China OEM Nt855 Diesel Engine Spare Parts 3326140 Crankshaft Pulley for CZPT pulley bearing

Product Description


Products Name NT855 Diesel Engine Spare Parts 3326140 Crankshaft Pulley for Cummins
Model NT855
Brand Name For Cummins
Size Standard Size
Shipping Time 5-15 days after confirm order

 NT855 Engine Parts

135957/385712 145701 20 0571 3017759 127554 4915441
175716 211999 3006456 4913845 3406702 4058790
3017750 3054841 3050667 3571709 3571183 3006737
3801330 3801235 217638 3801708 3054948 3 0571 99/AR9759 
215 0571 /3032874 3048808 191970 3803471 3017349 315717
315718 315719 4058969 3013930 187420 3801260
214950 36 0571 3 3014614 357146 3067568 3326140
AVR AS440 AVR SX460 3013590 178708 357112 3042568
4914452 3054260 3034572 3571036 3609833 FF102
3315843 3042378 3419233 LF1085 3889310 3326078
3889311 3655199 3655194 215233 3054218 3529040
3165310 3260651




1. Are you manufacturer or trading company? If yes, in which city?

We are professional trading company, as well as manufacture. we have own factories.

We are able to mix different kinds of products(from different factories) together in 1 order. This will help clients save cost on purchase.

2. Can I visit the factories ?

We warmly welcome customers visit us and the factories. Before you come here, please kindly tell me your schedule, we can arrange for you. Our location in HangZhou City, ZheJiang province.

Our city is 3 hours by train from ZheJiang and HangZhou, 2 hours by air from HangZhou and ZheJiang .

3. Can you provide me your catalogue?

We specialize in the engine spares for Passagener car, Forklift, Agricluture instrument, Construction Machines.

Please contact us for catalogues.

4. How to do if I can’t reach your minimum order quantity? What’s your delivery time and payment terms?

Do not worry about that. If you can’t reach MOQ for each item, we suggest you refer to our goods in stock and group sourcing items. We also can send you the latest list of the prompt goods for your reference.These are also our hot selling items. You can get them in lower price and smaller quantity. 

5. Can you help me make my own design? How about the sample fee and sample time?

Sure. We have a professional development team to design new items. And we’ve made OEM and ODM items for many customers. You can tell me your idea or provide us the drawing. We will develop for you. As to the sample time is about 15-20 days. The sample fee is charged according to the material and size of the product.

6. How about your quality guarantee?

We’re 100% responsible for the damage of full container goods if it’s caused by our improper package

7. Do you have the OEM/ODM ability?

Yes,we supply OEM/ODM service. please supply sample or drawing.


Certification: ISO9001, TS16949
Standard Component: Standard Component
Technics: Casting
US$ 200/Piece
1 Piece(Min.Order)


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Return&refunds: You can apply for a refund up to 30 days after receipt of the products.


How do multiple pulleys in a block and tackle system work together?

In a block and tackle system, multiple pulleys are used in combination to create a mechanical advantage, allowing for easier lifting of heavy loads. The pulleys in a block and tackle system work together in the following manner:

1. Load Distribution: The weight of the load to be lifted is distributed over multiple strands of rope or cable that pass through the pulleys. This distribution of weight helps in reducing the force required to lift the load.

2. Mechanical Advantage: The mechanical advantage in a block and tackle system is achieved by increasing the number of rope segments that support the load. Each additional pulley increases the number of rope segments, which in turn reduces the amount of force needed to lift the load. The mechanical advantage is equal to the number of segments of rope supporting the load.

3. Tension Distribution: As the load is lifted, the tension in the rope or cable changes. In a block and tackle system, the tension is distributed among the various segments of rope or cable connected to the pulleys. This distribution of tension ensures that the load is lifted evenly and prevents excessive stress on any single rope segment.

4. Rope Arrangement: The pulleys in a block and tackle system are arranged in two sets: the fixed pulleys and the movable pulleys. The fixed pulleys are attached to a fixed point, such as a beam or a ceiling, and do not move. The movable pulleys are attached to the load being lifted and can move freely. The arrangement of the pulleys determines the mechanical advantage and the direction of force required to lift the load.

By combining these principles, multiple pulleys in a block and tackle system allow for the effective lifting of heavy loads with reduced effort. The mechanical advantage provided by the pulleys makes it possible to lift loads that would otherwise be too heavy to lift manually. Block and tackle systems are commonly used in various applications, including construction, rigging, sailing, and theatrical setups.


Can pulleys be part of renewable energy systems like wind turbines?

Yes, pulleys can indeed be part of renewable energy systems like wind turbines. While wind turbines primarily rely on the force of the wind to generate electricity, pulleys are used in various components to facilitate the efficient conversion of wind energy into electrical power. Here’s how pulleys can be incorporated into wind turbines:

1. Rotor and Blade Pitch Control:

Pulleys are utilized in the rotor and blade pitch control mechanism of wind turbines. The rotor consists of multiple blades that capture the wind’s energy and convert it into rotational motion. To optimize the turbine’s performance, the pitch angle of the blades needs to be adjusted based on wind conditions. Pulleys and cables are employed to control the pitch angle, allowing the blades to be positioned at the optimal angle to maximize power output. The pulley system enables precise and synchronized blade adjustment, ensuring efficient wind capture.

2. Generator System:

In wind turbines, pulleys are also utilized in the generator system. The rotational motion of the turbine’s rotor is transferred to the generator through a series of mechanical components, including pulleys and belts or gears. The pulleys help to increase or decrease the rotational speed and torque as needed to match the generator’s requirements. This mechanical advantage provided by the pulleys ensures that the generator operates at its optimal speed, enhancing the efficiency of electricity generation.

3. Lifting and Maintenance Systems:

Pulleys are often incorporated into the lifting and maintenance systems of wind turbines. Wind turbine components, such as the nacelle (housing the generator and other equipment) and the rotor blades, are large and heavy, requiring periodic inspection, repair, and replacement. Pulley systems are employed to lift and lower these components during maintenance activities. The pulleys, along with cables and hoists, allow for controlled and safe handling of the heavy parts, enabling efficient maintenance and minimizing downtime.

4. Access Systems:

In larger wind turbines, pulleys are utilized in access systems that provide safe and efficient access to various parts of the turbine, including the nacelle and the rotor blades. Climbing systems or platforms equipped with pulleys allow technicians to ascend or descend the turbine structure, providing easy access for inspection, maintenance, and repairs. Pulleys facilitate the movement of personnel and equipment, ensuring the safety and efficiency of wind turbine operations.

By incorporating pulleys into these different aspects of wind turbines, renewable energy systems can benefit from increased efficiency, improved maintenance procedures, and enhanced safety measures. Pulleys contribute to the overall performance and reliability of wind turbines, enabling the harnessing of wind energy for clean and sustainable electricity generation.


In which industries are pulleys extensively used?

Pulleys are extensively used in various industries for a wide range of applications. Here are some of the industries where pulleys find extensive use:

1. Manufacturing and Industrial: Pulleys are widely used in manufacturing and industrial settings. They are employed in conveyor systems for material handling, assembly lines, and production processes. Pulleys are also utilized in machinery and equipment such as pumps, compressors, generators, and conveyors. These industries rely on pulley systems for efficient movement of materials, power transmission, and mechanical advantage.

2. Construction and Engineering: The construction and engineering industries heavily rely on pulleys for lifting and moving heavy loads. Cranes, hoists, and winches utilize pulley systems to provide mechanical advantage and precise control over lifting operations. Pulleys are also employed in scaffolding systems, elevators, and material handling equipment used in construction projects.

3. Mining and Quarrying: In mining and quarrying operations, pulleys are used in various applications. They are utilized in conveyor systems to transport bulk materials such as coal, ore, and aggregates. Pulleys play a crucial role in mining equipment such as crushers, screens, and excavators, enabling efficient material handling and processing.

4. Transportation and Logistics: The transportation and logistics industries utilize pulleys in various ways. Pulleys are integral components in vehicles, including cars, trucks, buses, and trains. They are used in engines, power steering systems, alternators, and air conditioning systems. In logistics, pulleys are employed in conveyor belts and sorting systems for efficient movement of packages and goods in warehouses and distribution centers.

5. Agriculture and Farming: Pulleys have significant applications in the agriculture and farming sectors. They are used in machinery such as tractors, combines, and harvesters for power transmission and drive systems. Pulleys are also utilized in irrigation systems, grain elevators, and feed processing equipment.

6. Marine and Offshore: Pulleys find extensive use in marine and offshore industries. They are employed in shipbuilding, offshore drilling rigs, and maritime equipment. Pulleys are used in winches, cranes, anchor systems, and rigging applications. They enable safe and efficient lifting, lowering, and positioning of heavy equipment and cargo on ships and offshore platforms.

7. Energy and Utilities: The energy and utilities sectors utilize pulleys in power generation and transmission systems. Pulleys are used in turbines, generators, and power plants to transfer rotational motion and transmit power. They are also employed in renewable energy systems such as wind turbines and hydroelectric plants.

8. Entertainment and Stage Production: Pulleys have applications in the entertainment and stage production industries. They are used in theater rigging systems, concert stages, and amusement park rides. Pulleys enable the controlled movement of scenery, lighting equipment, and performers, ensuring smooth and precise operations.

These are just a few examples of the industries where pulleys are extensively used. Pulleys play a crucial role in a wide range of applications, providing mechanical advantage, power transmission, and efficient movement of loads in numerous industrial sectors.

China OEM Nt855 Diesel Engine Spare Parts 3326140 Crankshaft Pulley for CZPT   pulley bearing	China OEM Nt855 Diesel Engine Spare Parts 3326140 Crankshaft Pulley for CZPT   pulley bearing
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