CYJกชneedle rollers bearing can bear greater radial load and there are ones with inner ring and without inner ring. G2 needle rollers are installed, the tolerance of the average diameter is within 2um. Rigidity holders are adopted to correctly lead the needle rollers to be parallel with the axes.

Main Structure Style:
Bearing No. Characteristics of Structure
NK NKS RNA49 RNA48 Double Edge Match of Outer Ring, Single Line, Without Inner Ring
NKI NKIS NA49 NA48 Double Edge Match of Outer Ring, Single Line, With Inner Ring
RNA69 Double Edge Match of Outer Ring, Double Lines, Without Inner Ring
NA69 Double Edge Match of Outer Ring, Double Lines, With Inner Ring.
RNA49..RS RNA49..2RS Single or Double Surface Airproofing Double Lines
NA69.. RS NA69..2RS Single or Double Surface Airproofing Double Lines.
RNAO Outer Ring without capped edge, single line or double lines, without inner ring
NAO Outer Ring without capped edge, single line or double lines, with inner ring.
RNAV Double capped edge of outer ring, single line, without inner ring
NAV Double capped edge of outer ring, single line, with inner ring

Series Explanation
NK Non- inner ring needle bearing, light series
NKS Non- inner ring needle bearing, heavyseries
RNA 49 Non- inner ring needle bearing, size series 49
RNA 69 Non- inner ring needle bearing, size series 69,Pair Row (Odd Row to RNA 6906)
RNA 48 Non- inner ring needle bearing, size series 48
NKI with Inner ring needle bearing, light series
NKIS with Inner ring needle bearing, heavy series
NA 49 inner ring needle bearing, size series 48
NA 69 Non- inner ring needle bearing, size series 48,Pair Row (Odd Row to NA 6906)
NA 48 with Inner ring needle bearing, size series48
RNA 49..RS with out Inner ring needle bearing,Directly Seal ,Size series 49
RNA 49..2RS with out Inner ring needle bearing,One-sided seal ,Size series 49
NA 49..RS with Inner ring needle bearing,Directly Seal ,Size series 49
NA 49..2RS with Inner ring needle bearing,Two-sided seal ,Size series 49


Shaft Diameter Bearing Designation Mass Approx Borndary Dimensions Basic Load Rating Limiting Speed
Fw D C Cr Dynamic Cor Static Oil
mm Series Substituted g mm N rpm
NK NKS RNA49 RNA69
5 NK5/10TN -- -- -- -- 2.9 5 10 10 2100 1400 36780
8 NK8/12TN -- -- -- -- 8.3 8 15 12 3050 3650 29112
10 NK10/12 -- -- -- 4624097K 10 10 17 12 4750 5350 23500
-- -- -- -- 5624097 16.6 10 17 15 4860 7100 23500
12 NK12/12 -- -- -- 644079 11.8 12 19 12 6050 6400 21640
-- -- -- -- 5624098 15.4 12 19 15 6400 7100 21640
NK12/16 -- -- -- -- 16.8 12 19 16 8200 9800 21640
14 NK15/16 -- -- -- 4624900K 20.8 14 22 16 8260 9600 18322
-- NKS14 -- -- -- 27 14 25 16 10400 10800 17652
-- -- RNA4900 -- 4624900 24.4 14 22 13 8060 9000 18322
-- -- -- RNA6900 6634900 29.1 14 22 22 8281 11612 18322
15 NK15/12 -- -- -- 644800K 18.5 15 23 12 8600 10070 21004
-- -- RNA152815 -- -- 31.7 15 28 15 13600 17200 10031
-- -- -- -- 7948/15 16.1 15 22 12 8200 9800 8412
-- -- -- -- 644302 18.2 15 25 12 10600 13500 17144
16 NK16/16 -- -- -- -- 20.8 16 24 16 9030 11900 15522
NK16/20 -- -- -- 624701 23.9 16 24 20 10400 16800 15522
-- -- RNA4901 -- 4624901 16.6 16 24 13 6400 8900 15522
-- -- -- RNA6901 6634901 28.7 16 24 22 14000 18600 15522
-- NKS16 -- -- -- 30 16 28 16 14900 15000 20000
17 NK17/16 -- -- -- 644903K 21.5 17 25 16 9000 13500 14163
18 NK18/20 -- -- -- -- 30.5 18 26 20 10500 13800 13628
20 NK20/16 -- -- -- 644802 25.7 20 28 16 11500 13400 12716
NK20/20 -- -- -- 624802 29.3 20 28 20 12400 21800 12716
NK202616 -- -- -- -- 20.8 20 26 16 9600 10800 9125
NK202620 -- -- -- -- 17.2 20 26 20 10500 11900 9125
-- NKS20 -- -- -- 46.8 20 32 20 20000 22000 18000
NK203312SX -- -- -- -- 29.1 20 33 12 13000 17500 11124
-- -- -- -- 6624101 24.3 20 28 25 11000 12900 12716
-- -- RNA4092 -- 4624902 20.5 20 28 13 10800 12800 12716
-- -- -- RNA6902 6634902 35.4 20 28 23 13000 25000 12716
22 NK22/16 -- -- -- NK223016 29.2 22 30 16 13500 18000 11527
-- -- -- -- NK223516 34.6 22 35 16 18600 20800 12711
-- NKS22 -- -- -- 60.2 22 35 20 21500 25000 17000
-- -- RNA4903 -- 4644903 20.7 22 30 13 12000 16800 16300
-- -- -- RNA4903 6634903 39.8 22 30 23 14000 19900 16300
-- -- -- -- 624703 53 22 35 25 24500 28000 14187
-- -- -- -- 634704L 42.5 22 30 30 17700 27000 16300
-- -- -- -- 644704 27.4 22 28 16 10500 15050 15172
-- -- -- -- NK223516 49.4 22 35 16 18600 20800 16522
23 -- -- -- -- 634704KA 37.5 23 30 30 18600 29000 15711
25 NK25/16 -- -- -- 624904 30 25 33 16 12900 20400 15000
NK25/20 -- -- -- 644804 38.4 25 33 20 16800 28500 15000
-- -- RNA4904 -- 4644904 50.8 25 37 17 11912 16594 14060
-- -- -- RNA6904 6634904 97.7 25 37 30 26000 43000 14060
-- NKS25 -- -- -- 65 25 38 20 25800 31000 16300
-- -- -- -- 62704 100.1 25 35 25 14900 22400 14060
-- -- -- -- 644804K 63 25 33 30 18800 30500 14060
26 NK26/16 -- -- -- -- 30 26 34 16 15000 23000 16300
NK26/20 -- -- -- -- 40 26 34 20 17000 30000 16300
28 -- -- RNA283833 -- -- 99.8 28 38 33 33000 57000 16300
-- -- -- -- F3833 99.8 28 38 33 33000 57000 12000
-- NKS28 -- -- -- 80 28 42 20 25900 33500 12000
30 NK30/20 -- -- -- 644805 57.9 30 40 20 20600 32000 14600
NK30/30 -- -- -- -- 95 30 40 30 31500 50000 12066
-- -- RNA4905 -- 4624905 57 30 42 17 13452 20475 14500
-- -- -- RNA6905 6634905 106.5 30 42 30 26300 31750 12066
-- -- -- -- 624905K 68 30 42 20 15400 24500 12066
32 NK32/20 -- -- -- 624705 75.4 32 42 20 17500 33500 12066
-- -- RNA49/28 -- 46449/32K 80 32 45 17 17400 30050 12000
-- NKS32 -- -- -- 100 32 47 22 31000 40000 12100
-- -- -- RNA69/28 -- 125 32 45 30 39500 61300 13100
-- -- -- -- 644906 42 32 38 11 10750 30500 12000
-- -- -- -- 644706 193 32 50 35 40500 63000 12000
35 NK35/20 -- -- -- 644806 70 35 45 20 13851 26900 12000
-- -- RNA4906 -- 4624906 62.8 35 47 17 17000 30500 12000
-- -- -- RNA6906 6634906 116 35 47 30 35000 67000 12000
-- -- -- -- 644907 161 35 51 32 43500 71000 11680
37 -- -- -- -- 624706 154 37 52 22 28500 45500 9027
40 NK40/20 -- -- -- -- 78.9 40 50 20 19600 43000 8881
NK40/30 -- -- -- -- 120 40 50 30 22200 513500 8881
-- -- -- RNA69/32 66349/32 147 40 52 36 25500 68500 8881
42 NK42/20 -- -- -- -- 83 42 52 20 23900 45000 10000
NK42/30 -- -- -- -- 125 42 52 30 27000 49000 10000
-- -- RNA4907 -- 4624907 99.3 42 55 20 19800 41500 8710
-- -- -- RNA6907 6634907 160 42 55 36 26000 60500 8710
-- -- -- -- 644708 148 42 65 22 31500 51000 8710
43 NK43/20 -- -- -- -- 84 43 53 20 25700 49000 10000
NK43/30 -- -- -- -- 126 43 53 30 39000 75000 10000

Shaft Diameter Bearing Designation Mass Approx Borndary Dimensions Basic Load Rating Limiting Speed
Fw D C Cr Dynamic Cor Static Oil
mm Series Substituted g mm N rpm
NK NKS RNA48 RNA49 RNA69
45 NK45/20 -- -- -- 644808 81.5 45 55 20 19800 46500 7650
-- -- -- -- 624708 75.3 45 55 22 20500 49600 7650
-- -- -- -- 46449/38 80 45 58 20 21600 50500 7650
48 -- -- RNA4908 -- 4644908 132 48 62 22 31036 63873 8120
-- -- -- RNA6908 6634908 238 48 62 40 64000 112000 8120
50 NK50/25 -- -- -- -- 167 50 62 25 28000 67000 8140
NK50/35 -- -- -- -- 236 50 62 35 32000 70100 8140
-- -- -- -- 624708K 328 50 65 34 40000 62000 8140
52 -- -- RNA4909 -- 4624909 163 52 68 22 37000 69500 7625
-- -- -- RNA6909 6634909 308 52 68 40 61500 123500 7625
55 NK55/25 -- -- -- -- 167 55 68 25 30600 60800 7625
-- -- -- -- 624709 210 55 68 25 36000 68000 7625
58 -- -- RNA4910 -- 4644910 161 58 72 22 41000 72000 7500
-- -- -- RNA6910 6634910 296 58 72 40 68000 135000 7500
60 NK60/25 -- -- -- -- 154 60 72 25 39000 86000 7000
63 -- -- RNA4911 -- 4644911 241 63 80 25 50600 96580 6340
-- -- -- RNA6911 6634911 430 63 80 45 82560 172000 6340
68 -- -- RNA4912 -- 4644912 257 68 85 25 52800 91050 6100
-- -- -- RNA6912 6634912 436 68 85 45 88500 186000 6100
72 -- -- RNA4913 -- 4644913 300 72 90 25 57500 110500 6100
-- -- -- RNA6913 6634913 571 72 90 45 87600 194500 6100
80 -- -- RNA4914 -- 4644914 400 80 100 30 79000 154000 5130
-- -- -- RNA6914 6634914 815 80 100 54 121000 263000 5130
85 -- -- RNA4915 -- 4644915 472 85 105 30 82000 158000 5130
-- -- -- RNA6915 6634915 923 85 105 54 128000 272000 5130
90 -- -- RNA4916 -- 4644916 496 90 110 30 81000 170500 4927
-- -- -- RNA6916 6634916 978 90 110 54 130500 280600 4927
96 -- -- -- -- SG-421 496 96 115 29 73000 137000 4600
100 -- -- RNA4917 -- 4644917 608 100 120 35 98000 207000 4600
-- -- -- RNA6917 6634917 1112 100 120 63 161000 337000 4600
105 -- -- RNA4918 -- 4644918 713 105 125 35 98500 239000 4000
-- -- -- RNA6918 6634918 1250 105 125 63 174000 380000 4000
110 -- -- RNA4919 -- 4644919 685 110 130 35 112000 245000 3870
-- -- -- RNA6919 6634919 1325 110 130 63 196000 400000 3870
115 -- -- RNA4920 -- 4624920 1006 115 140 40 120000 264000 3710
125 -- -- RNA4922 -- 6634922 1200 125 150 40 124000 270000 3350
130 -- -- RNA4824 -- 4644824 685 130 150 30 91600 234000 3000
135 -- -- RNA4924 -- 4644924 1760 135 165 45 174000 386000 2920
155 -- -- RNA4828 -- 4644824 988 155 175 35 119000 321000 2570
160     RNA4928 -- 4644928 2350 160 190 50 200000 460000 2900

กกกก
Shaft Diameter Bearing Designation Mass Approx Borndary Dimensions Basic Load Rating Limiting Speed
d F D B Cr Dynamic Cor Static Oil
mm Series Substituted g mm N rpm
NKI NKIS NA49 NA69
8 -- NKIS8 -- -- -- 46 8 14 25 16 12400 11300 21500
9 NKI9/12 -- -- -- -- 14.6 9 12 19 12 6200 7002 21700
10 NKI10/16 -- -- -- -- 27.3 10 14 22 16 9808 10500 19650
-- -- NA4900 -- 4524900 21 10 14 22 13 8006 9000 23700
-- -- -- NA6900 6534900 38.4 10 14 22 22 8281 11612 23700
12 -- -- NA4901 -- 4524901 25.1 12 16 24 13 5047 6352 20000
NKI12/20 -- -- -- -- 39 12 16 24 20 14000 18400 21000
-- -- -- NA6901 6534901 44.5 12 16 24 22 11647 17052 19100
-- NKIS12 -- -- -- 58 12 18 30 16 16000 17000 19100
15 NKI15/16 -- -- -- -- 38 15 19 27 16 8847 12853 18800
NKI15/20 -- -- -- -- 45.7 15 19 27 20 12347 19053 18800
-- -- NA4902 -- 4524902 32 15 20 28 13 6447 9053 17000
-- -- -- NA6902 6534902 61.6 15 20 28 23 13100 20900 20000
-- NKIS15 -- -- -- 90 15 22 35 20 23500 24000 17000
17 NKI17/16 -- -- -- -- 41.4 17 21 29 16 13000 18200 17000
-- -- NA4903 -- 4544903 32.8 17 22 30 13 7010 10010 16700
-- -- -- NA6903 6534903 68.2 17 22 30 23 14400 24900 16200
20 NKI20/16 -- -- -- -- 48.5 20 24 32 16 10800 17000 14000
-- -- NA4904 -- 4524904 70.2 20 25 37 17 11912 16594 16200
-- NKIS20 -- -- -- 119 20 28 42 20 26500 35500 14000
22 NKI22/16 -- -- -- -- 50 22 25 34 16 8721 15340 16200
-- -- NA49/22 -- -- 76 22 28 39 17 12996 19175 14360
-- -- -- NA69/22 -- 130 22 28 39 30 21375 35750 14360
25 NKI25/30 -- -- -- -- 115 25 29 38 30 31500 56000 14000
-- -- NA4905 -- 4524905 76 25 30 42 17 13452 20475 13832
-- -- -- NA6905 6534905 138 25 30 42 30 19300 31750 13832
-- NKIS25 -- -- -- 160 25 32 47 22 32000 55000 12500
28 -- -- NA49/28 -- 45449/28 90.7 28 32 45 17 13900 20100 13832
-- -- -- NA69/28 -- 170 28 32 45 30 22400 36850 13832
32 NKI32/20 -- -- -- -- 101 32 35 45 20 13851 26900 12382
-- -- NA49/32 -- 45449/32 150 32 40 52 20 19000 32600 11134
-- -- -- NA69/32 66349/32 272 32 40 52 36 25500 68500 11134
35 NKI35/30 -- -- -- -- 165 35 40 50 30 22200 51350 11134
-- -- NA4907 -- 4524907 151 35 42 55 20 19800 41500 11134
-- -- -- NA6907 6534907 301 35 42 55 36 26000 60500 11134
-- NKIS35 -- -- -- 210 35 43 58 22 33000 56000 9500
40 NKI40/20 -- -- -- -- 124 40 45 55 20 22000 48000 10127
NKI40/30 -- -- -- -- 184 40 45 55 30 35000 86000 10127
-- -- NA4908 -- 4544908 123 40 48 62 22 31036 63873 8567
-- -- -- NA6908 6534908 401 40 48 62 40 64000 112000 8567
42 NKI42/20 -- -- -- -- 138 42 47 57 20 26000 52500 9500
45 NKI45/25 -- -- -- -- 218 45 50 62 25 36000 70000 8567
NKI45/35 -- -- -- -- 289 45 50 62 35 41500 102000 8567
-- -- NA4909 -- 4544909 260 45 50 68 22 37000 69500 8052
-- -- -- NA6909 6534909 479 45 50 68 40 61500 123500 8052
-- NKIS45 -- -- -- 306 45 55 72 22 43000 71000 7500
50 NKI50/25 -- -- -- -- 262 50 55 68 25 32000 78000 7890
-- -- NA4910 -- 4544910 264 50 58 72 22 41000 72000 7526
-- -- -- NA6910 6534910 457 50 58 72 40 68000 135000 7526
-- NKIS50 -- -- -- 510 50 60 80 28 60000 95000 7200
55 NKI55/35 -- -- -- -- 357 55 60 72 35 48000 126800 7256
-- -- NA4911 -- 4544911 386 55 63 80 25 50600 96580 7156
-- -- -- NA6911 6534911 760 55 63 80 45 82560 172000 7156
60 NKI60/25 -- -- -- -- 388 60 68 82 25 35500 85000 7156
-- -- NA4912 -- 4544912 412 60 68 85 25 52800 11050 6022
-- -- -- NA6912 6534912 798 60 68 85 45 88500 186000 6022
-- NKIS60 -- -- -- 550 60 70 90 28 65000 110000 6300
65 -- -- NA4913 -- 4544913 435 65 72 90 25 57500 110500 6022
-- -- -- NA6913 6534913 821 65 72 90 45 87600 194500 6022
70 -- -- NA4914 -- 4544914 712 70 80 100 30 79000 154000 5111
-- -- -- NA6914 6534914 1326 70 80 100 54 12100 263000 5111
75 -- -- NA4915 -- 4544915 765 75 85 105 30 82000 158000 5111
-- -- -- NA6915 6534915 1429 75 85 105 54 12800 272000 5111
80 -- -- NA4916 -- 4544916 870 80 90 110 30 81000 170500 5111
-- -- -- NA6916 6534916 1510 80 90 110 54 130500 280600 5000
85 -- -- NA4917 -- 4544917 1250 85 100 120 35 111000 237000 4600
-- -- -- NA6917 6534917 2200 85 100 120 63 166000 400000 4600
90 -- -- NA4918 -- 4544918 1312 90 105 125 35 114000 250000 4400
-- -- -- NA6918 6534918 2310 90 105 125 63 172000 425000 4400
95 -- -- NA4919 -- 4544919 1371 95 110 130 35 116000 260000 4200
-- -- -- NA6919 6534919 2500 95 110 130 63 174000 440000 4200
100 -- -- NA4920 -- 4544920 1900 100 115 140 40 120000 274000 4000
110 -- -- NA4922 -- 4544922 2070 110 125 150 40 132000 290000 3700
-- -- -- NA4822 -- 1080 110 120 140 30 94000 216000 3900
120 -- -- NA4924 -- 4544924 2860 120 135 165 45 181000 390000 3400
-- -- -- NA4824 -- 1170 120 130 150 30 99000 239000 3600
130 -- -- NA4926 -- 4544926 3900 130 150 180 50 203000 470000 3100
-- -- -- NA4826 -- 1810 130 145 165 35 118000 310000 3200
140 -- -- NA4928 -- 4544928 4150 140 160 190 50 209000 500000 2900
-- -- -- NA4828 -- 1920 140 155 175 35 120000 325000 3000
,
Shaft Diameter Bearing Designation Mass Approx Borndary Dimensions Basic Load Rating Limiting Speed
d F Fw D CB Cr Dynamic Cor Static ึฌศ๓ปฌ Oil
mm Sealed on one side Sealed on both sides g mm N rpm
without inner lring
14 RNA4900RS RNA4900.2RS 16 -- 14 22 13 -- 4560 4660 13000
16 RNA4901RS RNA4901.2RS 18 -- 16 24 13 -- 4950 5800 12000
20 RNA4902RS RNA4902.2RS 21.5 -- 20 28 13 -- 5980 9500 10000
22 RNA4903RS RNA4903.2RS 23 -- 22 30 13 -- 6050 10100 9000
25 RNA4904RS RNA4904.2RS 56 -- 25 37 17 -- 14900 17500 7500
30 RNA4905RS RNA4905.2RS 60 -- 30 42 17 -- 16300 21500 6500
35 RNA4906RS RNA4906.2RS 69 -- 35 47 17 -- 20050 24900 5500
42 RNA4907RS RNA4907.2RS 107 -- 42 55 20 -- 22500 37000 4800
48 RNA4908RS RNA4908.2RS 154 -- 48 62 22 -- 33050 50900 4200
52 RNA4909RS RNA4909.2RS 157 -- 52 68 22 -- 34800 56800 3900
58 RNA4910RS RNA4910.2RS 160 -- 58 72 22 -- 37800 61500 3500
with inner lring
10 NA4900RS NA4900.2RS 24.5 10 14 22 13 14 4560 4660 13000
12 NA4901RS NA4901.2RS 27.5 12 16 24 13 14 4950 5800 12000
15 NA4902RS NA4902.2RS 37 15 20 28 13 14 5980 9500 10000
17 NA4903RS NA4903.2RS 40 17 22 30 13 14 6050 10100 9000
20 NA4904RS NA4904.2RS 80 20 25 37 17 18 14900 17500 7500
25 NA4905RS NA4905.2RS 89.5 25 30 42 17 18 16300 21500 6500
30 NA4906RS NA4906.2RS 104 30 35 47 17 18 20050 24900 5500
35 NA4907RS NA4907.2RS 175 35 42 55 20 21 22500 37000 4800
40 NA4908RS NA4908.2RS 252 40 48 62 22 23 33050 50900 4200
45 NA4909RS NA4909.2RS 290 45 52 68 22 23 34800 56800 3900
50 NA4910RS NA4910.2RS 295 50 58 72 22 23 37800 61500 3500
Shaft Diameter Bearing Designation Mass Approx Borndary Dimensions Basic Load Rating Limiting Speed
Fw D C E Cr Dynamic Cor Static Oil
mm g mm N rpm
5 RNAO 5กม10กม8 TN 2.8 5 10 8 8 2050 1720 27800
6 RNAO 6กม13กม8 TN 5 6 13 8 9 2300 1880 30000
7 RNAO 7กม14กม8 TN 5 7 14 8 10 2250 1950 31000
8 RNAO 8กม15กม10 TN 7.8 8 15 10 11 3050 3920 28000
10 RNAO 10กม17กม10 TN 9.1 10 17 10 13 3960 4500 20000
12 RNAO 12กม19กม13.5 TN 14 12 19 13.5 15 5400 7500 22000
RNAO 12กม22กม12 TN 17.9 12 22 12 18 8950 8000 23000
15 RNAO 15กม23กม13 18.5 15 23 13 19 6500 8900 21100
16 RNAO 16กม24กม13 19.8 16 24 13 20 6200 8400 21100
*RNAO 16กม24กม20 29.7 16 24 20 20 10200 14800 21100
RNAO 16กม28กม12 29.7 16 28 12 22 9500 10500 18000
17 RNAO 17กม25กม13 21 17 25 13 21 9400 11600 18000
18 RNAO 18กม30กม24 65 18 30 24 24 12100 16500 17600
20 RNAO 20กม28กม13 24.5 20 28 13 24 7800 9600 16000
*RNAO 20กม28กม26 48.1 20 28 26 24 10080 20500 16000
RNAO 20กม32กม12 36.6 20 32 12 26 10100 14100 16000
22 RNAO 22กม30กม13 25.2 22 30 13 26 9200 12000 14000
RNAO 22กม35กม16 58 22 35 16 29 10000 15500 16000
25 RNAO 25กม35กม17 49 25 35 17 29 10900 22000 15020
*RNAO 25กม35กม26 67.8 25 35 26 29 12400 25000 15020
RNAO 25กม37กม16 59.2 25 37 16 32 15000 20900 12000
*RNAO 25กม37กม32 108 25 37 32 32 25000 38900 12000
26 RNAO 26กม39กม13 59 26 39 13 30 87600 10200 15020
30 RNAO 30กม40กม17 59 30 40 17 35 12600 24000 10050
*RNAO 30กม40กม26 92 30 40 26 35 16000 32000 10050
RNAO 30กม42กม16 49.9 30 42 16 37 13000 23200 10050
*RNAO 30กม42กม32 126 30 42 32 37 29500 47000 10050
35 RNAO 35กม45กม13 50 35 45 13 40 10200 22000 10000
RNAO 35กม45กม17 60 35 45 17 40 17800 24500 10000
*RNAO 35กม45กม26 88 35 45 26 40 20500 40000 10000
RNAO 35กม47กม16 75 35 47 16 42 20400 31500 10000
RNAO 35กม47กม18 86 35 47 18 42 22500 35000 10000
*RNAO 35กม47กม32 149 35 47 32 42 32000 55000 10000
37 RNAO 37กม52กม18 115 37 52 18 44 18900 35500 8800
40 RNAO 40กม50กม17 72 40 50 17 45 15400 29880 8800
*RNAO 40กม50กม34 151 40 50 34 45 25186 57200 11000
RNAO 40กม55กม20 144 40 55 20 47 26300 46100 10000
*RNAO 40กม55กม40 268 40 55 40 48 54700 87000 10000
42 RNAO 42กม57กม20 132 42 57 20 50 26720 43700 10000
45 RNAO 45กม55กม17 82.5 45 55 17 50 18000 36000 9000
*RNAO 45กม62กม40 368 45 62 40 53 42200 85050 9000
50 RNAO 50กม62กม20 140 50 62 20 55 20690 46860 7500
RNAO 50กม65กม20 162 50 65 20 58 23200 40540 7000
*RNAO 50กม65กม40 321 50 65 40 58 39040 80600 7000
55 RNAO 55กม68กม20 157 55 68 20 60 22480 52074 6500
60 RNAO 60กม78กม20 253 60 78 20 68 28500 65300 5550
RNAO 60กม78กม40 368 60 78 40 68 45000 99000 5550
65 RNAO 65กม85กม30 394 65 85 30 73 37000 90900 4900
70 RNAO 70กม90กม30 488 70 90 30 78 40010 105000 5100
80 RNAO 80กม100กม30 527 80 100 30 88 52000 139000 4890
85 RNAO 85กม105กม25 449 85 105 25 93 48600 106000 4900
90 RNAO 90กม105กม26 323 90 105 26 98 42519 129000 4900
RNAO 90กม110กม30, , 600 90 110 30 98 58100 152000 4900
100 RNAO 100กม120กม30 671 100 120 30 108 50000 158000 3100
TN=Plastic cage,permissible operating temperature;120กใC(Continyous operation).
*Double row,with lubrccation groove and hole.
Shaft Diameter Bearing Designation Mass Approx Borndary Dimensions Basic Load Rating Limiting Speed
d D B F E Cr Dynamic Cor Static Oil
mm g mm N rpm
6 NAO 6กม17กม10 TN 13 6 17 10 10 13 3950 5000 17080
9 NAO 9กม22กม12 TN 22 9 22 12 12 18 8800 7900 12090
12 NAO 12กม24กม13 29 12 24 13 16 20 8000 16000 15020
NAO 12กม24กม20 43 12 24 20 16 20 10300 16800 20000
NAO 12กม28กม12 38.6 12 28 12 16 22 9850 10500 19000
15 NAO 15กม28กม13 27.8 15 28 13 20 24 7800 10300 20600
NAO 15กม32กม12 48.1 15 32 12 20 26 10400 14020 20000
17 NAO 17กม30กม13 39 17 30 13 22 26 9860 15000 20000
NAO 17กม35กม16 70 17 35 16 22 29 16800 20050 10090
20 NAO 20กม35กม17 72 20 35 17 25 29 12600 20200 16000
NAO 20กม37กม16 81 20 37 16 25 32 10000 18000 12700
25 NAO 25กม40กม17 78.9 25 40 17 30 35 10600 24000 10500
NAO 25กม42กม16 83 25 42 16 30 37 13100 23500 10500
*NAO 25กม42กม32 189 25 42 32 30 37 26500 47000 10500
30 NAO 30กม45กม13 73 30 45 13 35 40 11200 25000 11207
NAO 30กม45กม17 100 30 45 17 35 40 12800 28500 11207
*NAO 30กม45กม26 150 30 45 26 35 40 17500 32900 11207
NAO 30กม47กม16 99.8 30 47 16 35 42 14400 17500 11207
NAO 30กม47กม18 109 30 47 18 35 42 20000 33000 11207
NAO 35กม52กม18 172 30 52 18 37 44 18000 25500 10900
35 NAO 35กม50กม17 103 35 50 17 40 45 20800 40506 10900
NAO 35กม55กม20 175 35 55 20 40 47 28500 41000 10000
NAO 35กม57กม20.5 206 35 57 20.5 42 50 26000 49000 10000
40 NAO 40กม55กม17 118 40 55 17 45 50 12500 36000 9000
NAO 40กม65กม20 269 40 65 20 50 58 35000 61200 8000
50 NAO 50กม68กม20 219 50 68 20 55 60 24500 62000 7500
NAO 50กม78กม20 400 50 78 20 60 68 33500 65000 6500
70 NAO 70กม100กม30 829 70 100 30 80 88 52600 129000 4000
75 NAO 75กม105กม25 676 75 105 25 85 93 42000 106000 3900
80 *NAO 80กม110กม30 892 80 110 30 90 98 49020 112000 4200
90 NAO 90กม120กม30 1004 90 120 30 100 108 51000 128000 3900
Shaft Diameter Bearing Designation Mass Approx Borndary Dimensions Basic Load Rating Limiting Speed
d Fw F D B C D1 Sืข1 Cr Dynamic Cor Static Oil
mm g mm N rpm
without inner lring
15 RPNA 15/28 32 -- 15 28 12 24.5 -- 4660 5700 24000
18 RPNA 18/32 52 -- 18 32 16 27 -- 9800 14000 22000
20 RPNA 20/35 62 -- 20 35 16 30.5 -- 10500 15500 21000
25 RPNA 25/42 109 -- 25 42 20 36.5 -- 14900 27800 18000
28 RPNA 28/44 112 -- 28 44 20 38.5 -- 20500 31900 16000
30 RPNA 30/47 125 -- 30 47 20 42 -- 20980 33500 15000
35 RPNA 35/52 131 -- 35 52 20 47.5 -- 21500 39600 13000
40 RPNA 40/55 141 -- 40 55 20 50.5 -- 24000 44700 11000
45 RPNA 45/62 176 -- 45 62 20 58 -- 24800 50900 10000
with inner lring
12 PNA 12/28 37 12 15 28 12 24.5 0.5 4660 5700 24000
15 PNA 15/32 62 15 18 32 16 27 0.5 9800 14000 22000
17 PNA 17/35 73 17 20 35 16 30.5 0.5 10500 15500 21000
20 PNA 20/42 136 20 25 42 20 36.5 0.5 14900 27800 18000
22 PNA 22/44 145 22 28 44 20 38.5 0.5 20500 31900 16000
25 PNA 25/47 157 25 30 47 20 42 0.5 20980 33500 15000
30 PNA 30/52 181 30 35 52 20 47.5 0.5 21500 39600 13000
35 PNA 35/55 177 35 40 55 20 50.5 0.5 24000 44700 11000
40 PNA 40/62 227 40 45 62 20 58 0.5 24800 50900 10000
Shaft Diameter Bearing Designation Mass Approx Borndary Dimensions Basic Load Rating Limiting Speed
Fw D C Cr Dynamic Cor Static Oil
mm ฯึะะตฤ Current Substituted g mm N rpm
without inner lring
21.87 RNAV 4002 4084102 45 21.87 32 17 10800 29800 4500
24.3 RNAV 4003 4084103 62 24.3 35 18 17900 37900 4300<, /TD>
28.7 RNAV 4004 4084104 114 28.7 42 22 28150 60900 3900
33.5 RNAV 4005 4084105 129 33.5 47 22 33800 70800 3700
40.1 RNAV 4006 4084106 193 40.1 55 25 49900 96500 3500
45.9 RNAV 4007 4084107 259 45.9 62 27 47600 122800 3100
51.6 RNAV 4008 4084108 304 51.6 68 28 49900 137900 2700
57.4 RNAV 4009 4084109 390 57.4 75 30 52500 153500 2600
62.1 RNAV 4010 4084110 426 62.1 80 30 55700 166000 2500
69.8 RNAV 4011 4084111 645 69.8 90 35 68500 225800 2300
74.6 RNAV 4012 4084112 677 74.6 95 35 75400 239000 2100
80.3 RNAV 4013 4084113 692 80.3 100 35 79500 256900 1900
88 RNAV 4014 4084114 950 88 110 40 98800 354900 1700
92.7 RNAV 4015 4084115 1000 92.7 115 45 101800 372900 1600
100.3 RNAV 4016 4084116 1400 100.3 125 45 102900 373500 1500
104.8 RNAV 4017 4084117 1540 104.8 130 45 103800 374800 1400
with inner lring
15 RNAV 4002 4074102 76 15 32 17 10800 29800 4500
17 RNAV 4003 4074103 94 17 35 18 1700 37900 4300
20 RNAV 4004 4074104 170 20 42 22 28150 60900 3900
25 RNAV 4005 4074105 195 25 47 22 33800 70800 3700
30 RNAV 4006 4074106 299 30 55 25 49900 96500 3500
35 RNAV 4007 4074107 402 35 62 27 47600 122800 3100
40 RNAV 4008 4074108 482 40 68 28 49900 137900 2700
45 RNAV 4009 4074109 617 45 75 30 52500 153500 2600
50 RNAV 4010 4074110 669 50 80 30 55700 166000 2500
55 RNAV 4011 4074111 1030 55 90 35 68500 225800 2300
60 RNAV 4012 4074112 1087 60 95 35 75400 239000 2100
65 RNAV 4013 4074113 1156 65 100 35 79500 256900 1900
70 RNAV 4014 4074114 1666 70 110 40 98800 354900 1700
75 RNAV 4015 4074115 1762 75 115 45 101800 372900 1600
80 RNAV 4016 4074116 2450 80 125 45 102900 373500 1500
85 RNAV 4017 4074117 2500 85 130 45 103800 374800 1400
17 -- 74703 126 17 35 24.5 8700 10800 4200
15 -- 74802 100 15 36 24.5 8900 11200 4400

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