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N3 Series Cylindrical Roller Bearings
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| Single Row Series (N3 Series) | ||||||||||
| Boundary dimensions (mm) | Basic load ratings (kN) | Limiting speeds (rpm) | Mass (Kg) | Bearing Number | ||||||
| d | D | B | rs min | r1s min | Cr | Cor | Grease | Oil | Approx | |
| 40 | 90 | 23 | 1.5 | 1.5 | 58.5 | 57.0 | 8,000 | 9,400 | 0.643 | N308 |
| 45 | 100 | 25 | 1.5 | 1.5 | 74.0 | 71.0 | 7,200 | 8,400 | 0.857 | N309 |
| 50 | 110 | 27 | 2 | 2 | 87.0 | 86.0 | 6,500 | 7,700 | 1.11 | N310 |
| 55 | 120 | 29 | 2 | 2 | 111 | 111 | 5,900 | 7,000 | 1.42 | N311 |
| 60 | 130 | 31 | 2.1 | 2.1 | 124 | 126 | 5,500 | 6,500 | 1.76 | N312 |
| 65 | 140 | 33 | 2.1 | 2.1 | 135 | 139 | 5,100 | 6,000 | 2.18 | N313 |
| 70 | 150 | 35 | 2.1 | 2.1 | 158 | 168 | 4,700 | 5,500 | 2.65 | N314 |
| 75 | 160 | 37 | 2.1 | 2.1 | 190 | 205 | 4,400 | 5,200 | 3.21 | N315 |
| 80 | 170 | 39 | 2.1 | 2.1 | 190 | 207 | 4,100 | 4,800 | 3.77 | N316 |
| 85 | 180 | 41 | 3 | 3 | 212 | 228 | 3,900 | 4,600 | 4.44 | N317 |
| 90 | 190 | 43 | 3 | 3 | 240 | 265 | 3,700 | 4,300 | 5.18 | N318 |
| 95 | 200 | 45 | 3 | 3 | 259 | 285 | 3,400 | 4,000 | 5.99 | N319 |
| 100 | 215 | 47 | 3 | 3 | 299 | 335 | 3,300 | 3,800 | 7.32 | N320 |
| 105 | 225 | 49 | 3 | 3 | 320 | 360 | 3,100 | 3,700 | 8.33 | N321 |
| 110 | 240 | 50 | 3 | 3 | 360 | 400 | 3,000 | 3,500 | 9.77 | N322 |
| 120 | 260 | 55 | 3 | 3 | 450 | 510 | 2,700 | 3,200 | 12.5 | N324 |
| 130 | 280 | 58 | 4 | 4 | 560 | 665 | 2,500 | 2,900 | 17 | N326 |
| 140 | 300 | 62 | 4 | 4 | 615 | 745 | 2,300 | 2,700 | 20.7 | N328 |
| 150 | 320 | 65 | 4 | 4 | 665 | 805 | 2,100 | 2,500 | 24.7 | N330 |
