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| Cuota De Producción: | 1 por ciento |
| Precio: | Negotiated price |
| Embalaje Estándar: | De madera |
| Período De Entrega: | 2-5 días |
| Método De Pago: | T/T, Western Union, PayPal |
| Capacidad De Suministro: | 500 piezas por mes |
Volvo excavator K3V180DTP-9N EC360 main pump SA 7220-00700 SA 7223-00140 hydraulic pump assy.
Our main products are Excavator Hydraulic Spare Parts, Hydraulic Main Pump, Swing Motor, Travel Motor, Final Drive Ass'y, Swing Device Ass'y, Swing Gearbox, Travel Gearbox, Gears, Regulators, Relief Valve, Fan Motor and other hydraulic items with genuine and aftermarket quality.
Until now, our products have been exported to more than 198 countries and regions, spreading all over the Middle East, Southeast Asia, Africa, North America, South America, Europe and Oceania with our own brand "Belparts", which is highly praised by foreign customers and enjoys a high reputation.
| # | Part No | Part Name | Qty. | Price Request |
|---|---|---|---|---|
| * | 31N8-10030 | MAIN PUMP | 1 | |
| *-1 | XJBN-00961 | MAIN PUMP UNIT | 1 | |
| 111 | XJBN-00953 | SHAFT(F)-DRIVE | 1 | |
| 113 | XJBN-00952 | SHAFT(R)-DRIVE | 1 | |
| 116 | XJBN-00951 | GEAR-1ST | 1 | |
| 123 | XJBN-00950 | BEARING-ROLLER | 2 | |
| 124 | XJBN-00949 | BEARING-NEEDLE | 2 | |
| 127 | XJBN-00081 | SPACER-BEARING | 3 | |
| 141 | XJBN-00948 | BLOCK-CYLINDER | 2 | |
| 151 | XJBN-00947 | PISTON | 18 | |
| 152 | XJBN-00946 | SHOE | 18 | |
| 153 | XJBN-00945 | PLATE-SET | 2 | |
| 156 | XJBN-00083 | BUSHING-SPHERICAL | 2 | |
| 157 | XJBN-00944 | SPRING-CYLINDER | 18 | |
| 211 | XJBN-00085 | PLATE-SHOE | 2 | |
| 212 | XJBN-00943 | PLATE-SWASH | 2 | |
| 214 | XJBN-00071 | BUSHING-TILTING | 2 | |
| 251 | XJBN-00942 | SUPPORT-SP | 2 | |
| 261 | XJBN-00941 | COVER(F)-SEAL | 1 | |
| 271 | XJBN-00088 | CASING-PUMP | 2 | |
| 312 | XJBN-00940 | BLOCK-VALVE | 1 | |
| 313 | XJBN-00939 | PLATE(R)-VALVE | 1 | |
| 314 | XJBN-00938 | PLATE(L)-VALVE | 1 | |
| 326 | XJBN-00937 | COVER | 1 | |
| 401 | XJBN-00090 | SCREW-HEX SOC HD | 8 | |
| 406 | XJBN-00355 | SCREW-HEX SOC HD | 4 | |
| 414 | XJBN-00160 | SCREW-SOCKET | 4 | |
| 466 | XJBN-00356 | PLUG | 2 | |
| 467 | XJBN-00936 | PLUG | 4 | |
| 468 | XJBN-00357 | PLUG | 4 | |
| 490 | XJBN-00032 | PLUG | 32 | |
| 531 | XJBN-00956 | PIN-TILTING | 2 | |
| 532 | XJBN-00955 | PISTON-SERVO | 2 | |
| 534 | XJBN-00092 | STOPPER(L) | 2 | |
| 535 | XJBN-00093 | STOPPER(S) | 2 | |
| 541 | XJBN-00859 | SEAT | 4 | |
| 543 | XJBN-00860 | STOPPER | 2 |
The axial piston pump with a tilting swashplate is the undisputed workhorse for primary hydraulic circuits in modern excavators. Its core principle involves multiple pistons arranged axially (parallel to the drive shaft) within a rotating cylinder block. Each piston features a slipper pad riding on a non-rotating swashplate angled relative to the drive shaft's axis.
As the cylinder block rotates, the pistons reciprocate within their bores: moving outward during the half-rotation where the swashplate distance increases (suction stroke, drawing fluid from the inlet port), and being forced inward during the opposite half-rotation where the distance decreases (discharge stroke, pressurizing fluid to the outlet port).
The critical structural element for variable displacement is the adjustable swashplate angle. By changing this angle (typically via a hydraulic servo piston controlled by the operator or machine electronics), the stroke length of the pistons is altered. A larger angle increases piston stroke and thus pump displacement (flow rate), while a zero angle results in zero displacement.
Key structural components include the drive shaft, rotating cylinder block with precision piston bores, pistons with slippers, swashplate with tilt mechanism, valve plate (stationary, with kidney-shaped ports for inlet/outlet), and a robust housing.
In excavators, this design offers exceptional efficiency across a wide operating range, precise flow control essential for coordinated multi-function operation, and high-pressure capabilities needed for digging forces. Its ability to instantly vary flow from zero to maximum based on demand is fundamental to efficient excavator power management.
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|
| Cuota De Producción: | 1 por ciento |
| Precio: | Negotiated price |
| Embalaje Estándar: | De madera |
| Período De Entrega: | 2-5 días |
| Método De Pago: | T/T, Western Union, PayPal |
| Capacidad De Suministro: | 500 piezas por mes |
Volvo excavator K3V180DTP-9N EC360 main pump SA 7220-00700 SA 7223-00140 hydraulic pump assy.
Our main products are Excavator Hydraulic Spare Parts, Hydraulic Main Pump, Swing Motor, Travel Motor, Final Drive Ass'y, Swing Device Ass'y, Swing Gearbox, Travel Gearbox, Gears, Regulators, Relief Valve, Fan Motor and other hydraulic items with genuine and aftermarket quality.
Until now, our products have been exported to more than 198 countries and regions, spreading all over the Middle East, Southeast Asia, Africa, North America, South America, Europe and Oceania with our own brand "Belparts", which is highly praised by foreign customers and enjoys a high reputation.
| # | Part No | Part Name | Qty. | Price Request |
|---|---|---|---|---|
| * | 31N8-10030 | MAIN PUMP | 1 | |
| *-1 | XJBN-00961 | MAIN PUMP UNIT | 1 | |
| 111 | XJBN-00953 | SHAFT(F)-DRIVE | 1 | |
| 113 | XJBN-00952 | SHAFT(R)-DRIVE | 1 | |
| 116 | XJBN-00951 | GEAR-1ST | 1 | |
| 123 | XJBN-00950 | BEARING-ROLLER | 2 | |
| 124 | XJBN-00949 | BEARING-NEEDLE | 2 | |
| 127 | XJBN-00081 | SPACER-BEARING | 3 | |
| 141 | XJBN-00948 | BLOCK-CYLINDER | 2 | |
| 151 | XJBN-00947 | PISTON | 18 | |
| 152 | XJBN-00946 | SHOE | 18 | |
| 153 | XJBN-00945 | PLATE-SET | 2 | |
| 156 | XJBN-00083 | BUSHING-SPHERICAL | 2 | |
| 157 | XJBN-00944 | SPRING-CYLINDER | 18 | |
| 211 | XJBN-00085 | PLATE-SHOE | 2 | |
| 212 | XJBN-00943 | PLATE-SWASH | 2 | |
| 214 | XJBN-00071 | BUSHING-TILTING | 2 | |
| 251 | XJBN-00942 | SUPPORT-SP | 2 | |
| 261 | XJBN-00941 | COVER(F)-SEAL | 1 | |
| 271 | XJBN-00088 | CASING-PUMP | 2 | |
| 312 | XJBN-00940 | BLOCK-VALVE | 1 | |
| 313 | XJBN-00939 | PLATE(R)-VALVE | 1 | |
| 314 | XJBN-00938 | PLATE(L)-VALVE | 1 | |
| 326 | XJBN-00937 | COVER | 1 | |
| 401 | XJBN-00090 | SCREW-HEX SOC HD | 8 | |
| 406 | XJBN-00355 | SCREW-HEX SOC HD | 4 | |
| 414 | XJBN-00160 | SCREW-SOCKET | 4 | |
| 466 | XJBN-00356 | PLUG | 2 | |
| 467 | XJBN-00936 | PLUG | 4 | |
| 468 | XJBN-00357 | PLUG | 4 | |
| 490 | XJBN-00032 | PLUG | 32 | |
| 531 | XJBN-00956 | PIN-TILTING | 2 | |
| 532 | XJBN-00955 | PISTON-SERVO | 2 | |
| 534 | XJBN-00092 | STOPPER(L) | 2 | |
| 535 | XJBN-00093 | STOPPER(S) | 2 | |
| 541 | XJBN-00859 | SEAT | 4 | |
| 543 | XJBN-00860 | STOPPER | 2 |
The axial piston pump with a tilting swashplate is the undisputed workhorse for primary hydraulic circuits in modern excavators. Its core principle involves multiple pistons arranged axially (parallel to the drive shaft) within a rotating cylinder block. Each piston features a slipper pad riding on a non-rotating swashplate angled relative to the drive shaft's axis.
As the cylinder block rotates, the pistons reciprocate within their bores: moving outward during the half-rotation where the swashplate distance increases (suction stroke, drawing fluid from the inlet port), and being forced inward during the opposite half-rotation where the distance decreases (discharge stroke, pressurizing fluid to the outlet port).
The critical structural element for variable displacement is the adjustable swashplate angle. By changing this angle (typically via a hydraulic servo piston controlled by the operator or machine electronics), the stroke length of the pistons is altered. A larger angle increases piston stroke and thus pump displacement (flow rate), while a zero angle results in zero displacement.
Key structural components include the drive shaft, rotating cylinder block with precision piston bores, pistons with slippers, swashplate with tilt mechanism, valve plate (stationary, with kidney-shaped ports for inlet/outlet), and a robust housing.
In excavators, this design offers exceptional efficiency across a wide operating range, precise flow control essential for coordinated multi-function operation, and high-pressure capabilities needed for digging forces. Its ability to instantly vary flow from zero to maximum based on demand is fundamental to efficient excavator power management.
