Bearing NJ211 EM 55x100x21 MM Cylindrical Roller Bearing
Cylindrical Roller Bearing Specification
Bearing number : NJ211EM
Size (mm) : 55x100x21
Brand : NSK
Bore Diameter (mm) : 55
Outer Diameter (mm) : 100
Width (mm) : 21
Cylindrical Roller Bearing Description
Cylindrical roller bearings (CRBs) have a simple structure of cylindrical rollers in linear contact with the raceways. They offer high load capacity under primarily radial loads. Low friction between the rollers and ring ribs makes these bearings suited for high speed rotation.
Cylindrical Roller Bearing Product number
| Bearing Number | principal dimensions(mm) | Weight (Kg) |
| d | D | B | r1min | rsmin |
| NU2210 | 50 | 90 | 23 | 1.1 | 1.1 | 0.580 |
| NU2211 | 55 | 100 | 25 | 1.5 | 1.1 | 0.787 |
| NU2212 | 60 | 110 | 28 | 1.5 | 1.5 | 1.900 |
| NU2213 | 65 | 120 | 31 | 1.5 | 1.5 | 1.47 |
| NU2213 | 65 | 140 | 48 | 2.1 | 2.1 | 3.25 |
| NU2214 | 70 | 125 | 31 | 1.5 | 1.5 | 1.53 |
| NU2215 | 75 | 130 | 31 | 1.5 | 1.5 | 1.58 |
| NU2216 | 80 | 140 | 33 | 2.0 | 2.0 | 1.95 |
| NU2217 | 85 | 150 | 36 | 2.0 | 2.0 | 2.58 |
| NU2218 | 90 | 160 | 40 | 2.0 | 2.0 | 3.18 |
| NU2219 | 95 | 170 | 43 | 2.1 | 2.1 | 3.89 |
| NU2220 | 100 | 180 | 46 | 2.1 | 2.1 | 4.68 |
| NU2220 | 110 | 200 | 38 | 2.1 | 2.1 | 4.80 |
| NU2224 | 120 | 215 | 58 | 2.1 | 2.1 | 8.38 |
| NU2226 | 130 | 230 | 64 | 3.0 | 3.0 | 10.50 |
| NU224 | 120 | 215 | 40 | 2.1 | 2.1 | 5.75 |
| NU226 | 130 | 230 | 40 | 3.0 | 3.0 | 6.45 |
Cylindrical Roller Bearing Applications
1. Material handling machinery:mining machinery, textile machinery, lifting equipment, Agricultural machinery: tractors, harvesting machinery, etc.
2. Heavy-duty mining machinery: metallurgical machinery, mining machinery, lifting machinery, loading and unloading machinery, industrial vehicles, cement equipment, etc.
3. Construction Machinery: forklifts, earth moving machinery, compaction machinery, concrete machinery, etc.
4. The general petrochemical machinery: oil drilling machinery, oil refining machinery, chemical machinery, gas compressors, paper machinery, printing machinery, etc.
5. Machine tools: forging machinery, foundry machinery, woodworking machinery, etc.
6. Car: truck, road, bus, car, modified car, motorcycle ,etc.
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Bearing NJ211 EM 55x100x21 MM Cylindrical Roller Bearing Images
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