China One Way Bearing Needle Roller Bearing Na4903 17*30*13, Find details about China Na4903, Needle Roller Bearing from One Way Bearing Needle Roller Bearing Na4903 17*30*13
Products name | NA4903 one way needle roller bearing |
Brand name | neutral brand.imported brand or be customized to the customer's brand |
Series | NA |
ID size | 10mm-22mm-13mm |
material | Gcr15.carbon steel |
Weight | 0.025kg |
Sealing | Open, Z, ZZ, RZ,2RZ,RS, 2RS |
Quality standard | ISO9001:2000 standard |
Service | OEM & ODM service |
Delivery date | Normally ready goods and stock within 3-15 days |
Payment terms | A:100% TT B: 30% T/T in advance .70% against copy of B/L C: 30% T/T in advance .70% L/C D:Western union E:Paypal |
Application | Auto, tractor ,machine tool, electric machine, water pump, agricultural machinery and textile machinery |
Package | Industrial package or according to buyers' requirement |
Details | Needle Roller Bearings (needle bearing) is a roller with a cylindrical roller bearings, relative to its diameter, both the thin and long rollers. This is called needle roller. Despite its smaller cross-section, still has a higher load bearing capacity, therefore, especially suitable for the radial space-constrained occasions. |
Shaft Dia. | Unit No. | Dimensions (mm) | Basic Load Rating | Reference Speed | Weight | ||||
mm | Fw | D | C | rs/min | C kN | C0 kN | r/min | g | |
16 | RNA6901 | 16 | 24 | 22 | 0.3 | 16 | 21.6 | 17000 | 31 |
20 | RNA6902 | 20 | 28 | 23 | 0.3 | 17.3 | 25.5 | 14000 | 39.7 |
22 | RNA6903 | 22 | 30 | 23 | 0.3 | 18.6 | 29 | 12000 | 42.4 |
25 | RNA6904 | 25 | 37 | 30 | 0.3 | 36 | 51 | 11000 | 100 |
28 | RNA69/22 | 28 | 39 | 30 | 0.3 | 37.5 | 55 | 10000 | 98 |
30 | RNA6905 | 30 | 42 | 30 | 0.3 | 39 | 59 | 9000 | 112 |
32 | RNA69/28 | 32 | 45 | 30 | 0.3 | 40.5 | 63 | 8500 | 135 |
35 | RNA6906 | 35 | 47 | 30 | 0.3 | 43.5 | 71 | 7500 | 126 |
40 | RNA69/32 | 40 | 52 | 36 | 0.6 | 47 | 82 | 7500 | 162 |
42 | RNA6907 | 42 | 55 | 36 | 0.6 | 48 | 86 | 7000 | 193 |
48 | RNA6908 | 48 | 62 | 40 | 0.6 | 66 | 116 | 6500 | 256 |
52 | RNA6909 | 52 | 68 | 40 | 0.6 | 69 | 127 | 6000 | 338 |
58 | RNA6910 | 58 | 72 | 40 | 0.6 | 73 | 139 | 5000 | 310 |
60 | RNA6911 | 63 | 80 | 45 | 1 | 90 | 176 | 4900 | 470 |
68 | RNA6912 | 68 | 85 | 45 | 1 | 94 | 191 | 4500 | 488 |
72 | RNA6913 | 72 | 90 | 45 | 1 | 95 | 198 | 4900 | 580 |
80 | RNA6914 | 80 | 100 | 54 | 1 | 128 | 265 | 3900 | 857 |
85 | RNA6915 | 85 | 105 | 54 | 1 | 130 | 275 | 36000 | 935 |
90 | RNA6916 | 90 | 110 | 54 | 1 | 135 | 300 | 3300 | 987 |
100 | RNA6917 | 100 | 120 | 63 | 1.1 | 166 | 400 | 2900 | 1200 |
105 | RNA6918 | 105 | 125 | 63 | 1.1 | 172 | 425 | 2700 | 1330 |
110 | RNA6919 | 110 | 130 | 63 | 1.1 | 174 | 440 | 2600 | 1460 |