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HITACHI ZX450-3 9199338 K5V200DPH-XMXR-OE02 excavator main pump assembly
PRODUCT DESCRIPTION
Model:Bobcat425 main pump excavator hydraulic pump
Ategory: Hydraulic Pump
Part number:AP2D12LV3RS7-950-0
Place of Origin:Other Country
Condition: Original & Oem
Warranty: 6 months
MOQ: 1 pcs
Production Capacity: 1000pcs /Month
Standard or Nonstandard: Standard
Payment Term: L/C,T/T, Tradeassurance
Delivery Time: 1-3 days (depend on order)
Means of Transport: By Sea, Air or DHL
Guarantee: We will check and send detailed pictures to buyers for confirmation
R330-9
K3V180DT-9N-17Т
K3V180DT-9N-17Т (R330-9; EC360) CH
190KG
87*33.5*50
R290-7
K3V140DT-9С-17Т
K3V140DT-9С-17Т (R290-7) CH
189KG
87*33.5*50
R320-7
K3V180DT-9С-17Т
K3V180DT-9С-17Т (R320-7) CH
190KG
87*33.5*50
SK200
K5V80DTP-9R
K5V80DTP-9R (SK200) with РТО CH
107KG
70*45*46
R170W-7
K5V80DTP-9С-12Т
K5V80DTP- 9С 12Т (R170W-7) CH
110KG
70*45*46
HPV145 H
9257309
HYDRAULIC PUMP HPV145 H
81
52*31*49
E330
497-8499
HYDRAULIC PUMP K5V160DP(E330)
293
67*67*83
Zx450-3
4633472
HYDRAULIC PUMP K5V200DPH(Zx450-3)
239
77*61*60
PC200-7
708-2L-00300
HYDRAULIC PUMP PC200-7 rebuilt
188
52*52*74
PC300-7
708-2G-00024
HYDRAULIC PUMP PC300-7 rebuilt
218
64*64*80
PC400-7
708-2H-00026
HYDRAULIC PUMP PC400-7 rebuilt
267
64*64*88
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.
FAQ
1.What is the warranty time of the products?
The warranty time is 3/6 months based on the item details; We don't provide warranty time for original and used products.
2.What is your delivery time?
Generally, we will arrange the goods within 24 hours after your payment; if not in stock, the delivery time will be communied in advance, usually 3-7 days
3.What are your main products ?
We are specialized in spare parts for excavator hydraulic system, such as travel motor,swing motor, travel gearbox,swing gearbox,gear parts, hydraulic pump,hydraulic parts,etc.If you need other excavator parts, we also can supply as your requirements.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Year Established:
2013
Total Annual:
20000-3000000
Employee Number:
50~93
Ecer Certification:
Verified Supplier
GZ Yuexiang Engineering Machinery Co., Ltd.
GZ Yuexiang Engineering Machinery Co., Ltd, is a foreign trade company integrating development, sales, procurement, warehousing, transportation and service. Founded in September 2013, we have more than twelve years of experience in machinery t... GZ Yuexiang Engineering Machinery Co., Ltd.
GZ Yuexiang Engineering Machinery Co., Ltd, is a foreign trade company integrating development, sales, procurement, warehousing, transportation and service. Founded in September 2013, we have more than twelve years of experience in machinery t...