Cylindrical Roller Bearing

IMG_4444

"Cylindrical roller bearings are available in a wide range of designs, series, variants and sizes. The main design differences are the number of roller rows and the inner/outer ring flanges as well as cage designs and materials. The bearings can meet the challenges of applications faced with heavy radial loads and high speeds. Accommodating axial displacement (except for bearings with flanges on both the inner and outer rings), they offer high stiffness, low friction and long service life. Cylindrical roller bearings are also available in sealed or split designs. In sealed bearings, the rollers are protected from contaminants, water and dust, while providing lubricant retention and contaminant exclusion. This provides lower friction and longer service life. Split bearings are intended primarily for bearing arrangements which are difficult to access, such as crank shafts, where they simplify maintenance and replacements. "

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         Dimensions (mm)                 Bearing Numbers Weight
d D B r r1 FW EW NU series NJ series NUP series N series NF series   (kg)
20 47 14 1 0.6 27 40 NU204 NJ204 NUP204 N204 NF204 0.108
47 14 1 0.6 26.5 - NU204E NJ204E NUP204E - - 0.112
47 18 1 0.6 27 - NU2204 NJ2204 NUP2204 - - 0.146
47 18 1 0.6 26.5 - NU2204E NJ2204E NUP2204E - - 0.146
52 15 1.1 0.6 28.5 44.5 NU304 NJ304 NUP304 N304 NF304 0.147
52 15 1.1 0.6 27.5 - NU304E NJ304E NUP304E - - 0.153
52 21 1.1 0.6 28.5 - NU2304 NJ2304 NUP2304 - - 0.212
52 21 1.1 0.6 27.5 - NU2304E NJ2304E NUP2304E - - 0.215
25 47 12 0.6 0.3 30.5 - NU1005 - NUP1005 - - 0.084
52 15 1 0.6 32 45 NU205 NJ205 NUP205 N205 NF205 0.132
52 15 1 0.6 31.5 - NU205E NJ205E NUP205E - - 0.138
52 18 1 0.6 32 - NU2205 NJ2205 NUP2205 - - 0.163
52 18 1 0.6 31.5 - NU2205E NJ2205E NUP2205E - - 0.166
62 17 1.1 1.1 35 53 NU305 NJ305 NUP305 N305 NF305 0.241
62 17 1.1 1.1 34 - NU305E NJ305E NUP305E - - 0.243
62 24 1.1 1.1 35 - NU2305 NJ2305 NUP2305 - - 0.34
62 24 1.1 1.1 34 - NU2305E NJ2305E NUP2305E - - 0.35
30 55 13 1 0.6 36.5 - NU1006 - NUP1006 - - 0.121
62 16 1 0.6 38.5 53.5 NU206 NJ206 NUP206 N206 NF206 0.2
62 16 1 0.6 37.5 - NU206E NJ206E NUP206E - - 0.209
62 20 1 0.6 38.5 - NU2206 NJ2206 NUP2206 - - 0.262
62 20 1 0.6 37.5 - NU2206E NJ2206E NUP2206E - - 0.262
62 23.8 1 1 38.5 - NU3206 - - - - 0.343
             Dimensions (mm)              Bearing Numbers Weight
d D B r r1 FW EW NU series NJ series NUP series N series NF series    (kg)
30 72 19 1.1 1.1 42 62 NU306 NJ306 NUP306 N306 NF306 0.358
72 19 1.1 1.1 40.5 - NU306E NJ306E NUP306E - - 0.361
72 27 1.1 1.1 42 - NU2306 NJ2306 NUP2306 - - 0.5
72 27 1.1 1.1 40.5 - NU2306E NJ2306E NUP2306E - - 0.534
72 30.2 1.1 1.1 42 - NU3306 - - - - 0.65
90 23 1.5 1.5 45 73 NU406 NJ406 NUP406 N406 NF406 0.753
35 62 14 1 0.6 42 - NU1007 - NUP1007 - - 0.182
72 17 1.1 0.6 43.8 61.8 NU207 NJ207 NUP207 N207 NF207 0.293
72 17 1.1 0.6 44 - NU207E NJ207E NUP207E - - 0.306
72 23 1.1 0.6 43.8 - NU2207 NJ2207 NUP2207 - - 0.402
72 23 1.1 0.6 44 - NU2207E NJ2207E NUP2207E - - 0.404
72 27 1.1 1.1 43.8 - NU3207 - - - - 0.524
80 21 1.5 1.1 46.2 68.2 NU307 NJ307 NUP307 N307 NF307 0.477
80 21 1.5 1.1 46.2 - NU307E NJ307E NUP307E - - 0.482
80 31 1.5 1.1 46.2 - NU2307 NJ2307 NUP2307 - - 0.696
80 31 1.5 1.1 46.2 - NU2307E NJ2307E NUP2307E - - 0.729
80 34.9 1.5 1.5 46.2 - NU3307 - - - - 0.908
100 25 1.5 1.5 53 83 NU407 NJ407 NUP407 N407 NF407 1.02
40 68 15 1 0.6 47 - NU1008 - NUP1008 - - 0.223
80 18 1.1 1.1 50 70 NU208 NJ208 NUP208 N208 NF208 0.366
80 18 1.1 1.1 49.5 - NU208E NJ208E NUP208E - - 0.384
80 23 1.1 1.1 50 - NU2208 NJ2208 NUP2208 - - 0.49
80 23 1.1 1.1 49.5 - NU2208E NJ2208E NUP2208E - - 0.49
    Boundary Dimensions (mm)           Bearing Numbers Weight
d D B r r1 FW EW NU series NJ series NUP series N series NF series (kg)
40 80 30.2 1.1 1.1 50 - NU3208 - - - - 0.711
90 23 1.5 1.5 53.5 77.5 NU308 NJ308 NUP308 N308 NF308 0.657
90 23 1.5 1.5 52 - NU308E NJ308E NUP308E - - 0.664
90 33 1.5 1.5 53.5 - NU2308 NJ2308 NUP2308 - - 0.956
90 33 1.5 1.5 52 - NU2308E NJ2308E NUP2308E - - 0.962
90 36.5 1.5 1.5 53.5 - NU3308 - - - - 1.19
110 27 2 2 58 92 NU408 NJ408 NUP408 N408 NF408 1.3
45 75 16 1 0.6 52.5 - NU1009 - NUP1009 - - 0.289
85 19 1.1 1.1 55 75 NU209 NJ209 NUP209 N209 NF209 0.427
85 19 1.1 1.1 54.5 - NU209E NJ209E NUP209E - - 0.439
85 23 1.1 1.1 55 - NU2209 NJ2209 NUP2209 - - 0.536
85 23 1.1 1.1 54.5 - NU2209E NJ2209E NUP2209E - - 0.536
85 30.2 1.1 1.1 55 - NU3209 - - - - 0.77
100 25 1.5 1.5 58.5 86.5 NU309 NJ309 NUP309 N309 NF309 0.87
100 25 1.5 1.5 58.5 - NU309E NJ309E NUP309E - - 0.909
100 36 1.5 1.5 58.5 - NU2309 NJ2309 NUP2309 - - 1.25
100 36 1.5 1.5 58.5 - NU2309E NJ2309E NUP2309E - - 1.32
100 39.7 1.5 1.5 58.5 - NU3309 - - - - 1.59
50 80 16 1 0.6 57.5 - NU1010 - NUP1010 - - 0.306
90 20 1.1 1.1 60.4 80.4 NU210 NJ210 NUP210 N210 NF210 0.479
90 20 1.1 1.1 59.5 - NU210E NJ210E NUP210E - - 0.497
90 23 1.1 1.1 60.4 - NU2210 NJ2210 NUP2210 - - 0.58
90 23 1.1 1.1 59.5 - NU2210E NJ2210E NUP2210E - - 0.58
       Dimensions  (mm)         Bearing Numbers Weight
d D B r r1 FW EW NU series NJ series NUP series N series NF series (kg)
50 90 30.2 1.1 1.1 60.4 - NU3210 - - - - 0.829
110 27 2 2 65 95 NU310 NJ310 NUP310 N310 NF310 1.15
110 27 2 2 65 - NU310E NJ310E NUP310E - - 1.15
110 40 2 2 65 - NU2310 NJ2310 NUP2310 - - 1.69
110 40 2 2 65 - NU2310E NJ2310E NUP2310E - - 1.76
110 44.4 2 2 65 - NU3310 - - - - 2.14
55 90 18 1.1 1 64.5 - NU1011 - NUP1011 - - 0.445
100 21 1.5 1.1 66.5 88.5 NU211 NJ211 NUP211 N211 NF211 0.64
100 21 1.5 1.1 66 - NU211E NJ211E NUP211E - - 0.65
100 25 1.5 1.1 66.5 - NU2211 NJ2211 NUP2211 - - 0.78
100 25 1.5 1.1 66 - NU2211E NJ2211E NUP2211E - - 0.806
100 33.3 1.5 1.5 66.5 - NU3211 - - - - 1.14
60 95 18 1.1 1 69.5 - NU1012 - NUP1012 - - 0.477
110 22 1.5 1.5 73.5 97.5 NU212 NJ212 NUP212 N212 NF212 0.823
110 22 1.5 1.5 72 - NU212E NJ212E NUP212E - - 0.83
110 28 1.5 1.5 73.5 - NU2212 NJ2212 NUP2212 - - 1.07
110 28 1.5 1.5 72 - NU2212E NJ2212E NUP2212E - - 1.09
110 36.5 1.5 1.5 73.5 - NU3212 - - - - 1.52
65 100 18 1.1 1 74.5 - NU1013 - NUP1013 - - 0.506
70 110 20 1.1 1 80 - NU1014 - NUP1014 - - 0.702

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Blog of Cylindrical Roller Bearing

  • What Is The Bearing Static Load Rating And Dynamic Load Rating?
    07/08/2023 0
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    The three basic parameters that are often used in the design of rolling bearings are: the basic rated dynamic load Cr (radial) or Ca (axial) that meets certain fatigue life requirements; the basic rated static strength Cor (diameter) that meets certain static strength requirements direction) or Coa (axial) and limiting speed No to control bearing wear.
  • How To Improve The Installation Accuracy Of SKF Bearings?
    04/08/2023 0
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    Measure the size of the shaft and the SKF bearing seat hole to determine the matching accuracy of the SKF bearing. The matching requirements are as follows: the inner ring and the shaft adopt an interference fit, and the interference is 0 ~ +4 μm (at light load and high precision, it is 0); the outer ring and the SKF bearing seat hole adopt clearance fit, the clearance amount is 0～+6μm (but when the bearing at the free end uses angular contact ball bearing, the clearance can also be increased); the roundness error of the shaft and the seat hole surface is 2μm Below, the end face parallelism of spacers used in SKF bearings is less than 2 μm, the runout of the inner end of the shaft shoulder to the outer end face is less than 2 μm; the runout of the shoulder of the SKF bearing housing hole to the axis is less than 4 μm; Beat below 4μm.
  • Causes And Prevention And Control Measures Of Freight Car Bearing Seal Cover Falling Off
    03/08/2023 0
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    In most cases, the sealing cover is not caused by one reason, but by the coupling of multiple factors, some of which pop up instantly, and some of which move out little by little. Let's analyze the main reasons that cause the sealing cover to come out:

FAQs of Cylindrical Roller Bearing

1Are you trading company or manufacturer ?
We are factory. Welcome to visit our factory.
2Do you provide Free Samples ?
Yes, we could offer you free samples, but do not pay the cost of freight.
3What's the MOQ ?
The MOQ depends on bearing's model number and price.Usually the total cost will be $1000 at least.
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We highly recommend Trade Assurance order on alibaba. It is safe, convenient, and can make sure the on time delivery. 1 Trade Assurance Order 2 T/T (Bank Wire) 3 Western Union 4 Money Grame 5 Paypal
5How long is your lead-time?
Generally it is 2 to 4 days if the goods are in stock, or it will be about 6 to 15 days depends on quantity.

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