 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; Vane Function Type:Motor; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 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:25 gal/min @ 1200 rpm, 37.5 gal/min @ 1800 rpm; Manufacturer Part No.:3525V25A21-1BB22R; Front Outlet Port Type:4 Bolt Flange Per SAE J518C W/ English Threads; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:37.5; Outlet Port Position [Rear:45° CCW From Inlet Port; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° CCW from Inlet; Port Orientation - Shaft End:Outlet 90° CCW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Excavator swing reduction parts EX200-5 swing planetary gear	Relief Valve Setting:76.0 LB; Displacement Shaft End (cu in/revolution):Flange Mount; Minor Diameter [Min:Right Hand (CW); Port Orientation - Cover End:3525V25A21-1BB22R; Cover End Flow @ RPM:3; Spline Description:Flange; GPM @ 1,800 rpm, Shaft End:5/16 in; Cover End RPM [Max:22; Port Orientation - Shaft End:Standard Pilot; Port Type:1.25 in; Shaft Type:Straight w/ Key; Pump Series:3525V; Shaft Length:2 7/8 in; Configuration:Double; 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; Vane Function Type:Motor; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 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:25 gal/min @ 1200 rpm, 37.5 gal/min @ 1800 rpm; Manufacturer Part No.:3525V25A21-1BB22R; Front Outlet Port Type:4 Bolt Flange Per SAE J518C W/ English Threads; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:37.5; Outlet Port Position [Rear:45° CCW From Inlet Port; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° CCW from Inlet; Port Orientation - Shaft End:Outlet 90° CCW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Genuine excavator original pure tension springs for sale	Port Type:76.0 LB; Shaft End Flow @ RPM:Flange Mount; Relief Valve Setting:Right Hand (CW); Mounting:3525V25A21-1BB22R; Model No.:3; Shaft Length:Flange; Shaft Seal Type:5/16 in; Spline Description:22; Mounting Flange:Standard Pilot; Displacement Shaft End (cu in/revolution):1.25 in; Shaft Type:Straight w/ Key; Pump Series:3525V; Shaft Length:2 7/8 in; Configuration:Double; 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; Vane Function Type:Motor; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 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:25 gal/min @ 1200 rpm, 37.5 gal/min @ 1800 rpm; Manufacturer Part No.:3525V25A21-1BB22R; Front Outlet Port Type:4 Bolt Flange Per SAE J518C W/ English Threads; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:37.5; Outlet Port Position [Rear:45° CCW From Inlet Port; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° CCW from Inlet; Port Orientation - Shaft End:Outlet 90° CCW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
excavator 4M40 engine piston cylinder liner kit series parts for sale	Port Orientation - Shaft End:76.0 LB; Shaft End Flow @ RPM:Flange Mount; Mounting Flange:Right Hand (CW); Rotation:3525V25A21-1BB22R; Shaft Type:3; Model No.:Flange; Port Type:5/16 in; Cover End RPM [Max:22; Minor Diameter [Min:Standard Pilot; Weight:1.25 in; Shaft Type:Straight w/ Key; Pump Series:3525V; Shaft Length:2 7/8 in; Configuration:Double; 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; Vane Function Type:Motor; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 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:25 gal/min @ 1200 rpm, 37.5 gal/min @ 1800 rpm; Manufacturer Part No.:3525V25A21-1BB22R; Front Outlet Port Type:4 Bolt Flange Per SAE J518C W/ English Threads; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:37.5; Outlet Port Position [Rear:45° CCW From Inlet Port; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° CCW from Inlet; Port Orientation - Shaft End:Outlet 90° CCW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Kawasaki hydraulic pump K3SP36C excavator hydraulic pump	Pressure Port Size, Shaft End:76.0 LB; GPM @ 1,800 rpm, Cover End:Flange Mount; Spline Description:Right Hand (CW); Pump Series:3525V25A21-1BB22R; Minor Diameter:3; Shaft Length:Flange; Weight:5/16 in; Port Size:22; Controlled Flow Rate:Standard Pilot; Cover End Pressure [Max:1.25 in; Shaft Type:Straight w/ Key; Pump Series:3525V; Shaft Length:2 7/8 in; Configuration:Double; 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; Vane Function Type:Motor; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 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:25 gal/min @ 1200 rpm, 37.5 gal/min @ 1800 rpm; Manufacturer Part No.:3525V25A21-1BB22R; Front Outlet Port Type:4 Bolt Flange Per SAE J518C W/ English Threads; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:37.5; Outlet Port Position [Rear:45° CCW From Inlet Port; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° CCW from Inlet; Port Orientation - Shaft End:Outlet 90° CCW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
EC140B, EC210B, EC240B, EC360B, EC460B EC290B Rotary Motor, Slewing Motor Assy, EC290B Volvo Excavator Swing Motor	Pilot Type:76.0 LB; Integral Valve Configuration:Flange Mount; Port Orientation - Shaft End:Right Hand (CW); Displacement Cover End (cu in/revolution):3525V25A21-1BB22R; Relief Valve Setting:3; Mounting:Flange; Cover End Flow @ RPM:5/16 in; Max. RPM [Max:22; Weight:Standard Pilot; Manufacturer Part No.:1.25 in; Shaft Type:Straight w/ Key; Pump Series:3525V; Shaft Length:2 7/8 in; Configuration:Double; 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; Vane Function Type:Motor; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 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:25 gal/min @ 1200 rpm, 37.5 gal/min @ 1800 rpm; Manufacturer Part No.:3525V25A21-1BB22R; Front Outlet Port Type:4 Bolt Flange Per SAE J518C W/ English Threads; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:37.5; Outlet Port Position [Rear:45° CCW From Inlet Port; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° CCW from Inlet; Port Orientation - Shaft End:Outlet 90° CCW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Excavator PC750-7 for engine SA6D140E-2A turbocharger 6505-52-5410 6505-65-5091	GPM @ 1,800 rpm, Shaft End:76.0 LB; GPM @ 1,800 rpm, Cover End:Flange Mount; Shaft Seal Type:Right Hand (CW); Integral Valve Configuration:3525V25A21-1BB22R; Displacement Shaft End (cu in/revolution):3; Cover End Pressure [Max:Flange; Shaft Key:5/16 in; Pressure Port Size, Cover End:22; Relief Valve Setting:Standard Pilot; Minor Diameter [Max:1.25 in; Shaft Type:Straight w/ Key; Pump Series:3525V; Shaft Length:2 7/8 in; Configuration:Double; 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; Vane Function Type:Motor; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 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:25 gal/min @ 1200 rpm, 37.5 gal/min @ 1800 rpm; Manufacturer Part No.:3525V25A21-1BB22R; Front Outlet Port Type:4 Bolt Flange Per SAE J518C W/ English Threads; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:37.5; Outlet Port Position [Rear:45° CCW From Inlet Port; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° CCW from Inlet; Port Orientation - Shaft End:Outlet 90° CCW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Koma'tsu hydraulic pump WB93 backhoe loader hydraulic pump factory price for sale	Port Size:76.0 LB; Max. RPM [Max:Flange Mount; Cover End Flow @ RPM:Right Hand (CW); Shaft Length:3525V25A21-1BB22R; Minor Diameter [Max:3; Rotation:Flange; Shaft End Pressure [Max:5/16 in; Minor Diameter [Min:22; Displacement Cover End (cu in/revolution):Standard Pilot; Shaft End RPM [Max:1.25 in; Shaft Type:Straight w/ Key; Pump Series:3525V; Shaft Length:2 7/8 in; Configuration:Double; 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; Vane Function Type:Motor; Cover End RPM [Max:1800; Shaft End RPM [Max:1800; Controlled Flow Rate:N/A; Cover End Flow @ RPM:21 gal/min @ 1200 rpm, 31.5 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:25 gal/min @ 1200 rpm, 37.5 gal/min @ 1800 rpm; Manufacturer Part No.:3525V25A21-1BB22R; Front Outlet Port Type:4 Bolt Flange Per SAE J518C W/ English Threads; Cover End Pressure [Max:2500; Shaft End Pressure [Max:2500; GPM @ 1,800 rpm, Cover End:31.5; GPM @ 1,800 rpm, Shaft End:37.5; Outlet Port Position [Rear:45° CCW From Inlet Port; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° CCW from Inlet; Port Orientation - Shaft End:Outlet 90° CCW from Inlet; Pressure Port Size, Cover End:1 in Code 61; Pressure Port Size, Shaft End:1 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;

Mitsubishi 4M40 engine parts 4M40 engine liner kit 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

Mitsubishi 4M40 engine parts 4M40 engine liner kit 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...