✖

Home

Stock Categories

Quality Control

Hydraulic pump and pump parts

Relief valve and other valve

excavator

Home>Products>Kawasaki pump>Kubota KX121-3 excavator hydraulic pump,KX165 main pump,KX92,KX161,KX42,KX43,KX45.KX65,KX61,KX63,KX73,KX175,KX191,KX172,KX85

Kubota KX121-3 excavator hydraulic pump,KX165 main pump,KX92,KX161,KX42,KX43,KX45.KX65,KX61,KX63,KX73,KX175,KX191,KX172,KX85 MODELS

Need a CAD or 3D Model?

Contact Now WhatsApp Be Our Agent

Kubota KX121-3 excavator hydraulic pump,KX165 main pump,KX92,KX161,KX42,KX43,KX45.KX65,KX61,KX63,KX73,KX175,KX191,KX172,KX85

Kubota KX121-3 excavator hydraulic pump,KX165 main pump,KX92,KX161,KX42,KX43,KX45.KX65,KX61,KX63,KX73,KX175,KX191,KX172,KX85 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

Kubota KX121-3 excavator hydraulic pump,KX165 main pump,KX92,KX161,KX42,KX43,KX45.KX65,KX61,KX63,KX73,KX175,KX191,KX172,KX85 Technical information

Shaft End Flow @ RPM:1.375 in
Mounting:Straight w/ Key
Minor Diameter [Min:3525V
Shaft Seal Type:3 7/8 in
Minor Diameter [Max:Buna-N
Model No.:1800
Minor Diameter:N/A
Pump Series:SAE C, 2 Bolt
Manufacturer Part No.:Single Shaft Seal
Cover End Pressure [Max:N/A
Max. RPM [Max:1800
Relief Valve Setting:1800
Seal Material:N/A
Pressure Port Size, Cover End:21 gal/min @ 1200 rpm, 31.5 gal/min @ 1800 rpm
Pilot Type:N/A
GPM @ 1,800 rpm, Shaft End:N/A
GPM @ 1,800 rpm, Cover End:N/A
Shaft Key:N/A
Shaft Length:N/A
Displacement Cover End (cu in/revolution):25 gal/min @ 1200 rpm, 37.5 gal/min @ 1800 rpm
Port Type:3525V25A21-86DC22R
Major Diameter [Max:2500
Port Size:2500
Displacement Shaft End (cu in/revolution):31.5
Shaft Type:37.5
Weight:N/A
Port Orientation - Shaft End:Outlet 45° CW from Inlet
Integral Valve Configuration:Outlet 90° CW from Inlet
Cover End Flow @ RPM:1 in Code 61
Controlled Flow Rate:1 1/4 in Code 61
Shaft Dia.:4.1
Shaft End RPM [Max:4.9

Kubota KX121-3 excavator hydraulic pump,KX165 main pump,KX92,KX161,KX42,KX43,KX45.KX65,KX61,KX63,KX73,KX175,KX191,KX172,KX85 Products and services

Doosan DX290-3 final drive,excavator DX300 travel motor,R60-7,DH80G,DH45,DH70,DH75,DH50,DH80-7,DX60,DX140,DX130,DX160,DH150LC,	Mounting:76.0 LB; Pump Series:Flange Mount; Shaft Length:Right Hand (CW); Port Size:3525V25A21-86DC22R; Displacement Cover End (cu in/revolution):3; Pressure Port Size, Cover End:Flange; GPM @ 1,800 rpm, Shaft End:5/16 in; Weight:Standard Pilot; Minor Diameter [Min:1.375 in; Port Type:Straight w/ Key; Pump Series:3525V; Shaft Length:3 7/8 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: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.:3525V25A21-86DC22R; 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; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° 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 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Doosan Solar 225LC final drive,Solar 300LC travel motor,SOLAR 130,Solar 140,Solar 170,SOLAR 225,Solar 360LC,SOLAR 80,Solar 55,	GPM @ 1,800 rpm, Cover End:76.0 LB; Manufacturer Part No.:Flange Mount; Major Diameter [Max:Right Hand (CW); Minor Diameter [Min:3525V25A21-86DC22R; Weight:3; Major Diameter [Min:Flange; Mounting:5/16 in; Max. RPM [Max:Standard Pilot; Seal Material:1.375 in; Relief Valve Setting:Straight w/ Key; Pump Series:3525V; Shaft Length:3 7/8 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: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.:3525V25A21-86DC22R; 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; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° 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 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Bobcat 331 final drive,Bobcat MX325 excavator travel motor:MX337,341,E50,E32,E35,E43,E80,325,334,430,E45,E38,E32,328,325,328,	Shaft Dia.:76.0 LB; Port Orientation - Cover End:Flange Mount; Displacement Shaft End (cu in/revolution):Right Hand (CW); Minor Diameter:3525V25A21-86DC22R; Cover End RPM [Max:3; Relief Valve Setting:Flange; Seal Material:5/16 in; Shaft Type:Standard Pilot; Port Orientation - Shaft End:1.375 in; Displacement Cover End (cu in/revolution):Straight w/ Key; Pump Series:3525V; Shaft Length:3 7/8 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: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.:3525V25A21-86DC22R; 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; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° 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 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Sumitomo SH120 excavator main pump:SH260 hydraulic pump,kawasaki K3V112DT,K3V140DTP,K3V180DTP,SH100,SH160,SH180,SH220,SH290LC	Displacement Cover End (cu in/revolution):76.0 LB; Spline Description:Flange Mount; Pressure Port Size, Shaft End:Right Hand (CW); Cover End Pressure [Max:3525V25A21-86DC22R; Rotation:3; GPM @ 1,800 rpm, Shaft End:Flange; Model No.:5/16 in; Shaft Type:Standard Pilot; Displacement Shaft End (cu in/revolution):1.375 in; Shaft Seal Type:Straight w/ Key; Pump Series:3525V; Shaft Length:3 7/8 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: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.:3525V25A21-86DC22R; 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; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° 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 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Volvo EC180B main pump excavator hydraulic main pump:k5v200D,EC330,EC420,EC240BLC	Mounting Flange:76.0 LB; Port Orientation - Shaft End:Flange Mount; Max. RPM [Max:Right Hand (CW); Pilot Type:3525V25A21-86DC22R; Model No.:3; Port Size:Flange; Minor Diameter:5/16 in; Pressure Port Size, Shaft End:Standard Pilot; Weight:1.375 in; Displacement Shaft End (cu in/revolution):Straight w/ Key; Pump Series:3525V; Shaft Length:3 7/8 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: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.:3525V25A21-86DC22R; 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; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° 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 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Hyundai excavator top roller,R55-5;R60-5;R200E;R210-5;R220-5;R225-7;R260-5;R290-3;R300-5;R305-7;R335-7;R375-7;R360 track roller,	Port Orientation - Cover End:76.0 LB; Rotation:Flange Mount; Minor Diameter [Max:Right Hand (CW); Manufacturer Part No.:3525V25A21-86DC22R; Shaft Seal Type:3; Integral Valve Configuration:Flange; Minor Diameter [Min:5/16 in; Max. RPM [Max:Standard Pilot; Cover End Flow @ RPM:1.375 in; Displacement Cover End (cu in/revolution):Straight w/ Key; Pump Series:3525V; Shaft Length:3 7/8 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: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.:3525V25A21-86DC22R; 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; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° 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 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Doosan DX258 final drive,DX225-7,DX340 excavator travel motor:DX55,DX60,DX70,DX75,DX80,DX130,DX140,DX330,DX420,DX220,DX225,	Shaft Dia.:76.0 LB; Shaft Key:Flange Mount; Major Diameter [Min:Right Hand (CW); Shaft End Pressure [Max:3525V25A21-86DC22R; GPM @ 1,800 rpm, Shaft End:3; Shaft Seal Type:Flange; Pressure Port Size, Shaft End:5/16 in; Weight:Standard Pilot; GPM @ 1,800 rpm, Cover End:1.375 in; Seal Material:Straight w/ Key; Pump Series:3525V; Shaft Length:3 7/8 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: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.:3525V25A21-86DC22R; 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; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° 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 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Nachi hydraulic pump,Nachi PVK-2B-505-N-4554C,ZX50 excavator pump,ZX40,ZX30,ZX55,EX40,EX60,EX45,EX30,kubota,PVD-2B-40P,PVD-3B	Cover End RPM [Max:76.0 LB; Shaft Type:Flange Mount; Minor Diameter [Max:Right Hand (CW); Spline Description:3525V25A21-86DC22R; Pilot Type:3; Controlled Flow Rate:Flange; Mounting:5/16 in; Weight:Standard Pilot; Manufacturer Part No.:1.375 in; Pump Series:Straight w/ Key; Pump Series:3525V; Shaft Length:3 7/8 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: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.:3525V25A21-86DC22R; 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; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° 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 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
excavator swing motor assy swing device for kobelco M2X120B,M2X63,M2X146B,M2X170,M2X210,M5X130,M5X180CHB swing reducer	Minor Diameter [Max:76.0 LB; Port Orientation - Shaft End:Flange Mount; Shaft Seal Type:Right Hand (CW); Rotation:3525V25A21-86DC22R; GPM @ 1,800 rpm, Cover End:3; Max. RPM [Max:Flange; Mounting Flange:5/16 in; Major Diameter [Min:Standard Pilot; Manufacturer Part No.:1.375 in; Port Type:Straight w/ Key; Pump Series:3525V; Shaft Length:3 7/8 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: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.:3525V25A21-86DC22R; 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; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° 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 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;
Rexroth AP2D36VL hydraulic pump,Uchida AP2D25VL,AP2D28VL,Volvo excavator pump,Kubota,HYUDAI,Kobelco,Doosan Daewoo DH70	Cover End Pressure [Max:76.0 LB; Minor Diameter [Min:Flange Mount; Cover End RPM [Max:Right Hand (CW); Port Orientation - Cover End:3525V25A21-86DC22R; Shaft End Pressure [Max:3; Controlled Flow Rate:Flange; Port Type:5/16 in; Shaft Dia.:Standard Pilot; Pump Series:1.375 in; Pilot Type:Straight w/ Key; Pump Series:3525V; Shaft Length:3 7/8 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: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.:3525V25A21-86DC22R; 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; Integral Valve Configuration:N/A; Port Orientation - Cover End:Outlet 45° 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 1/4 in Code 61; Displacement Cover End (cu in/revolution):4.1; Displacement Shaft End (cu in/revolution):4.9;

Kubota KX121-3 excavator hydraulic pump,KX165 main pump,KX92,KX161,KX42,KX43,KX45.KX65,KX61,KX63,KX73,KX175,KX191,KX172,KX85 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

Kubota KX121-3 excavator hydraulic pump,KX165 main pump,KX92,KX161,KX42,KX43,KX45.KX65,KX61,KX63,KX73,KX175,KX191,KX172,KX85 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...