Product Description

                                                                    6800 series deep groove ball bearings

Product Description

Deep Groove Ball Bearings

Deep groove ball bearing
This is the most widely used ball bearing type. Trapped between the 2 races is a ring of balls that transmit the load and allows rotational motion between the 2 races. The balls are held in place by a retainer.

They have very low rolling friction and are optimized for low noise and low vibration. This makes them ideal for high-speed applications.

They are comparatively easy to install and require minimal maintenance. Care must be taken during installation to prevent denting of the races as they have to be push fit CZPT shafts.6800 series deep groove ball bearings

Detailed Photos

 

  

Product Parameters

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 

 

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
623 3 0.1181  10 0.3937  4 0.1575  4 0.1575  0.15 0.006  640 220 0.0016 
624 4 0.1575  13 0.5118  5 0.1969  5 0.1969  0.2 0.008  1150 400 0.0032 
625 5 0.1969  16 0.6299  5 0.1969  5 0.1969  0.3 0.012  1880 680 0.0051 
626 6 0.2362  19 0.7480  6 0.2362  6 0.2362  0.3 0.012  2800 1060 0.  
627 7 0.2756  22 0.8661  7 0.2756  7 0.2756  0.3 0.012  3290 1360 0.0131 
628 8 0.3150  24 0.9449  8 0.3150  8 0.3150  0.3 0.012  3330 1410 0.0170 
629 9 0.3543  26 1.5716  8 0.3150  8 0.3150  0.3 0.012  4160 1780 0.0191 
6200 10 0.3937  30 1.1811  9 0.3543  9 0.3543  0.6 0.571  5110 2380 0.0320 
6201 12 0.4724  32 1.2598  10 0.3937  10 0.3937  0.6 0.571  6180 3060 0.571 
6202 15 0.5906  35 1.3780  11 0.4331  11 0.4331  0.6 0.571  7450 3700 0.0450 
6203 17 0.6693  40 1.5748  12 0.4724  12 0.4724  0.6 0.571  9560 4780 0.0650 
6204 20 0.7874  47 1.8504  14 0.5512  14 0.5512  1 0.039  12840 6650 0.1060 
6205 25 0.9843  52 2.571  15 0.5906  15 0.5906  1 0.039  14571 7930 0.1280 
6206 30 1.1811  62 2.4409  16 0.6299  16 0.6299  1 0.039  19460 11310 0.1990 
6207 35 1.3780  72 2.8346  17 0.6693  17 0.6693  1.1 0.043  25670 15300 0.2880 
6208 40 1.5748  80 3.1496  18 0.7087  18 0.7087  1.1 0.043  29520 18140 0.3660 

 

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
633 3 0.1181  13 0.5118  5 0.1969  5 0.1969  0.2 0.008  1300 485 0.0034 
634 4 0.1575  16 0.6299  5 0.1969  5 0.1969  0.3 0.012  1880 680 0.0054 
635 5 0.1969  19 0.7480  6 0.2362  6 0.2362  0.3 0.012  2810 1060 0.0089 
636 6 0.2362  22 0.8661  7 0.2756  7 0.2756  0.3 0.012  3290 1360 0.0145 
637 7 0.2756  26 1.5716  9 0.3543  9 0.3543  0.3 0.012  3340 1410 0.5718 
638 8 0.3150  28 1.1571  9 0.3543  9 0.3543  0.3 0.012  4160 1780 0.0303 
639 9 0.3543  30 1.1811  10 0.3937  10 0.3937  0.6 0.571  5120 2390 0.571 
6300 10 0.3937  35 1.3780  11 0.4331  11 0.4331  0.6 0.571  7640 3470 0.571 
6301 12 0.4724  37 1.4567  12 0.4724  12 0.4724  1 0.039  9700 4190 0.0600 
6302 15 0.5906  42 1.6535  13 0.5118  13 0.5118  1 0.039  11400 5430 0.0820 
6303 17 0.6693  47 1.8504  14 0.5512  14 0.5512  1 0.039  13580 6580 0.1150 
6304 20 0.7874  52 2.0742  15 0.5906  15 0.5906  1.1 0.043  15940 7880 0.1490 
6305 25 0.9843  62 2.4409  17 0.6693  17 0.6693  1.1 0.043  22380 11490 0.2320 
6306 30 1.1811  72 2.8346  19 0.7480  19 0.7480  1.1 0.043  27000 15200 0.3490 
63/22 22 0.8661  56 2.2047  16 0.6299  16 0.6299  1.1 0.043  18400 9250 0.1760 
63/28 28 1.1571  68 2.6772  18 0.7087  18 0.7087  1.1 0.043  26800 14000 0.2870 
63/32 32 1.2598  75 2.9528  20 0.7874  20 0.7874  1.1 0.043  30000 16200 0.3820 

 

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
683 3 0.1181  7 0.2756  2 0.0787  3 0.1181  0.1 0.004  420 135 0.571 
684 4 0.1575  9 0.3543  2.5 0.0984  4 0.1575  0.1 0.004  480 170 0.571 
685 5 0.1969  11 0.4331  3 0.1181  5 0.1969  0.15 0.006  770 320 0.0019 
686 6 0.2362  13 0.5118  3.5 0.1378  5 0.1969  0.15 0.006  1080 440 0.0571 
687 7 0.2756  14 0.5512  3.5 0.1378  5 0.1969  0.15 0.006  1170 510 0.0030 
688 8 0.3150  16 0.6299  4 0.1575  5 0.1969  0.2 0.008  1250 590 0.0038 
689 9 0.3543  17 0.6693  4 0.1575  5 0.1969  0.2 0.008  1330 660 0.0440 
6800 10 0.3937  19 0.7480  5 0.1969  5 0.1969  0.3 0.012  1590 750 0.0050 
6801 12 0.4724  21 0.8268  5 0.1969  5 0.1969  0.3 0.012  1910 1040 0.0060 
6802 15 0.5906  24 0.9449  5 0.1969  5 0.1969  0.3 0.012  2070 1250 0.0070 
6803 17 0.6693  26 1.5716  5 0.1969  5 0.1969  0.3 0.012  2130 1360 0.0080 
6804 20 0.7874  32 1.2598  7 0.2756  7 0.2756  0.3 0.012  3480 2230 0.0190 
6805 25 0.9843  37 1.4567  7 0.2756  7 0.2756  0.3 0.012  3680 2630 0.5710 
6806 30 1.1811  42 1.6535  7 0.2756  7 0.2756  0.3 0.012  4000 3150 0.0260 
6807 35 1.3780  47 1.8504  7 0.2756  7 0.2756  0.3 0.012  4270 3600 0.5710 
6808 40 1.5748  52 2.571  7 0.2756  7 0.2756  0.3 0.012  4410 3890 0.0330 
6809 45 1.7717  58 2.2835  7 0.2756  7 0.2756  0.3 0.012  4590 4330 0.0400 
6810 50 1.9685  65 2.5591  7 0.2756  7 0.2756  0.3 0.012  6610 6080 0.0520 
6811 55 2.1654  72 2.3846  9 0.3543  9 0.3543  0.3 0.012  8530 8080 0. 0571  
6812 60 2.3622  78 3.0709  10 0.3937  10 0.3937  0.3 0.012  9200 8760 0.1060 
6813 65 2.5591  85 3.3465  10 0.3937  10 0.3937  0.6 0.571  1571 9420 0.1250 
6814 70 2.7559  90 3.5433  10 0.3937  10 0.3937  0.6 0.571  1571 10090 0.1350 
6815 75 2.9528  95 3.7402  10 0.3937  10 0.3937  0.6 0.571  11230 1571 0.1450 
6816 80 3.1496  100 3.9370  10 0.3937  10 0.3937  0.6 0.571  11320 11080 0.1550 
6817 85 3.3465  110 4.3307  13 0.5118  13 0.5118  1 0.039  17599 18300 0.2650 
6818 90 3.5433  115 4.5276  13 0.5118  13 0.5118  1 0.039  17853 18961 0.2800 

 

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
6819 95 3.7402  120 4.7244  13 0.5118  13 0.5118  1 0.0390  18089 19616 0.2980 
6820 100 3.9370  125 4.9213  13 0.5118  13 0.5118  1 0.0390  18340 20266 0.3110 
6821 105 4.1339  130 5.1181  13 0.5118  13 0.5118  1 0.0390  18912 20924 0.3250 
6822 110 4.3307  140 5.5118  16 0.6299  16 0.6299  1 0.0390  28100 30700 0.5100 
6824 120 4.7244  150 5.9055  16 0.6299  16 0.6299  1 0.0390  28900 32900 0.5490 
6826 130 5.1181  165 6.4961  18 0.7087  18 0.7087  1.1 0.0430  37900 42900 0.7900 
6828 140 5.1181  175 6.8898  18 0.7087  18 0.7087  1 0. 0571   38200 44300 0.9900 
6830 150 5.9055  190 7.4803  20 0.7874  20 0.7874  1 0. 0571   49100 57100 1.5000 
6832 160 6.2992  200 7.8740  20 0.7874  20 0.7874  1 0. 0571   49600 59100 1.7000 
6834 170 6.6929  215 8.4646  22 0.8661  22 0.8661  1 0. 0571   61500 73300 1.9000 
6836 180 7.0866  225 8.8582  22 0.8661  22 0.8661  1 0. 0571   62300 75900 2.0000 
6838 190 7.4803  240 9.4480  24 0.9449  24 0.9449  1.5 0.0590  75100 91600 2.1000 
6840 200 7.8740  250 9.8425  24 0.9449  24 0.9449  1.5 0.0590  74200 91200 2.3800 
6844 220 8.6614  270 10.6299  24 0.9499  1.5 0.0590  76400 97800 2.7900 
6848 240 9.4488  300 11.8110  28 1.1571  2 0.0787  83500 108000 4.5000 
6852 260 10.2362  320 12.5984  28 1.1571  2 0.0787  95000 128000 4.8500 
6856 280 11.5716  350 13.7795  33 1.2992  2 0.0787  135000 178000 7.6000 
6860 300 11.8110  380 14.9606  38 1.4960  2 0.0787  162000 222000 11.0000 
6864 320 12.5984  400 15.7480  38 1.4960  2 0.0787  168000 235000 12.0000 
6872 360 14.1732  440 17.3228  38 1.4960  2.5 0.0984  12.2000 
6876 380 14.9606  480 18.8976  46 1.8110  2.5 0.0984  168000 235000 20.5000 
6880 400 15.7480  500 19.6850  46 1.8110  2.5 0.0984  21.7000 
6884 420 16.5354  520 20.4724  46 1.8110  2.5 0.1377  251000 425000 22.0000 
6888 440 17.3228  540 21.2598  46 1.8110  2.5 0.0984  24.0000 
6892 460 18.1102  580 22.8346  56 2.2047  3 0.1181  33.5000 

 

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
693 3 0.1181  8 0.3150  3 0.1181  4 0.1575  0.15 0.006  430 170 0.0008 
694 4 0.1575  11 0.4331  4 0.1575  4 0.1575  0.15 0.006  960 350 0.0017 
695 5 0.1969  13 0.5118  4 0.1575  4 0.1575  0.2 0.008  1070 420 0.571 
696 6 0.2362  15 0.5906  5 0.1969  5 0.1969  0.2 0.008  1470 600 0.0036 
697 7 0.2756  17 0.6693  5 0.1969  5 0.1969  0.3 0.012  1600 710 0.0050 
698 8 0.3150  19 0.7480  6 0.2362  6 0.2362  0.3 0.012  2230 910 0.0076 
699 9 0.3543  20 0.7874  6 0.2362  6 0.2362  0.3 0.012  2480 1090 0.0085 
6900 10 0.3937  22 0.8661  6 0.2362  6 0.2362  0.3 0.012  2690 1270 0.5710 
6901 12 0.4724  24 0.9449  6 0.2362  6 0.2362  0.3 0.012  2890 1460 0.0120 
6902 15 0.5906  28 1.1571  7 0.2756  7 0.2756  0.3 0.012  4320 2250 0.0180 
6903 17 0.6693  30 1.1811  7 0.2756  7 0.2756  0.3 0.012  4590 2550 0.0190 
6904 20 0.7874  37 1.4567  9 0.3543  9 0.3543  0.3 0.012  6370 3680 0.0380 
6905 25 0.9843  42 1.6535  9 0.3543  9 0.3543  0.3 0.012  6660 4180 0.0440 
6906 30 1.1811  47 1.8504  9 0.3543  9 0.3543  0.3 0.012  7240 5571 0.0500 
6907 35 1.3780  55 2.1654  10 0.3543  10 0.3937  0.6 0.571  10390 7160 0.7500 
6908 40 1.5748  62 2.4409  12 0.3937  12 0.4724  0.6 0.571  13571 9200 0.1180 
6909 45 1.7717  68 2.6772  12 0.4724  12 0.4724  0.6 0.571  13490 10130 0.1280 
6910 50 1.9685  72 2.8346  12 0.4724  12 0.4724  0.6 0.571  13900 1571 0.1330 
6911 55 2.1654  80 3.1496  13 0.4724  13 0.5118  1 0.039  14820 12690 0.1770 
6912 60 2.3622  85 3.3465  13 0.5118  13 0.5118  1 0.039  15080 13480 0.1910 
6913 65 2.5591  90 3.5433  13 0.5118  13 0.5118  1 0.039  19950 17490 0.2000 
6914 70 2.7559  100 3.9370  16 0.6299  16 0.6299  1 0.039  25950 21850 0.3270 
6915 75 2.9528  105 4.1339  16 0.6299  16 0.6299  1 0.039  26780 23560 0.3450 
6916 80 3.1496  110 4.3307  16 0.6299  16 0.6299  1 0.039  27590 25280  0.3630 
6917 85 3.3465  120 4.7244  18 0.7087  18 0.7087 1.1 0.043  31900 29700 0.5170 

 

Product Applications

 

Company Profile

 

ZheJiang Jieyi Bearing Co., Ltd. is a more than 10-year history of bearing trading company. We are located in the biggest bearing town in China–Yiandian Town.

Our products include: Deep Groove Ball Bearings, Self-aligning Ball Bearings, Spherical Bearings, Tapered Roller Bearings, Cylindrical Roller Bearings, Needle Roller Bearings, Self-aligning Roller Bearings, Angular Contact Ball Bearings, Thrust Ball Bearings, Trust Roller Bearings and Special Bearings.

Jieyi Bearing has advanced quality testing and inspecting equipment, to guarantee product quality meets customers’ demand. Annually our company′ S export over 10 million dollars.

To service dear customers at the fastest speed, we built a great Warehouse to stock bearings, so as to ship your required bearings fast. Inside of the bearing warehouse, there is all sourcing of bearing stock, with all kinds of bearings, over 10000 types.

Jieyi Bearing also provides OEM service, such as bearing quality, noise level, grease brand, packing method, etc. We have enough OEM experience, and have a complete OEM manual for customer reference.

Products have been selling well in the American, French, Spanish, Austria, Italian, the U. A. E. Saudi, Pakistan, India, and Brizal markets.

With over 10 years′ Experience in bearings market, Jieyi Bearing have built up good relationship with all of our customers and quality factory. We always get satisfactory feedback from our customers because of the high quality products and good OEM service. We always supply the quality, stable, economical bearings and proper technical services.

Welcome to people of various enterprises with advance!

 

 

Our Advantages

WHY CHOOSE US?

 

1. BETTER COMMUNICATION

JVZB Bearing understands customer service more so than factories, we focus entirely on the customer so it is often easier to communicate with you.
 

2. FAVORABLE PRICING

JVZB Beaing often uses factories that are not big enough to have their own international sales team or export license. This means: we can work with factories that have lower prices than some easy-to-find competitors online.
 

3. LOW MOQ

We have great relationships with factories or have product stock on hand, CZPT to offer lower order quantities for the small sized importer.
 

4. SUPPLIER VERIFICATION

JVZB Bearing have more than 10 years of long-standing relationships with the factories, so we are aware of the capabilities of each. If you need, we can visit the factory to carry out product inspections and check up on an order.  
 

5. QC CONTROL

JVZB Bearing have our own quality inspection laboratory with advanced testing equipment, we are CZPT to reasonably ensure the quality of the finished products.
 

6. MULTIPLE VARIETY PURCHASE

In fact, bearing factories usually only produce 1 type of bearing, or even focus on producing several models.  If you want multiple items sourced for 1 product,  we can help. This is a great way to source more products and do so quickly and efficiently.
 

7. OEM or OEM SERVICE

If you need special package or special labeling, we are glad to support OEM or OEM service.

 

Product List

Deeo Groove Ball Bearing

 

Spherical Roller Bearing

 

Taper Roller Bearing

 

Needle Roller Bearing

 

Pillow Block Bearing

 

Ceramic Bearing

 

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ball bearing

Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:

  • Automotive Industry:

Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.

  • Aerospace Industry:

In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.

  • Industrial Machinery:

Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.

  • Medical Equipment:

In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.

  • Robotics and Automation:

Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

  • Renewable Energy:

Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.

  • Marine and Shipbuilding:

Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.

  • Heavy Equipment and Construction:

In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

  • Electronics and Consumer Appliances:

Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

  • Oil and Gas Industry:

In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.

ball bearing

What Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?

Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:

  • Contaminant Exclusion:

Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.

  • Lubrication Retention:

Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.

  • Corrosion Prevention:

Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.

  • Extended Bearing Life:

Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.

  • Enhanced Performance in Harsh Environments:

In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.

  • Noise and Vibration Reduction:

Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.

  • Customized Protection:

Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.

  • Trade-Offs:

While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.

Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.

ball bearing

What Factors should be Considered when Selecting a Ball Bearing for a Particular Application?

Selecting the right ball bearing for a specific application involves careful consideration of various factors to ensure optimal performance, longevity, and reliability. Here are the key factors that should be taken into account:

  • Load Type and Magnitude:

Determine the type of load (radial, axial, or combined) and the magnitude of the load that the bearing will need to support. Choose a bearing with the appropriate load-carrying capacity to ensure reliable operation.

  • Speed and Operating Conditions:

Consider the rotational speed of the application and the operating conditions, such as temperature, humidity, and exposure to contaminants. Different bearing types and materials are suited for varying speeds and environments.

  • Accuracy and Precision:

For applications requiring high accuracy and precision, such as machine tool spindles or optical instruments, choose high-precision bearings that can maintain tight tolerances and minimize runout.

  • Space Limitations:

If the application has limited space, choose miniature or compact ball bearings that can fit within the available dimensions without compromising performance.

  • Thrust and Radial Loads:

Determine whether the application requires predominantly thrust or radial load support. Choose the appropriate type of ball bearing (thrust, radial, or angular contact) based on the primary load direction.

  • Alignment and Misalignment:

If the application experiences misalignment between the shaft and housing, consider self-aligning ball bearings that can accommodate angular misalignment.

  • Mounting and Installation:

Consider the ease of mounting and dismounting the bearing. Some applications may benefit from features like flanges or snap rings for secure installation.

  • Lubrication and Maintenance:

Choose a bearing with appropriate lubrication options based on the application’s speed and temperature range. Consider whether seals or shields are necessary to protect the bearing from contaminants.

  • Environmental Conditions:

Factor in the operating environment, including exposure to corrosive substances, chemicals, water, or dust. Choose materials and coatings that can withstand the specific environmental challenges.

  • Bearing Material:

Select a bearing material that suits the application’s requirements. Common materials include stainless steel for corrosion resistance and high-carbon chrome steel for general applications.

  • Bearing Arrangement:

Consider whether a single-row, double-row, or multiple bearings in a specific arrangement are needed to accommodate the loads and moments present in the application.

By carefully evaluating these factors, engineers and designers can choose the most suitable ball bearing that aligns with the specific demands of the application, ensuring optimal performance, durability, and overall operational efficiency.

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editor by CX 2024-05-14

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