China Good quality Pulley Bearing 6001zz Bearing Deep Groove Ball Bearing with Great quality

Product Description

Pulley Bearing 6001zz Bearing Deep Groove Ball Bearing


Product Description

Model 6001
Size 12*28*8mm
Material Chrome Steel (Gcr15) + G16
Noise Level Z1, Z2, Z3, Z4
Precision P0,P6,P5,P4,P2
Clearance C0,CM,C3,C4,C2


Detailed Photos


Product family


No. Size Rated load Weight
Inner Diameter Out Diameter Width (B) Chamfering Dynamic Static
d D Open Type Shielded Type rsmin (r) Cr Cr Close
mm inch mm inch mm inch mm inch mm inch N N KG
603 3 0.1181  9 0.3543  3 0.1181  5 0.1181  0.2 0.008  486 223 0.0014 
604 4 0.1575  12 0.4724  4 0.1575  4 0.1575  0.2 0.008  960 350 0.571 
605 5 0.1969  14 0.5512  5 0.1969  5 0.1969  0.2 0.008  1070 420 0.0037 
606 6 0.2362  17 0.6693  6 0.2362  6 0.2362  0.3 0.012  1960 730 0.0069 
607 7 0.2756  19 0.7480  6 0.2362  6 0.2362  0.3 0.012  2800 1060 0.0082 
608 8 0.3150  22 0.8661  7 0.2756  7 0.2756  0.3 0.012  3290 1360 0.0129 
609 9 0.3543  24 0.9449  7 0.2756  7 0.2756  0.3 0.012  3330 1410 0.0160 
6000 10 0.3937  26 1.5716  8 0.3150  8 0.3150  0.3 0.012  4160 1780 0.0190 
6001 12 0.4724  28 1.1571  8 0.3150  8 0.3150  0.3 0.012  5110 2380 0.5710 
6002 15 0.5906  32 1.2598  9 0.3543  9 0.3543  0.3 0.012  5590 2840 0.0300 
6003 17 0.6693  35 1.3780  10 0.3937  10 0.3937  0.3 0.012  6000 3250 0.0390 
6004 20 0.7874  42 1.6535  12 0.4724  12 0.4724  0.6 0.571  9390 5571 0.0690 
6005 25 0.9843  47 1.8504  12 0.4724  12 0.4724  0.6 0.571  10060 5860 0.0800 
6006 30 1.1811  55 2.1654  13 0.5118  13 0.5118  1 0.039  11900 7460 0.1160 
6007 35 1.3780  62 2.4409  14 0.5512  14 0.5512  1 0.039  16210 10420 0.1150 
6008 40 1.5748  68 2.6677  15 0.5906  15 0.5906  1 0.039  17030 11700 0.1920 
6009 45 1.7717  75 2.9528  16 0.6299  16 0.6299  1 0.039  21080 14780 0.2450 
6571 50 1.9685  80 3.1496  16 0.6299  16 0.6299  1 0.039  22000 16260 0.2610 
60/22 22 0.8661  44 1.7323  12 0.4724  12 0.4724  0.6 0.571  9400 5050 0.0740 
60/28 28 1.1571  52 2.571  12 0.4724  12 0.4724  0.6 0.571  12500 7400 0.0980 
60/32 32 1.2598  58 2.2835  13 0.5118  13 0.5118  1 0.039  15100 9150 0.1290 



Our Advantages



Packaging & Shipping


Company Profile

By focusing on areas of Deep Groove Ball Bearing for over 20 years, we understand every need of our customers. HangZhou CZPT Bearing Company is a leading manufacturer of Deep Groove Ball Bearing in north China, Our brand is JVB. CZPT Company covers an area of 170 acres, with an annual production value of more than 100 million dollars. With more than 30 production lines and new production and testing equipment, CZPT controls the performance and quality of our products while maintaining production capacity. We have experienced R & D technical engineers. In 2008, we outsourced Japanese CZPT engineers as consultants. Over the years CZPT has independently developed high-performance precision bearings in stainless steel and engineering plastics and has obtained a number of national and international certified patent certificates. Look forward to building long-time business cooperation with you!


1. Who are we?
We are based in ZHangZhoug, China, start from 2571,sell to Mid East(30.00%),Eastern Europe(20.00%),Domestic Market(15.00%),South Asia(10.00%),North America(10.00%),Southeast Asia(10.00%),South America(5.00%). There are total about 11-50 people in our office.

2. How can we guarantee the quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3. What can you buy from us?
Deep Groove Ball Bearing, Thin Wall Bearing, Micro-Bearing,Miniature Bearings, Inch bearings

4. Why should you buy from us, not from other suppliers?
HangZhou CZPT Bearing Co., Ltd was founded in 2571 but has been doing deep groove bearing domestic business already for 12 years with own logo “JVB” so that has a good reputation in China and close cooperation factories to make sure stable quality.

5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken: English, Chinese.

Calculate the ideal mechanical advantage of pulleys

The basic equations for pulleys can be found in this article. It will also cover the different types of pulleys, the ideal mechanical advantages of pulleys, and some common uses of pulley systems. Read on to learn more! After all, a pulley is a simple mechanical device that changes the direction of a force. Learn more about pulleys and their common uses in engineering.

pulley basic equation

Pulleys work the same way as gravity, so they should withstand similar forces. Newton’s laws of motion can be used to calculate the forces in a pulley system. The second law of motion applies to forces and accelerations. Similar to this is Newton’s third law, which states that the directions of forces are equal and opposite. The fourth law dictates the direction of force. The Fifth Law states that tension is in equilibrium with gravity.
A pulley is a simple mechanism that transmits force by changing direction. They are generally considered to have negligible mass and friction, but this is only an approximation. Pulleys have different uses, from sailboats to farms and large construction cranes. In fact, they are the most versatile mechanisms in any system. Some of their most common applications and equations are listed below.
For example, consider 2 masses m. Those of mass m will be connected by pulleys. The static friction coefficient of the left stop is ms1, and the static friction coefficient of the right stop is ms2. A no-slip equation will contain multiple inequalities. If the 2 blocks are considered to be connected by a pulley, the coefficient of kinetic friction is mk. In other words, the weight of each block carries the same mass, but in the opposite direction.

Types of pulleys

A pulley is a device used to pull and push objects. Pulley systems are ropes, cables, belts or chains. The “drive pulley” is attached to the shaft and moves the driven pulley. They are available in a variety of sizes, and the larger they are, the higher the speed of power transmission. Alternatively, use small pulleys for smaller applications.
Two-wheel pulleys have 2 mechanical advantages. The greater the mechanical advantage, the less force is required to move the object. More wheels lift more weight, but smaller pulleys require less force. In a two-wheel pulley system, the rope is wound around 2 axles and a fixed surface. As you pull on the rope, the shafts above slowly come together.
Compound pulleys have 2 or more rope segments that are pulled up on the load. The mechanical advantage of compound pulleys depends on the number of rope segments and how they are arranged. This type of pulley can increase the force by changing the direction of the rope segment. There are 2 main types of pulleys. Composite pulleys are most commonly used in construction. The ideal mechanical advantage of pulleys is 2 or more.
Construction pulleys are a basic type. They are usually attached to wheel rails and can be lifted to great heights. Combinations of axes are also common. Construction pulleys can be raised to great heights to access materials or equipment. When used in construction, these pulleys are usually made of heavy materials such as wood or metal. They are secured with ropes or chains.

The ideal mechanical advantage of pulleys

The pulley system is a highly complex system with high mechanical advantages. Use a single pulley system to reduce the force required to lift an object by cutting it in half. The mechanical advantage increases as you add more pulleys, such as 6 or seven. To calculate the mechanical advantage of a pulley system, you need to count the number of rope segments between the pulleys. If the free end of the rope is facing down, don’t count it. If it’s facing up, count. Once you have your number, add it up.
The required mechanical advantage of a pulley is the number of rope segments it has to pull the load. The more rope segments, the lower the force. Therefore, the more rope segments the pulley has, the lower the force. If the rope segments are four, then the ideal mechanical advantage is four. In this case, the composite pulley quadrupled the load force.
The ideal mechanical advantage of a pulley system is the sum of the mechanical force and the force required to lift the load at its output. Typically, a single pulley system uses 2 ropes, and the mechanical force required to lift the load is multiplied by the 2 ropes. For a multi-pulley system, the number of ropes will vary, but the total energy requirement will remain the same. The friction between the rope and pulley increases the force and energy required to lift the load, so the mechanical advantage diminishes over time.

Common uses of pulley systems

A pulley system is a simple mechanical device typically used to lift heavy objects. It consists of a rotating wheel attached to a fixed shaft and a rope attached to it. When the wheel moves, the force applied by the operator is multiplied by the speed of the pulley, and the force is multiplied by the weight of the object being lifted. Common uses for pulley systems include pulling, lifting, and moving heavy objects.
The oil and petroleum industries use pulley systems in a variety of applications. Most commonly, pulleys are used in drilling operations and they are installed on top of the rig to guide the cable. The cable itself is attached to 2 pulleys suspended in the derrick, where they provide mechanical energy to the cable. Using a pulley system in this application provides the force needed to move the cable safely and smoothly.
The main advantage of the pulley system is that it minimizes the force required to lift an object. The force used to lift the object is multiplied by the desired mechanical advantage. The more rope segments, the lower the force required. On the other hand, a compound pulley system can have many segments. Therefore, a compound pulley system can increase the force a worker can exert on an object.
Safety Precautions to Take When Working on Pulley Systems

There are many safety precautions that should be observed when working on a pulley system. The first is to wear proper protective gear. This includes hard hats that protect you from falling objects. Also, gloves may be required. You should limit the amount of movement in the penalty area, and you should also keep the area free of unnecessary people and objects. Also, remember to wear a hard hat when working on the pulley system.
Another important safety precaution when working on a pulley system is to check the Safe Working Load (SWL) of the pulley before attaching anything. This will help you understand the maximum weight the pulley can hold. Also, consider the angle and height of the pulley system. Always use safety anchors and always remember to wear a hat when working on a pulley system.
Safe use of chain hoists requires training and experience. It is important to read the manufacturer’s manual and follow all safety precautions. If you’re not sure, you can actually inspect the hoist and look for signs of damage or tampering. Look for certifications for sprocket sets and other lifting accessories. Look for the Safe Working Load (SWL) marking on the chain hoist.

Example of a pulley system

Pulley systems are often used to lift items. It allows you to reduce the effort to lift and move the load by applying force in 1 direction. Pulley systems can be built and modeled to fit any type of project. This resource focuses on pulley systems and is designed to support the new GCSEs in Engineering, Design and Technology. There are also many examples of pulley systems suitable for various applications.
In the study, participants who read easy text took longer to manipulate the pulley system than those who read challenging text. In general, this suggests that participants with prior scientific experience used their cognitive abilities more effectively. Additionally, students who read simple texts spent less time planning the pulley system and more time on other tasks. However, the study did show that the time required to plan the pulley system was similar between the 2 groups.
In everyday life, pulley systems are used to lift various objects. Flagpoles are 1 of many pulley systems used to raise and lower flagpoles. They can also be used to raise and lower garage doors. Likewise, rock climbers use pulleys to help them ascend and descend. The pulley system can also be used to extend the ladder.

China Good quality Pulley Bearing 6001zz Bearing Deep Groove Ball Bearing     with Great qualityChina Good quality Pulley Bearing 6001zz Bearing Deep Groove Ball Bearing     with Great quality