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EXCAVATOR PARTS EX120-2 EX120-3 SWING MOTOR 4241171 4334356 FOR HITACHI

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EXCAVATOR PARTS EX120-2 EX120-3 SWING MOTOR 4241171 4334356 FOR HITACHI

Name: EXCAVATOR PARTS EX1202 EX1203 SWING MOTOR 4241171 4334356 FOR HITACHI
Brand: Hitachi
Price: 1 USD

Brand Name : Hitachi

Model Number : EX120-2 EX120-3

Certifiion : ISO9001

Place of Origin : China

MOQ : 1 Sets

Price : Negotiable

Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram

Supply Ability : 500-Sets/month

Delivery Time : 3-5 days

Packaging Details : Wooden Case Packing

Part Number : 4241171 4334356

Video outgoing-inspection : Provided

Product name : EX120-2 EX120-3

Delivery time : 3 Days

Warranty : 6 Months

Packing : Wooden box,standar packing with safety

Product class : Excavator swing motor

Marketing Type : New Product 2021

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EXCAVATOR PARTS EX120-2 EX120-3 SWING MOTOR 4241171 4334356 FOR HITACHI

EXCAVATOR PARTS EX120-2 EX120-3 SWING MOTOR 4241171 4334356 FOR HITACHI
Product Descri

EXCAVATOR PARTS EX120-2 EX120-3 SWING MOTOR 4241171 4334356 FOR HITACHI

Pos.	Part No	Qty	Parts name	Comments
	4334356	[1]	MOTOR;OIL	614700
1	+++++++	[1]	HOUSING
2	4334357	[1]	ROTARY GROUP	614800
3	4286402	[1]	SHAFT ASSY	407900
4	4327557	[1]	COVER ASSY	605300
5	407701	[1]	RING
6	407702	[1]	PISTON
7	407703	[2]	PLATE
8	407704	[3]	PLATE
9	407705	[1]	SEAL;OIL
10	407706	[1]	RING;RETAINING
13	A810130	[1]	O-RING
14	407707	[2]	O-RING
15	407708	[1]	O-RING
16	407709	[1]	BRG.
17	407710	[1]	PLATE
18	254007	[16]	SPRING
19	407711	[1]	CASE
20	330402	[1]	O-RING

EXCAVATOR PARTS EX120-2 EX120-3 SWING MOTOR 4241171 4334356 FOR HITACHI

Undercarriage spare parts:	Track shoe, Track Link, Bolt, Track roller, Carrier Roller, Sprocket, Front Idler, Idler Cushion ......
Engine spare parts:	Engine assy,Cylinder Head,Cylinder Block,Turbocharger,Piston, Piston Ring, Metal, Crankshaft, Oil Pump, Fuel injection Pump,Water Pump, Alternator, Starting Motor ......
Hydraulic spare parts:	Main Valve, Main Pump, Solenoid Valve, Boom/Arm/Bucket Cylinder, Final Drive, Travel Motor, Swing Machinery, Swing Motor ......
Operator's Cab spare parts:	Cab Assy, Monitor, Controller, Engine Controller, Wiring Harness, Seat, Air Conditioner, Air Compressor......
Cooling parts:	Radiator, heat sink, air conditioner, compressor, after cooler , water cooler hydraulic oil cooler ......
Other parts:	Service kit, swing circle, engine hood, swivel joint, fuel tank, filter, boom, arm, bucket

EXCAVATOR PARTS EX120-2 EX120-3 SWING MOTOR 4241171 4334356 FOR HITACHI

About Xinfeng Machinery (XF) parts:

Theory

The excavator slewing motor is one of the key components of the excavator slewing system. It is mainly responsible for driving the slewing mechanism of the excavator so that it can rotate in the horizontal direction. The following is the basic principle of the excavator slewing motor:

Hydraulic drive: The excavator slewing motor uses a hydraulic system to provide power. The hydraulic system consists of a hydraulic pump, a hydraulic oil tank, a hydraulic pipeline and a slewing motor. The hydraulic pump extracts and pressurizes the hydraulic oil from the tank, and transmits the high-pressure hydraulic oil to the slewing motor through the hydraulic pipeline, thereby driving the operation of the slewing motor.
Gear transmission: The excavator slewing motor uses gear transmission to achieve rotation. The slewing motor is usually composed of multiple gears, including a driving gear and a driven gear. The driving gear drives the driven gear to rotate through the high-pressure hydraulic oil provided by the hydraulic system, thereby realizing the rotation of the slewing motor. The size and number of teeth of the gear determine the speed and torque output of the slewing motor.
Hydraulic control: The rotation speed and direction of the excavator slewing motor can be achieved through hydraulic control. The hydraulic system is equipped with a flow control valve and a direction control valve to control the speed and direction of the slewing motor by adjusting the flow and direction of the hydraulic oil. The flow control valve is used to adjust the flow of hydraulic oil to control the speed of the motor; the direction control valve is used to change the flow direction of hydraulic oil to achieve forward and reverse rotation of the motor.
Bearing support: The gears and bearings inside the excavator swing motor are supported and maintained in relative position by the bearing system. The bearing system can reduce the friction between the gears and the shaft, and bear the radial and axial loads generated by the swing motor to ensure the stable operation of the swing motor.
Through hydraulic drive, gear transmission and hydraulic control, the excavator swing motor can achieve smooth and controllable swing motion. The appliion of its principle enables the excavator to achieve accurate rotation and positioning during work, improving work efficiency and flexibility.

EXCAVATOR PARTS EX120-2 EX120-3 SWING MOTOR 4241171 4334356 FOR HITACHI

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FAQ
1. How to quickly and accurately buy products what lneeded?
A: Provide the original parts number to us to check.
2. How long have you been in the excavator
A: We are engaged in excavator parts since 1998

3. lfI don't know the part number,what shouldI do?
A: Please send us size and pictures of old products.
4. What is the warranty of the products?
A: The warranty is 6/12 Months based on the specific product.
5. How long is your delivery time?
A: The normal delivery time is 3-5 days for stock sproductsafter getting payment. lf not in stock, we will inform you thetime requlred.
6. Which shipping term you can supply?

A: By sea,air or by express ( DHL,Fedex,TNT,UPSEMS)

7. What is your MOQ?
A: Small order and sample order are acceptable
8. Do you have any After-Sales service?
A: Yes!Our

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