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IR LR Inner Ring

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Technical Parameters

WD Brand IR LR Inner Ring,IR LR Inner Ring,Axial Needle Roller and Cage Assemblies
Shaft Diameter Bearing Designation Boundary Dimensions Mass Approx
d F B
mm mm g
5 IR5×8×12 5 8 12 2.79
5 IR5×8×16 5 8 16 3.75
6 IR6×9×12 6 9 12 3.17
6 IR6×9×16 6 9 16 4.3
6 □IR6×10×10 6 10 10 3.7
6 ■IR6×10×12 6 10 12 4.6
7 IR/LR7×10×10.5 7 10 10.5 3.09
7 IR7×10×12 7 10 12 3.61
7 IR7×10×16 7 10 16 4.9
7.8 IR06×12×10.5C 7.8 12.2 10.7 -
8 □IR8×12×10 8 12 10 4.8
8 IR/LR8×12×10.5 8 12 10.5 5
8 ■IR8×12×12 8 12 12 5.7
8 IR/LR8×12×12.5 8 12 12.5 5.9
9 IR9×12×12 9 12 12 4.5
9 IR9×12×16 9 12 16 6.1
10 IR/LR10×13×12.5 10 13 12.5 5.2
10 □IR10×14×12 10 14 12 7.3
10 IR10×14×13 10 14 13 7.4
10 ■IR10×14×14 10 14 14 8
10 IR10×14×16 10 14 16 9.2
10 IR10×14×20 10 14 20 11.6
12 IR12×15×12 12 15 12 5.8
12 IR/LR12×15×12.5 12 15 12.5 6.1
12 IR12×15×16 12 15 16 8
12 IR/LR12×15×16.5 12 15 16.5 8.1
12 IR/LR12×15×22.5 12 15 22.5 10.9
12 □IR12×16×12 12 16 12 7.9
12 IR12×16×13 12 16 13 8.7
12 ■IR12×16×14 12 16 14 9.5
12 IR12×16×16 12 16 16 10.9
12 IR12×16×20 12 16 20 13.5
12 IR12×16×22 12 16 22 14.9
12 IR12×16×12 12 16 12 -
12 IR12×16×22.5 12 16 22.5 -
12 IR12×14×15.5 12 17 15.5 -
12 IR12×17×22.5 12 17 22.5 -
14 R14×17×17 14 17 17 10
15 LR15×18×12.5 15 18 12.5 7.2
15 IR15×18×16 15 18 16 9.6
15 IR15×18×16.5 15 18 16.5 9.9
15 IR15×19×16 15 19 16 12.8
15 IR15×19×20 15 19 20 16.4
15 □IR15×20×12 15 20 12 12.1
15 IR15×20×13 15 20 13 13.5
15 ■IR15×20×14 15 20 14 14.7
15 IR15×20×23 15 20 23 24.4
17 IR17×20×16 17 20 16 10.7
17 IR/LR17×20×16.5 17 20 16.5 11.1
17 IR17×20×20 17 20 20 13.5
17 IR/LR17×20×20.5 17 20 20.5 13.8
17 IR/LR17×20×30.5 17 20 30.5 20.6
17 IR17×21×16 17 21 16 14.3
17 IR17×21×20 17 21 20 18
17 IR17×22×13 17 22 13 14.9
17 ■IR17×22×14 17 22 14 16.4
17 IR17×22×16 17 22 16 18.7
17 IR17×22×23 17 22 23 27.1
17 IR17×24×20 17 24 20 33.6
20 IR20×24×16 20 24 16 16.5
20 IR20×24×20 20 24 20 21.3
20 IR20×25×12.5 20 25 12.5 16.3
20 □IR20×25×16 20 25 16 21.1
20 IR20×25×16.5 20 25 16.5 21.7
20 IR20×25×17 20 25 17 22.4
20 ■IR20×25×18 20 25 18 24.3
20 IR20×25×20 20 25 20 27.5
20 IR/LR20×25×20.5 20 25 20.5 28.2
20 IR/LR20×25×26.5 20 25 26.5 36.1
20 IR20×25×30 20 25 30 40.9
20 IR/LR20×25×38.5 20 25 38.5 52.5
20 IR20×28×20 20 28 20 45.2
22 IR22×26×16 22 26 16 17.5
22 IR22×26×20 22 26 20 23.2
22 IR22×28×17 22 28 17 29.8
22 IR22×28×20 22 28 20 35
22 IR/LR22×28×20.5 22 28 20.5 36
22 IR22×28×30 22 28 30 26.7
25 IR25×29×20 25 29 20 25.5
25 IR25×29×30 25 29 30 39.3
25 LR25×30×12.5 25 30 12.5 20
25 □IR25×30×16 25 30 16 26
25 LR25×30×16.5 25 30 16.5 26.7
25 IR25×30×17 25 30 17 27.5
25 ■IR25×30×18 25 30 18 29.8
25 IR25×30×20 25 30 20 32.6
25 IR/LR25×30×20.5 25 30 20.5 33.5
25 IR/LR25×30×26.5 25 30 26.5 43.3
25 IR25×30×30 25 30 30 50.1
25 IR25×30×32 25 30 32 53
25 IR/LR25×30×38.5 25 30 38.5 63.8
25 IR25×32×22 25 32 22 51.7
28 IR28×32×17 28 32 17 24.5
28 IR28×32×20 28 32 20 28.4
28 IR28×32×30 28 32 30 43.8
28.575 IRB1820 28.575 34.925 32 -
29 IR29×32×13 29 32 13 14.8
30 LR30×35×12.5 30 35 12.5 23.3
30 IR30×35×13 30 35 13 25
30 IR30×35×16 30 35 16 30.8
30 LR30×35×16.5 30 35 16.5 31.4
30 IR30×35×17 30 35 17 32.3
30 ■IR30×35×18 30 35 18 35.3
30 IR30×35×20 30 35 20 40
30 IR/LR30×35×20.5 30 35 20.5 40.7
30 IR30×35×26 30 35 26 50.3
30 IR30×35×30 30 35 30 58.9
30 IR30×37×18 30 37 18 50
30 IR30×37×22 30 37 22 60.8
30 □IR30×38×20 30 38 20 64.8
32 IR32×37×20 32 37 20 42
32 IR32×37×30 32 37 30 62.7
32 IR32×40×20 32 40 20 68
32 IR32×40×36 32 40 36 124
33 IR33×37×13 33 37 13 21.9
34 IR34×42×20 34 42 20 -
35 LR35×40×12.5 35 40 12.5 27.2
35 LR35×40×16.5 35 40 16.5 37.4
35 IR35×40×17 35 40 17 38.3
35 IR35×40×20 35 40 20 44.4
35 IR/LR35×40×20.5 35 40 20.5 46.1
35 IR35×40×30 35 40 30 67.9
35 □IR35×42×20 35 42 20 63.9
35 IR35×42×20.5 35 42 20.5 66
35 ■IR35×42×21 35 42 21 67.7
35 ■IR35×42×23 35 42 23 74
35 IR35×42×36 35 43 36 117
35 IR35×43×22 35 43 22 82
38 IR38×43×20 38 43 20 48.1
38 IR38×43×30 38 45 30 73.6
40 LR40×45×16.5 40 45 16.5 41.4
40 IR40×45×17 40 45 17 42.5
40 IR40×45×20 40 45 20 50.5
40 IR/LR40×45×20.5 40 45 20.5 52.5
40 IR40×45×30 40 48 30 77.1
40 IR40×48×22 40 48 22 92.3
40 ■IR40×48×23 40 48 23 97.3
40 IR40×48×40 40 50 40 170
40 □IR40×50×20 40 50 20 106
40 IR40×50×22 40 45 22 118
40 IR40×45×22.5 40 47 22.5 -
42 IR42×47×20 42 47 20 53.5
42 IR42×47×30 42 50 30 81
45 LR45×50×20.5 45 50 20.5 58.8
45 IR45×50×25 45 50 25 71.1
45 IR/LR45×50×25.5 45 50 25.5 73.7
45 IR45×50×35 45 50 35 101
45 IR45×52×22 45 52 22 89
45 ■IR45×52×23 45 52 23 93
45 IR45×52×40 45 52 40 164
45 □IR45×55×20 45 55 20 117
45 IR45×55×22 45 55 22 130
45 IR45×50×20 45 50 20 -
45 IR45×50×26 45 50 26 -
45 IR45×50×40 45 50 40 -
45.2 IR45.2×58×36 45.2 58 36 -
47 IR47×60×35 47 60 35 -
50 □IR50×55×20 50 55 20 62.6
50 LR50×55×20.5 50 55 20.5 64.1
50 IR50×55×25 50 55 25 77.8
50 IR50×55×35 50 55 35 112
50 IR50×58×22 50 58 22 115
50 ■IR50×58×23 50 58 23 119
50 IR50×58×40 50 58 40 209
50 □IR50×60×20 50 60 20 129
50 IR50×60×25 50 60 25 163
50 IR50×60×28 50 60 28 183
55 IR55×60×25 55 60 25 86
55 IR55×60×35 55 60 35 121
55 IR55×63×25 55 63 25 141
55 IR55×63×45 55 63 45 256
55 IR55×65×28 55 65 28 198
60 IR60×68×25 60 68 25 152
60 IR60×68×35 60 68 35 213
60 IR60×68×45 60 68 45 275
60 IR60×70×25 60 70 25 195
60 IR60×70×28 60 70 28 216
60 IR60×65×41 60 65 42 -
65 IR65×72×25 65 72 25 142
65 IR65×72×45 65 72 45 259
65 IR65×73×25 65 73 25 164
65 IR65×73×35 65 73 35 232
65 IR65×75×28 65 75 28 230
70 IR70×80×25 70 80 25 224
70 IR70×80×30 70 80 30 267
70 IR70×80×35 70 80 35 313
70 IR70×80×54 70 80 54 487
70 IR70×80×56 70 80 56 506
75 IR75×85×25 75 85 25 238
75 IR75×85×30 75 85 30 287
75 IR75×85×35 75 85 35 336
75 IR75×85×54 75 85 54 520
80 IR80×90×25 80 90 25 254
80 IR80×90×30 80 90 30 304
80 IR80×90×35 80 90 35 355
80 IR80×90×54 80 90 54 550
85 IR85×95×26 85 95 26 280
85 IR85×95×36 85 95 36 390
85 IR85×100×35 85 100 35 580
85 IR85×100×63 85 100 63 1050
88 IR88×100×30 88 100 30 -
90 IR90×100×26 90 100 26 294
90 IR90×100×30 90 100 30 340
90 IR90×100×36 90 100 36 406
90 IR90×105×35 90 105 35 610
90 IR90×105×63 90 105 63 1110
95 IR95×105×26 95 105 26 313
95 IR95×105×36 95 105 36 430
95 IR95×110×35 95 110 35 643
95 IR95×110×63 95 110 63 1170
100 IR100×110×30 100 110 30 370
100 IR100×110×40 100 110 40 505
100 IR100×115×40 100 115 40 775
110 IR110×120×30 110 120 30 409
110 IR110×125×40 110 125 40 840
120 IR120×130×30 120 130 30 442
120 IR120×135×45 120 135 45 1000
130 IR120×145×35 130 145 35 855
130 IR130×150×50 130 150 50 1690
140 IR140×155×35 140 155 35 917
140 IR140×160×50 140 160 50 1800
150 IR150×165×40 150 165 40 1120
160 IR160×175×40 160 175 40 1200
□ with lubrication hole
■without lubrication hole and guiding chamfer

WD Bearing Group

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Direct Line: +86-510-8279 1933
Email: sales@wd-bearing.com

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  • Axial Needle Roller and Cage Assemblies