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Place of Origin : China
Brand Name : WD
Certification : ISO9001, ISO14001
Packaging Details : industrial packing or individual packing
Delivery Time : 45-75 days
Payment Terms : T/T or L/c
Supply Ability : 30 million USD/year
Sealed Heavy Duty Needle Roller Bearing With Inner or Without Inner Ring
The outer rings of this needle bearings and bearings case are interference fitted without axial fixed settings. The effcient capacity can be maintained even if in the condition of high speed and huge loading capacity .
Shaft Diameter | Bearing Designation | Mass Approx | Boundary Dimensions | Basic Load Rating | LimitingSpeed | |||||
Current | Original Code | d | Fw | D | C | Cr Dynamic | Cor Static | Oil | ||
mm | g | mm | N | rpm | ||||||
8 | NKI8 | - | 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 | 20000 | |
NKIS12 | - | 58 | 12 | 18 | 30 | 16 | 16000 | 17000 | 20000 | |
15 | NKI15/16 | - | 38 | 15 | 19 | 27 | 16 | 8847 | 12853 | 19100 |
NKI15/20 | - | 45.7 | 15 | 19 | 27 | 20 | 12347 | 19053 | 19100 | |
NA4902 | 4524902 | 32 | 15 | 20 | 28 | 13 | 6447 | 9053 | 18800 | |
NA6902 | 6534902 | 61.6 | 15 | 20 | 28 | 23 | 13100 | 20900 | 18800 | |
NKIS15 | - | 90 | 15 | 22 | 35 | 20 | 23500 | 24000 | 17000 | |
17 | NKI17/16 | - | 41.4 | 17 | 21 | 29 | 16 | 13000 | 18200 | 20000 |
NA4903 | 4544903 | 32.8 | 17 | 22 | 30 | 13 | 7010 | 10010 | 17000 | |
NA6903 | 6534903 | 68.2 | 17 | 22 | 30 | 23 | 14400 | 24900 | 17000 | |
20 | NKI20/16 | - | 48.5 | 20 | 24 | 32 | 16 | 10800 | 17000 | 16700 |
NA4904 | 4524904 | 70.2 | 20 | 25 | 37 | 17 | 11912 | 16594 | 16200 | |
NKIS20 | - | 119 | 20 | 28 | 42 | 20 | 16500 | 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 | |
- | F-208277 | - | 25 | 32 | 47 | 22 | - | - | - | |
NKI25/20 | - | - | 25 | 29 | 38 | 20 | - | - | - | |
28 | NA49/28 | 45449/28 | 90.7 | 28 | 32 | 45 | 17 | 13900 | 20100 | 13832 |
NA69/28 | - | 170 | 28 | 32 | 45 | 30 | 22400 | 36850 | 13832 | |
NKI28/20 | - | - | 28 | 32 | 42 | 20 | - | - | - | |
30 | NKI30/20 | - | - | 30 | 35 | 45 | 20 | - | - | - |
NKI30/30 | - | - | 30 | 35 | 45 | 30 | - | - | - | |
32 | NKI32/20 | - | - | 32 | 37 | 47 | 20 | - | - | - |
- | TAFI324720 | - | 32 | 37 | 47 | 20 | - | - | - | |
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 | 96500 | 8052 | |
NA6909 | 6534909 | 479 | 45 | 50 | 68 | 40 | 61500 | 123500 | 8052 | |
NKIS45 | - | 306 | 45 | 55 | 72 | 22 | 43000 | 71000 | 7500 | |
50 | NKI50/25 | TAFI506825 | 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 | |
NKI50/35 | TAFI506835 | - | 50 | 55 | 68 | 35 | - | - | - | |
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 | 110500 | 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 | |
NKI65/25 | - | - | 65 | 73 | 90 | 25 | - | - | - | |
70 | NA4914 | 4544914 | 712 | 70 | 80 | 100 | 30 | 79000 | 154000 | 5111 |
NA6914 | 6534914 | 1326 | 70 | 80 | 100 | 54 | 121000 | 263000 | 5111 | |
NKI70/35 | - | - | 70 | 80 | 95 | 35 | - | - | - | |
75 | NA4915 | 4544915 | 765 | 75 | 85 | 105 | 30 | 82000 | 158000 | 5111 |
NA6915 | 6534915 | 1429 | 75 | 85 | 105 | 54 | 128000 | 272000 | 5111 | |
80 | NA4916 | 4544916 | 870 | 80 | 90 | 110 | 30 | 81000 | 170500 | 5111 |
NA6916 | 6534916 | 1510 | 80 | 90 | 110 | 54 | 130500 | 280600 | 5000 | |
NKI80/35 | - | - | 80 | 90 | 110 | 35 | - | - | - | |
85 | NA4917 | 4544917 | 1250 | 85 | 100 | 120 | 35 | 111000 | 237000 | 4600 |
NA6917 | 6534917 | 2200 | 85 | 100 | 120 | 63 | 166000 | 40000 | 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 | |
NKI95/36 | - | - | 95 | 105 | 125 | 36 | - | - | - | |
100 | NA4920 | 4544920 | 1900 | 100 | 115 | 140 | 40 | 120000 | 274000 | 4000 |
NKI100/30 | - | - | 100 | 110 | 130 | 30 | - | - | - | |
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 | 890000 | 3400 |
NA4824 | - | 1170 | 120 | 130 | 150 | 30 | 99000 | 239000 | 3600 | |
130 | NA4926 | 4544926 | 3900 | 130 | 150 | 180 | 50 | 223000 | 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 | |
TN=plastic cage (working temperature:120oC continually:180oC shorty)
Limiting speed for grease:60% of the one for oil |
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Sealed Heavy Duty Needle Roller Bearing With Inner or Without Inner Ring Images |