Product Description
PRODUCT PICTURES
OUR SERVICES
We can provide manufacturing capabilities and services of regular bearings for you, or customized non-standard bearings as you required.
 BEARING:
 — Dimensions
 — Material
 — Tolerance standard
APPEARANCE:
 — Logo (Laser Marking)
 — Package Design
40+ YEARS EXPERIENCEÂ
CONTINUOUS AND STABLE DELIVERY OF PRODUCTS.
With over 40 years experience of the bearing manufacturing, we know how to make good bearings with less cost consistently and efficiently.
We use advanced CNC turning, grinding, and superfinishing machines to ensure high, stable, and accurate machining. All of your goods, from the most economical category, to the highest rated category, will always be manufactured precisely to the standards you require.
OWN HEAT TREATMENTÂ
CONTROALLABLE COST AND QUALITY.
Heat treatment is 1 of the crucial processes to ensure high performance of bearing materials. Compared with other manufacturers, we can produce higher quality bearings at smaller cost, with a more flexible and controllable production schedule, and in a shorter time.Â
We have 6 heat treatment production lines.
Bearings are heated uniformly, with small deformation and little/no oxidized decarburization, which can make them have high hardness, high fatigue resistance, good wear resistance, dimensional stability, and excellent mechanical strength.
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OUTSTXIHU (WEST LAKE) DIS. QUALITY
LOW NOISE, LOW FRICTION AND LONG LIFE.
All our products are characterized by low noise, low friction and long life. This is due to our attention to the roundness, waviness and surface roughness of bearing raceway.
Our products fully meets the requirements of national and international standards accorind to the testing result of
roughness, roundness, hardness, vibration noise, vibration velocity.
PACKING
PACKAGING THAT HELPS SELL.
1, Inner package
  Corrosion and Dust Proof PE plastic film / bag packing + Tube packing, or Wrapping tape for larger bearings.
2, Corrugated Individual Box
  Our attractive sales-helpful “3-JOYS” package, or as the design of your package.
3, Outer package
 Corrugated carton + Wooden palletÂ
MODERN WELL-ORGANIZED WAREHOUSE
  · Constant temperature (20°C) and humidity (RH 52%) warehouse
  · Hundreds of models on hand, short delivery time.
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HONOR & SYSTEM CERTIFICATES
EXHIBITION
SAMPLES POLICYÂ
 FREE SAMPLES AND SHIPPING
 We are happy to send you free samples of our bearings for field  testing. All transportation costs will be paid by us.
 Please note: Depending on the model and value of samples,  this policy may not apply!
 Please contact our sales staff for details.
TRANSPORTATION
FASTEST DELIVERY TO CUSTOMERS
CUSTOMERS FEEDBACK
PAYMENT TERMSÂ
To facilitate your payment, we offer a variety of options!Â
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FAQ
1, About the lead time.
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This depends on several factors, like Is the production schedule tight? Is there a corresponding model in stock, and is there enough of this model in stock? How many pcs of that model would be ordered?
Simply speaking, based on a 20′ GP container load:
If the model your Preferred is | Sufficient stock | Lead Time |
Regular models | YES | Within 7 days |
Regular models | NO | Within 30 days |
Non-regular model | NO | About 50 days |
For accurate estimate, please contact with our sale stuff. Thanks.
2, Minimum order quantity.Â
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Even just ONE piece of bearing is ok for us.
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3, If you don’t know which model is the right choice…
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We would like to give you some advise if you like, according to the real situation and demand of your local market. Our purpose is to help you to get proper and right models for your customers, so that you would make a better sales and income finally.
4, Factory Inspection
We surely would welcome you or your representatives to come to our plants or working offices to take a good look and chat with our hardworking CZPT employees. Ask our sales stuff and she/he will arrange that for you.
OPTIONS OF SPECIFICATION AND STHangZhouRD
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Subject | Symbol | Description |
Sealing & Sealing type | Z | Metal shield on 1 side. |
ZZ | Metal shields on both sides. | |
RS | Rubber seal on 1 side. | |
2RS | Rubber seals on both sides. | |
ZNR | Shield on 1 side, snap ring groove in the outer ring, with snap ring on the opposite side of the shield | |
2ZNR | Shield on both sides, snap ring groove in the outer ring, with snap ring | |
ZNBR | Shield on 1 side, snap ring groove in the outer ring, with snap ring on the same side as the shield | |
Vibration Velocity | V | Normal vibration level. Is not indicated as a standard. |
V1 | Lower vibration level than normal. | |
V2 | Lower vibration level than V1. | |
V3 | Lower vibration level than V2. | |
V4 | Lower vibration level than V3. | |
Tolerances | P0(ABEC1) | Bearings in standard tolerance |
P6(ABEC3) | Tighter tolerance than standard bearings | |
P5(ABEC5) | Tolerance tighter than P6 | |
P4(ABEC7) | Tolerance tighter than P5 | |
P2(ABEC9) | Tolerance tighter than P4 | |
Radial internal clearance | C1 | Smaller clearance than C2 |
C2 | Smaller clearance than CN | |
CN(C0) | Clearance than normal | |
C3 | Clearance larger than CN | |
C4 | Clearance larger than C3 | |
C5 | Clearance larger than C4 | |
Snap Ring Groove | N | Snap ring groove in the outer ring |
NR | Snap ring groove in the outer ring, with snap ring | |
N1 | One locating slot in 1 outer ring side face | |
R | Flanged outer ring | |
Other technical modifications | NR | Groove with inserted snap ring in outer ring. |
N | Snap ring groove in the outer ring. | |
SS | Stainless steel. |
Cage Materials | J | Pressed steel cages |
M | Solid brass cage | |
F | Solid cage made from steel or iron | |
Y | Pressed brass cages. | |
T | Laminated phenolic cages. | |
TN | Polyamide cages | |
TH | Glass-fiber reinforced phenolic resin cages. | |
TV | Polyamide cage | |
Cage Designs | P | Window-type cage |
H | Claw-type cage | |
A | Cage guided on the bearing outer ring | |
B | Cage-guided on the bearing inner ring | |
S | Cage with lubricating slots in the guiding surfaces | |
D | Carbonitriding cage | |
W | Welded cage | |
R | Riveted Cage | |
Cage Types | N/A | Claw-type cage |
Ribbon cage | ||
Crown cage | ||
Sunflower cage | ||
Tapered cage |
PRODUCT PARAMETERS
This tech sheet may not contain all or every piece of information you want to know. Please contact our sales staff to obtain or compare the information.
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Designation | Boundary Dimension (mm) | Limiting Speed (rpm) | Load Rating (Kn) | Weight | ||||
Designation | Inner Diameter (d) |
Outside Diameter (D) |
Width (B) |
Grease Lubrication | Oil Lubrication | Dynamic Load (cr) |
Static Load (cor) |
Weight (kg) |
6001 | 12 | 28 | 8 | 20000 | 26000 | 5.1 | 2.38 | 0.571 |
6002 | 15 | 32 | 9 | 19000 | 24000 | 5.58 | 2.85 | 0.03 |
6003 | 17 | 35 | 10 | 17000 | 21000 | 6.0 | 3.25 | 0.04 |
6004 | 20 | 42 | 12 | 16000 | 19000 | 9.38 | 5.02 | 0.069 |
6005 | 25 | 47 | 12 | 15000 | 18000 | 10.1 | 5.85 | 0.08 |
6006 | 30 | 55 | 13 | 13000 | 15000 | 13.2 | 8.25 | 0.116 |
6007 | 35 | 62 | 14 | 11000 | 13000 | 15.9 | 10.3 | 0.155 |
6008 | 40 | 68 | 15 | 9000 | 11000 | 17 | 11.8 | 0.185 |
6009 | 45 | 75 | 16 | 8000 | 10000 | 21 | 14.8 | 0.23 |
6571 | 50 | 80 | 16 | 7000 | 9000 | 22 | 16.2 | 0.25 |
6011 | 55 | 90 | 18 | 7000 | 8500 | 30.2 | 21.8 | 0.362 |
6012 | 60 | 95 | 18 | 6300 | 7500 | 31.5 | 24.2 | 0.385 |
6013 | 65 | 100 | 18 | 6000 | 7000 | 32 | 24.8 | 0.41 |
6014 | 70 | 110 | 20 | 6000 | 7000 | 38 | 31 | 0.62 |
6015 | 75 | 115 | 20 | 5600 | 6700 | 38 | 31 | 0.63 |
6016 | 80 | 125 | 22 | 5300 | 6300 | 47.5 | 40 | 0.86 |
6017 | 85 | 130 | 22 | 5000 | 6000 | 47.5 | 40 | 0.94 |
6018 | 90 | 140 | 24 | 3700 | 4600 | 63.8 | 59 | 1.38 |
6019 | 95 | 145 | 24 | 3300 | 4250 | 66.7 | 62.3 | 1.5 |
6571 | 100 | 150 | 24 | 3150 | 4000 | 72.5 | 70 | 1.63 |
6571 | 110 | 170 | 28 | 3000 | 3900 | 80 | 78.9 | 2.35 |
6571 | 120 | 180 | 28 | 2800 | 3560 | 81 | 81 | 2.62 |
6026 | 130 | 200 | 33 | 2600 | 3400 | 96.8 | 100 | 4.55 |
6571 | 140 | 210 | 33 | 2300 | 3250 | 123.7 | 125 | 4.21 |
6030 | 150 | 225 | 35 | 2200 | 3000 | 132 | 130 | 3.9 |
6032 | 160 | 240 | 38 | 2000 | 2800 | 145 | 138 | 5.89 |
6034 | 170 | 260 | 42 | 1900 | 2600 | 170 | 170 | 6.5 |
6036 | 180 | 280 | 46 | 1800 | 2400 | 188 | 198 | 8.51 |
6038 | 190 | 290 | 46 | 1700 | 2200 | 188 | 200 | 8.865 |
6040 | 200 | 310 | 51 | 1600 | 2000 | 205 | 225 | 11.64 |
6044 | 220 | 340 | 56 | 1400 | 1800 | 252 | 268 | 18 |
6048 | 240 | 360 | 56 | 1200 | 1600 | 270 | 292 | 20 |
6052 | 260 | 400 | 65 | 1100 | 1500 | 292 | 372 | 28.8 |
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Material Option 2: | Stainless Steel |
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MOQ: | One Pallet |
Seals Options: | Z / 2z, Rz / 2rz, RS / 2RS, Rsz / Rzz, Zn / Znr / |
Lubrication: | Grease or Oil |
Aligning: | Non-Aligning Bearing |
Separated: | Unseparated |
Samples: |
US$ 0/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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What are the signs of wear or damage in deep groove ball bearings, and when should they be replaced?
Deep groove ball bearings, like any mechanical component, can experience wear or damage over time. It is important to identify the signs of wear or damage in bearings and know when they should be replaced to prevent further issues. Here’s a detailed explanation of the signs of wear or damage in deep groove ball bearings and when they should be replaced:
- Abnormal Noise:
- Excessive Vibration:
- Increased Temperature:
- Irregular or Uneven Operation:
- Visible Wear or Damage:
- Lubrication Issues:
- Operating Conditions:
Unusual noises, such as grinding, clicking, or rumbling sounds, can indicate bearing wear or damage. These noises may occur during operation and can be an indication of insufficient lubrication, misalignment, or the presence of foreign particles. If abnormal noise is detected, it is recommended to inspect the bearings promptly and replace them if necessary.
Excessive vibration during operation can be a sign of bearing wear or damage. Vibrations may occur due to misalignment, imbalance, or the presence of faulty bearings. If the vibration levels are unusually high and cannot be attributed to other factors, the bearings should be inspected and replaced if needed.
Significantly increased operating temperature of the bearings can indicate wear or damage. Excessive friction caused by worn-out or misaligned bearings can generate excessive heat. If the temperature of the bearings exceeds the recommended operating limits, it is advisable to investigate the cause and replace the bearings as necessary.
Irregular or uneven operation of the equipment or machinery can be a symptom of bearing wear or damage. This may manifest as erratic or jerky movements, decreased performance, or decreased efficiency. If such irregularities are observed, the bearings should be inspected to determine if replacement is required.
Physical inspection of the bearings can reveal visible signs of wear or damage. These signs may include pitting, rust formation, scoring, or discoloration on the bearing surfaces. Excessive wear or damage that affects the smooth rolling motion or integrity of the bearings should prompt immediate replacement.
Problems with lubrication, such as inadequate or contaminated lubricant, can contribute to bearing wear or damage. Insufficient lubrication can lead to increased friction, heat generation, and accelerated wear. If lubrication-related issues persist despite proper maintenance, it may be necessary to replace the bearings.
The operating conditions of the equipment or machinery can also influence the lifespan of deep groove ball bearings. Factors such as heavy loads, high speeds, extreme temperatures, exposure to corrosive environments, or prolonged use can accelerate wear or damage. In such demanding conditions, bearings may need to be replaced more frequently to ensure reliable operation.
It is important to note that the timing of bearing replacement depends on various factors, including the severity of wear or damage, the criticality of the application, and the manufacturer’s recommendations. Regular inspection and maintenance practices, as well as monitoring of the aforementioned signs, can help determine the appropriate timing for bearing replacement. Consulting with bearing manufacturers or maintenance professionals can provide valuable guidance in assessing the condition of deep groove ball bearings and making informed decisions regarding replacement.
In summary, signs of wear or damage in deep groove ball bearings include abnormal noise, excessive vibration, increased temperature, irregular or uneven operation, visible wear or damage, lubrication issues, and demanding operating conditions. Prompt replacement of bearings exhibiting these signs is essential to prevent further damage, avoid equipment failure, and ensure the continued smooth and reliable operation of machinery or equipment.
What advantages do deep groove ball bearings offer compared to other types of bearings?
Deep groove ball bearings offer several advantages compared to other types of bearings, making them a popular choice for many applications. Here’s a detailed explanation of the advantages of deep groove ball bearings:
- Versatility:
- High-Speed Performance:
- Low Friction and Energy Efficiency:
- Quiet and Smooth Operation:
- Simple and Cost-Effective Installation:
- Wide Availability and Standardization:
Deep groove ball bearings are highly versatile and can accommodate both radial and axial loads. This versatility allows them to be used in a wide range of applications, eliminating the need for multiple specialized bearings. Their ability to handle different load types simplifies inventory management and reduces the complexity of bearing selection.
Deep groove ball bearings are designed for high-speed operation. The smooth, low-friction rolling contact between the steel balls and the raceway grooves enables them to rotate at high speeds with minimal heat generation. This makes them suitable for applications that require fast rotational speeds, such as electric motors, turbines, and machine tool spindles.
Deep groove ball bearings offer low-friction operation due to the rolling contact between the balls and the raceway grooves. This results in reduced energy losses due to friction, making the bearings more energy-efficient. The low-friction characteristics contribute to improved system efficiency, reduced power consumption, and longer operating life.
Deep groove ball bearings provide quiet and smooth operation. The rolling contact between the balls and the raceway grooves produces less noise and vibration compared to other types of bearings. This makes deep groove ball bearings suitable for applications that require low-noise operation, such as household appliances, office equipment, and precision machinery.
Deep groove ball bearings are relatively easy to install and require minimal additional components. They can be easily mounted on shafts or in housing units using standard bearing mounting methods. This simplicity and ease of installation contribute to cost savings in terms of labor and equipment required for installation.
Deep groove ball bearings are widely available and come in standardized sizes and configurations. This standardization simplifies the replacement process, as bearings with the same specifications can be easily sourced from various manufacturers. The wide availability and standardization of deep groove ball bearings contribute to shorter lead times, reduced downtime, and increased equipment availability.
In summary, deep groove ball bearings offer advantages such as versatility, high-speed performance, low friction, energy efficiency, quiet operation, simplicity of installation, and wide availability. These advantages make deep groove ball bearings a preferred choice in various applications across industries.
What considerations are important when selecting the appropriate size and material for a deep groove ball bearing?
When selecting the appropriate size and material for a deep groove ball bearing, several important considerations should be taken into account. These considerations ensure that the bearing is properly matched to the application requirements, leading to optimal performance and longevity. Here’s a detailed explanation of the key considerations when selecting the size and material for a deep groove ball bearing:
- Load Requirements:
- Speed and Operating Conditions:
- Accuracy and Tolerance:
- Lubrication and Maintenance:
- Space Constraints and Design:
- Cost and Availability:
The anticipated load conditions, both radial and axial, are a critical factor in determining the appropriate size and material for a deep groove ball bearing. The bearing must be able to support the expected loads without excessive deformation or premature failure. The load capacity and fatigue life characteristics of the bearing should be carefully evaluated to ensure it can withstand the applied loads throughout its intended service life.
The rotational speed and operating conditions of the application play a significant role in bearing selection. High-speed applications require bearings that can withstand the centrifugal forces and maintain stability, while heavy-duty or harsh operating conditions may necessitate materials with superior corrosion resistance or high-temperature capability. The bearing’s maximum allowable speed, temperature range, and environmental factors should be considered to ensure reliable and long-lasting performance.
The required level of accuracy and tolerance in the application should be considered when selecting a deep groove ball bearing. Precision applications, such as machine tools or instrumentation, often demand bearings with tighter tolerances and higher levels of accuracy to achieve the desired performance. Assessing the required dimensional accuracy, running accuracy, and clearance requirements enables the selection of a bearing that meets the specific application’s precision needs.
The lubrication and maintenance requirements influence the choice of bearing material. Factors such as operating temperature, speed, and contamination levels impact the selection of an appropriate lubricant and bearing material combination. High-temperature or high-speed applications may require materials with enhanced heat dissipation or lubrication capabilities, while environments with contaminants or moisture may necessitate corrosion-resistant materials or protective seals. Considering the lubrication and maintenance demands ensures the bearing can operate reliably under the specified conditions.
The available space and design constraints within the application are crucial considerations when selecting the size of a deep groove ball bearing. The bearing dimensions, including outer diameter, inner diameter, and width, must be compatible with the available space and mating components. It is important to consider the bearing’s installation method, whether it requires a press fit, clearance fit, or other mounting arrangements, to ensure proper assembly and alignment within the application.
Cost-effectiveness and availability are practical considerations in bearing selection. Evaluating the cost of the bearing in relation to its expected performance, service life, and maintenance requirements helps determine the best value for the application. Additionally, considering the availability and lead times of the selected bearing type and size ensures timely procurement and minimizes potential production delays or downtime.
By carefully considering these factors – load requirements, speed and operating conditions, accuracy and tolerance, lubrication and maintenance, space constraints and design, and cost and availability – when selecting the size and material for a deep groove ball bearing, it is possible to choose a bearing that is well-suited to the specific application’s needs. This ultimately leads to optimized performance, durability, and reliability of the bearing within the intended application.
editor by CX 2024-02-05