Product Description

Product Description

NTN CZPT CZPT K  1206k 2206K 2207K 2208K 2217M 2218M Self Aligning Ball Bearings
Self aligning ball bearing is a kind of bearing with spherical ball between the inner ring of 2 raceways and the outer ring with spherical raceway.
The curvature center of the outer ring raceway surface is consistent with the bearing center, so it has the same self-aligning function as the automatic self-aligning ball bearing. When the shaft and shell are flexed, it can be adjusted automatically without increasing the bearing load. Self aligning roller bearing can bear radial load and axial load in 2 directions. Radial load capacity, suitable for heavy load, shock load. The inner diameter of the inner ring is a taper hole bearing, which can be directly installed. Or it can be installed on the cylindrical shaft by using the fastening sleeve and the dismounting cylinder. The cages are made of steel stamping cages, polyamide forming cages and copper alloy car cages.
The self-aligning ball bearing has cylindrical hole and conical hole. The cage is made of steel plate and synthetic resin. Its feature is that the outer ring raceway is spherical, with automatic self-aligning, which can compensate the error of self-aligning ball bearing caused by different centrality and shaft deflection, but the relative inclination of the inner and outer rings shall not exceed 3 degrees.
It can bear large radial load and certain axial load. The outer ring raceway of this kind of bearing is spherical, so it has self-aligning performance. When the shaft is bent or tilted, the relative inclination between the inner ring center line and the outer ring center line is not more than 1 ° to 2.5 °, the bearing can still work.
There are 2 kinds of bore in self-aligning ball bearings: cylindrical bore and conical bore. The taper of conical inner hole is 1:12 or 1:30. In order to enhance the lubrication performance of the bearing, an annular oil groove and 3 oil holes are machined on the outer ring of the bearing.

 

Product name Self-aligning ball Bearings
Material Bearing Steel
Standard DIN GB ISO JIS
Bearing Package Barreled, bagged, boxed, palletized or as customers’ requirement.
Service OEM service provided
Delivery time 3-10 days depends on quantity needed

Detailed Photos

 

Application

 

Product Parameters

         
Cylindrical bore Tapered hole
d D B rsmin e Y1 Y2 Y0 old spec Designations old spec Designations
25 52 15 1 0.28 2.2 3.5 2.5   1205TN1    
  62 17 1.1 0.28 2.2 3.5 2.5   1305TN1    
                       
30 62 16 1 0.25 2.5 3.87 2.62 1206 1206 111206 1206K 
  62 20 1 0.39 1.63 2.53 1.71 1506 2206 111506 2206K
  62 20 1 0.39 1.63 2.53 1.71 1506A 2206TN1    
  72 27 1.1 0.44 1.43 2.22 1.5 1606 2306 111606 2306K
  72 27 1.1 0.44 1.43 2.22 1.5 1606A 2306TN1    
                       
35 72 17 1.1 0.23 2.74 4.24 2.87 1207 1207 111207 1207K
  72 17 1.1 0.23 2.74 4.24 2.87 1207A 1207TN1 111207A 1207KTN1
  72 23 1.1 0.37 1.69 2.61 1.77 1507 2207 111507 2207K
  72 23 1.1 0.37 1.69 2.61 1.77 1507A 2207TN1    
  80 21 1.5 0.25 2.56 3.97 2.69 1307 1307 111307 1307K
  80 21 1.5 0.25 2.56 3.97 2.69 307A 1307TN1 111307A 1307KTN
  80 31 1.5 0.46 1.36 2.11 1.43 1607 2307 111607 2307K
  80 31 1.5 0.46 1.36 2.11 1.43 1607A 2307TN1    
                       
40 80 18 1.1 0.22 2.87 4.45 3.01 1208 1208 111208 1208K
  80 18 1.1 0.22 2.87 4.45 3.01 1208A 1208TN1 111208A 1208KTN1
  80 23 1.1 0.33 1.9 2.94 1.99 1508 2208 111508 2208K
  80 23 1.1 0.33 1.9 2.94 1.99 1508A 2208TN1 111508A 2208KTN1
  90 23 1.5 0.24 2.62 4.05 2.74 1308 1308 111308 1308K
  90 23 1.5 0.24 2.62 4.05 2.74 1308A 1308TN1 111308A 1308KTN1
  90 33 1.5 0.43 1.45 2.25 1.52 1608 2308 111608 2308K
  90 33 1.5 0.43 1.45 2.25 1.52 1608A 2308TN1 111608A 2308KTN1
                       
45 85 19 1.1 0.21 2.94 4.55 3.08 1209 1209 111209 1209K
  85 19 1.1 0.21 2.94 4.55 3.08 1209A 1209TN1 111209A 1209KTN1
  85 23 1.1 0.31 2.04 3.15 2.13 1509 2209 111509 2209K
  85 23 1.1 0.31 2.04 3.15 2.13 1509A 2209TN1 111509A 2209KTN1
  100 25 1.5 0.25 2.53 3.92 2.66 1309 1309 111309 1309K
  100 25 1.5 0.25 2.53 3.92 2.66 1309A 1309TN1 111309A 1309KTN1
  100 36 1.5 0.42 1.51 2.33 1.58 1609 2309 111609 2309K
                       
50 90 20 1.1 0.2 3.13 4.85 3.28 1210 1210 111210 1210K
  90 20 1.1 0.2 3.13 4.85 3.28 1210U1      
  90 20 1.1 0.2 3.13 4.85 3.28 1210A 1210TN1 111210A 1210KTN1
  90 23 1.1 0.29 2.2 3.41 2.31 1510 2210 111510 2210K
  90 23 1.1 0.29 2.2 3.41 2.31 1510A 2210TN1 111510A 2210TKN1
  110 27 2 0.24 2.68 4.14 2.8 1310 1310 111310 1310K
  110 40 2 0.42 1.49 2.3 1.56 1610 2310 111610 2310K
                       
55 100 21 1.5 0.2 3.23 4.99 3.38 1211 1211 111211 1211K
  100 21 1.5 0.2 3.23 4.99 3.38 1211A 1211TN1 111211A 1211KTNI
  100 25 1.5 0.28 2.26 3.5 2.37 1511 2211 111511 2211K
  120 29 2 0.23 2.7 4.18 2.83 1311 1311 111311 1311K
  120 29 2 0.23 2.7 118 2.83 1311A 1311TN1 111311A 1311KTN1
  120 43 2 0.41 1.53 2.36 1.6 1611 2311 111611 2311K
                       
60 110 22 1.5 0.19 3.39 5.25 3.56 1212 1212 111212 1212K
  110 22 1.5 0.19 3.39 5.25 3.56 1212A 1212TN1 111212A 1212KTN1
  110 28 1.5 0.28 2.27 3.51 2.38 1512 2212 111512 2212K
  110 28 1.5 0.28 2.27 3.51 2.38 1512A 2212TN1 111512A 2212KTN1
  130 31 2.1 0.23 2.8 4.33 2.93 1312 1312 111312 1312K
  130 31 2.1 0.23 2.8 4.33 2.93 1312A 1312TN1 111312A 1312KTN1
  130 46 2.1 0.4 1.56 2.41 1.63 1612 2312 111612 2312K
  150 35 2.1 0.22 2.81 4.35 2.95 1412      
  150 35 2.1 0.22 2.81 4.35 2.95 1412H      
                       
65 120 23 1.5 0.17 3.71 5.73 3.88 1213 1213 111213 1213K
  120 23 1.5 0.17 3.71 5.73 3.88 1213A 1213TN1 111213A 1213KTN1
  120 31 1.5 0.28 2.25 3.48 2.35 1513 2213 111513 2213K
  140 33 2.1 0.23 2.78 4.31 2.92 1313 1313 111313 1313K
  140 48 2.1 0.38 1.65 2.55 1.72 1613 2313 111613 2313K
                       
70 125 24 1.5 0.18 3.51 5.44 3.68 1214 1214 111214 1214K
  125 31 1.5 0.27 2.36 3.66 2.48 1514 2214 111514 2214K
  150 35 2.1 0.22 2.81 4.35 2.95 1314 1314 111314 1314K  
  150 51 2.1 0.39 1.62 2.5 1.69 1614 2314    
                       
75 130 25 1.5 0.17 3.6 5.58 3.77 1215 1215 111215 1215K
  130 31 1.5 0.25 2.49 3.86 2.61 1515 2215 111515 2215K
  160 37 2.1 0.22 2.84 4.39 2.97 1315 1315 111315 1315K
  160 55 2.1 0.38 1.66 2.56 1.73 1615 2315 111615 2315K
  160 55 2.1 0.38 1.66 2.56 1.73 1615A 2315TN1    
                       
80 140 26 2 0.16 3.94 6.1 4.13 1216 1216 111216 1216K
  140 26 2 0.16 3.94 6.1 4.13 1216A 1216TN1 111216A 1216KTN1
  140 33 2 0.25 2.49 3.86 2.61 1516 2216 111516 2216K
  170 39 2.1 0.22 2.92 4.52 3.06 1316 1316 111316 1316K
  170 58 2.1 0.39 1.63 2.53 1.71 1616 2316 111616 2316K
  170 58 2.1 0.39 1.63 2.53 1.71 1616A 2316TN1    
  170 58 2.1 0.39 1.63 2.53 1.71 1616H 2316M    
                       
85 150 28 2 0.17 3.69 5.7 3.86 1217 1217 111217 1217K
  150 36 2 0.25 2.48 3.84 2.6 1517 2217 111517 2217K
  180 41 3 0.22 2.9 4.49 3.04 1317 1317 111317 1317K
  180 60 3 0.38 1.67 2.59 1.75 1617 2317 111617 2317K
                       
90 160 30 2 0.17 3.76 5.81 3.94 1218 1218 111218 1218K
  160 40 2 0.27 2.36 3.65 2.47 1518 2218 111518 2218k
  190 43 3 0.22 2.81 4.35 2.94 1318 1318    
  190 43 3 0.22 2.81 4.35 2.94 1318K   111318K  
  190 64 3 0.38 1.67 2.58 1.74 1618 2318 111618 2318k
  190 64 3 0.38 1.64 2.54 1.72 1618K   111618K  
                       
95 170 32 2.1 0.17 3.68 5.69 3.85 1219 1219 111219 1219K
  170 43 2.1 0.26 2.38 3.69 2.5 1519 2219 111519 2219K
  200 45 3 0.23 2.77 4.29 2.9 1319 1319 111319 1319k
  200 67 3 0.38 1.68 2.59 1.76 1619K   111619K  
                       
100 180 34 2.1 0.17 3.64 5.63 3.81 1220 1220 111220 1220K
  180 34 2.1 0.17 3.64 5.63 3.81 1220K   1112320K  
  180 46 2.1 0.27 2.34 3.62 2.45 1520 2220 111520 2220k
  180 46 2.1 0.27 2.34 3.62 2.45 1520K   111520K  
  215 47 3 0.24 2.67 4.13 2.8 1320 1320    
  215 47 3 0.24 2.67 4.13 2.8 1320K   111320K  
  215 73 3 0.37 1.69 2.62 1.77 1620 2320 111620 2320K
  215 73 3 0.37 1.69 2.62 1.77 1620A 2320TN1    
  215 73 3 0.37 1.69 2.62 1.77 1620K1 2320J 111620K1 2320KJ
                       
105 190 36 2.1 0.18 3.55 5.5 3.72 1221 1221    
  225 77 3 0.39 1.64 2.53 1.71 1621 2321    
                       
110 200 38 2.1 0.17 3.64 5.64 3.82 1222 1222 111222 1222K
  200 38 2.1 0.17 3.64 5.64 3.82 1222K   111222K  
  200 53 2.1 0.28 2.25 3.49 2.36 1522 2222 111522 2222k
  200 53 2.1 0.28 2.25 3.49 2.36 1522K   111522K  
  240 50 3 0.22 2.83 4.39 2.97 1322 1322 111322 1322k
  240 50 3 0.22 2.83 4.39 2.97 1322K   111322K  
  240 80 3 0.38 1.67 2.59 1.75 1622 2322 111622 2322K
  240 80 3 0.38 1.67 2.59 1.75 1622A 2322TN1    
  240 80 3 0.38 1.67 2.59 1.75 1622K1 2322J 111622K1 2322KJ
                       
120 215 42 2.1 0.2 3.21 4.97 3.36 10001224      
  215 42 2.1 0.2 3.21 4.97 3.36 1001224K      
  215 42 2.1 0.2 3.21 4.97 3.36 1111224K      
                       
140 250 50 3 0.2 3.12 4.83 3.27 1001228      

Packaging & Shipping

 

Company Profile

 

Our Advantages

Our Advantages:
1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain. 
SAMPLES
1. Samples quantity: 1-10 PCS are available. 
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost. 
3. It’s better to start your order with Trade Assurance to get full protection for your samples order. 

CUSTOMIZED
The customized LOGO or drawing is acceptable for us. 

MOQ
1. MOQ: 10 PCS standard bearings. 
2. MOQ: 1000 PCS customized your brand bearings. 

OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield. 
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.

FAQ

 

1.What is the minimum order quantity for this product?
    Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than 1 ton.
2.What is your latest delivery time?
    Most orders will be shipped within 7-15 days of payment being received.
3.Does your company have quality assurance?
    Yes, for 1 years.
4.What is the competitiveness of your company’s products compared to other companies?
    High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
    Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
    Do our best to meet customer needs, negotiable.
7.How to contact us quickly?
    Please send us an inquiry or message and leave your other contact information, such as phone number, account or account, we will contact you as soon as possible and provide the detailed information you need.

Please feel free to contact us, if you have any other question

 

 

 

Contact Angle: 60°
Aligning: Aligning Bearing
Separated: Unseparated
Rows Number: Double
Load Direction: Radial Bearing
Material: Bearing Steel
Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

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Customized Request

bearing

Types of Ball Bearings

In their most basic form, Ball Bearings have one common feature – they are made of steel. The majority of these bearings are made of 52100 steel, which has one percent chromium and one percent carbon. The steel can be hardened by heat trea
tment. 440C stainless steel is used for rusting problems. A cage around the ball balls is traditionally made from thin steel. However, some bearings use molded plastic cages to save money and friction.

Single-row designs

Steel linear translation stages often use single-row designs for ball bearings. These types of bearings provide smooth linear travel and can withstand high loads. The material steel has a high modulus of elasticity and a high stiffness, as well as a lower thermal expansion than aluminum. For these reasons, steel is the material of choice for a ball bearing in a typical user environment. Single-row designs for ball bearings are also suitable for applications in humid or corrosive environments.
Single-row designs for ball bearings are available in a variety of sizes and are axially adjustable. They have a high radial capacity, but require relatively little space. Single-row deep groove ball bearings with snap rings are STN 02 4605 or R47, respectively. Bearings with snap rings are identified by a suffix such as NR. They may not have seals or shields installed.
These single-row angular contact ball bearings are capable of supporting axial and radial loads. In a two-raceway arrangement, the radial load on bearing A causes a radial load to act on bearing B. Both axial and radial forces are transmitted between single-row angular contact ball bearings, and the resulting internal force must be taken into account to calculate equivalent dynamic bearing loads P.
Single-row deep groove ball bearings are the most common type of ball bearings. These bearings are designed with only one row of rolling elements. The single-row design is simple and durable, which makes it ideal for high-speed applications. Single-row designs for ball bearings are also available in various bore sizes. They can also come in a variety of shapes and are non-separable. If you need a high-speed bearing, you may want to opt for a double-row design.
In addition to single-row designs for ball bearings, you can choose ceramic or steel ball bearings. Ceramic balls are considerably harder than steel balls, but they are not as hard as steel. Hence, ceramic bearings are stiffer than steel ball bearings, resulting in increased stress on the outer race groove and lower load capacity. This is a great benefit for those who need the bearings to be lightweight and strong.
The difference between single-row and double-row designs is in the way that the inner and outer ring are installed. A single-row design places the inner ring in an eccentric position relative to the outer ring. The two rings are in contact at one point, which causes a large gap in the bearing. The balls are then inserted through the gap. As a result, the balls are evenly distributed throughout the bearing, which forces the inner and outer rings to become concentric.
Deep-groove ball bearings are one of the most popular types of ball bearings. They are available in different designs, including snap-ring, seal and shield arrangements. The race diameter of a deep-groove ball bearing is close to the ball’s diameter. These types of bearings are suited for heavy loads, and their axial and radial support are excellent. Their main drawback is that the contact angle cannot be adjusted to accommodate a wide range of relative loads.
bearing

Ceramic hybrid ball bearings

Hybrid ball bearings with ceramic balls have numerous advantages. They feature improved kinematic behavior and require less lubrication. Consequently, they can reduce operating costs. Additionally, their low thermal expansion coefficient allows for smaller changes in contact angle and preload variations, and they can retain tolerances. Furthermore, ceramic hybrid ball bearings have significantly increased life spans compared to conventional steel-steel ball bearings, with up to 10 times the lifespan.
Although ceramic bearings can be used in automotive applications, many people believe that they’re a poor choice for bicycle hubs. They don’t reduce weight and only work well in high-rpm environments. As a result, many cyclists don’t even bother with ceramic-based bearings. However, both Paul Lew and Alan are of the opinion that ceramic bearings are best suited for industrial or medical equipment applications. Furthermore, Paul and Alan believe that they are ideal for high-altitude drone motors.
Another advantage of ceramic hybrid ball bearings is that they use less friction than conventional steel-based balls. They are also more durable, requiring less lubrication than steel-based bearings. Furthermore, the lower friction and rolling resistance associated with ceramic-based ball bearings means that they can last ten times longer than steel-based bearings. A ceramic-based hybrid ball bearing can be used for applications where speed and lubrication are critical.
Ceramic hybrid ball bearings feature both steel and silicon nitride balls. Silicon nitride balls have 50% more modulus of elasticity than steel balls and can improve accuracy and precision. Ceramic balls also have a smoother surface finish than steel balls, which reduces vibration and spindle deflection. These benefits result in increased speed and improved production quality. In addition to this, ceramic balls can also reduce the operating temperature, enhancing the work environment.
Hybrid bearings are a popular alternative to steel bearings. They have some benefits over traditional steel bearings, and are becoming a popular choice for engineered applications. Hybrid bearings are ideal for high speed machines. The material used to manufacture ceramic balls is a high-quality alloy, and is comparatively inexpensive. But you must understand that lubrication is still necessary for hybrid bearings. If you are not careful, you may end up wasting money.
These ball bearings can be used in many industries and applications, and they are widely compatible with most metals. The main advantage of hybrid ball bearings is that they are very durable. While steel balls tend to corrode and wear out, ceramic ball bearings can withstand these conditions while minimizing maintenance and replacement costs. The benefits of hybrid ball bearings are clear. So, consider switching to these newer types of ball bearings.
bearing

Self-aligning ball bearings

Self-aligning ball bearings are a good choice for many applications. They are a great alternative to traditional ball bearings, and they are ideal for rotating applications in which the shaft must move in several directions. They are also ideal for use in rotating parts where a tight tolerance is necessary. You can choose between two types: plain and flex shaft. Read on to find out which one will suit your needs.
Self-aligning ball bearings are designed with a higher axial load carrying capacity than single-row radial deep groove ball bearings. The amount of axial load carrying capacity is dependent upon the pressure angle. These bearings have a hollow raceway in the outer ring that allows the inner ring to pivot without friction. They are often used for high-speed applications. Because of their design, they are highly accurate.
Self-aligning ball bearings are radial bearings that feature two rows of balls in a spherical outer ring. They also feature two deep uninterrupted raceway grooves in the inner ring. Their unique features make them an excellent choice for applications where shaft deflection is a significant factor. Despite their small size, they have a high level of precision and can withstand heavy loads.
Self-aligning ball bearings can compensate for misalignment in shaft applications. The inner ring and ball assembly are positioned inside an outer ring containing a curved raceway. This spherical design allows the balls and cage to deflect and re-align around the bearing center. These bearings are also ideal for applications where shaft deflection is significant, such as in simple woodworking machinery.
Another type of self-aligning ball bearing uses a common concave outer race. Both balls and outer races automatically compensate for angular misalignment caused by machining, assembly, and deflections. Compared to spherical rollers, they have lower frictional losses than their spherical counterparts. Self-alignment ball bearings also have lower vibration levels compared to other types of bearings.
Self-aligning ball bearings operate in misaligned applications because their spherical outer raceway can accommodate misalignment. This design allows them to work in applications where shaft deflection or housing deformation is common. They are therefore more suitable for low to medium-sized loads. The only real drawback to self-aligning ball bearings is their price. If you need to purchase a self-aligning ball bearing for your next project, you can expect to pay around $1500.

China supplier CZPT CZPT CZPT 1221 1222 1222K 1202 1203 1204 1205 1206K 2206K 2207K 2208K 2217m 2218m Self Aligning Ball Bearings   with Best SalesChina supplier CZPT CZPT CZPT 1221 1222 1222K 1202 1203 1204 1205 1206K 2206K 2207K 2208K 2217m 2218m Self Aligning Ball Bearings   with Best Sales
editor by CX

2023-04-17