雙列角接觸球軸承
雙列角接觸球軸承在設(shè)計(jì)和運(yùn)行方面對(duì)應(yīng)于背對(duì)背配置的一對(duì)單列角接觸球軸承，同時(shí)要求的軸向空間更小。 它們可在高速下運(yùn)行，比深溝球軸承更適合對(duì)作用在雙向較大軸向力提供支撐。
雙列角接觸球軸承在設(shè)計(jì)和運(yùn)行方面對(duì)應(yīng)于背對(duì)背配置的一對(duì)單列角接觸球軸承，同時(shí)要求的軸向空間更小。 它們可在高速下運(yùn)行，比深溝球軸承更適合對(duì)作用在雙向較大軸向力提供支撐。
| 型號(hào) | 主要尺寸及數(shù)據(jù) | 其他數(shù)據(jù) | |||||||
| d | D | B | r1.2 min | m | Cr | Cor | nB | nG | |
| ${modelt1.unit} | mm | kg | kN | r/min | |||||
| 3200ATN9 | 10 | 30 | 14 | 0.6 | 0.051 | 7.65 | 4.32 | 26130 | 24120 |
| 3220A | 100 | 180 | 60.3 | 2.1 | 6.1 | 178.89 | 166.83 | 3819 | 3216 |
| 3320A | 100 | 215 | 82.6 | 3 | 13.5 | 256.28 | 256.28 | 3417 | 2814 |
| 3222A | 110 | 200 | 69.8 | 2.1 | 8.8 | 213.06 | 213.06 | 3417 | 2814 |
| 3322A | 110 | 240 | 92.1 | 3 | 19 | 292.46 | 306.53 | 3015 | 2613 |
| 3201ATN9 | 12 | 32 | 15.9 | 0.6 | 0.058 | 10.15 | 5.63 | 24120 | 22110 |
| 3202ATN9 | 15 | 35 | 15.9 | 0.6 | 0.066 | 11.26 | 6.83 | 22110 | 18090 |
| 3302ATN9 | 15 | 42 | 19 | 1 | 0.13 | 15.18 | 9.35 | 18090 | 16080 |
| 3203ATN9 | 17 | 40 | 17.5 | 0.6 | 0.096 | 14.37 | 8.84 | 19095 | 16080 |
| 3303ATN9 | 17 | 47 | 22.2 | 1 | 0.18 | 21.71 | 12.76 | 17085 | 14070 |
| 3204A | 20 | 47 | 20.6 | 1 | 0.16 | 20.5 | 12.96 | 16080 | 14070 |
| 3304A | 20 | 52 | 22.2 | 1.1 | 0.22 | 23.72 | 14.67 | 15075 | 13065 |
| 3205A | 25 | 52 | 20.6 | 1 | 0.18 | 21.71 | 14.37 | 14070 | 12060 |
| 3305A | 25 | 62 | 25.4 | 1.1 | 0.35 | 32 | 20.4 | 12060 | 11055 |
| 3206A | 30 | 62 | 23.8 | 1 | 0.29 | 30.15 | 20.5 | 11055 | 10050 |
| 3306A | 30 | 72 | 30.2 | 1.1 | 0.52 | 42.71 | 30.15 | 10050 | 9045 |
| 3207A | 35 | 72 | 27 | 1.1 | 0.44 | 40.2 | 28.14 | 10050 | 9045 |
| 3307A | 35 | 80 | 34.9 | 1.5 | 0.74 | 52.26 | 35.68 | 9547.5 | 8542.5 |
| 3307DJ1 | 35 | 80 | 34.9 | 1.5 | 0.79 | 52.96 | 41.71 | 9045 | 8040 |
| 3208A | 40 | 80 | 30.2 | 1.1 | 0.57 | 48.24 | 36.68 | 9045 | 8040 |
| 3308DNRCBM | 40 | 90 | 36.5 | 1.5 | 1.2 | 49.65 | 41.71 | 8040 | 7035 |
| 3308A | 40 | 90 | 36.5 | 1.5 | 0.93 | 64.32 | 44.22 | 8040 | 7537.5 |
| 3308DMA | 40 | 90 | 36.5 | 1.5 | 1.05 | 69.24 | 57.29 | 8040 | 7035 |
| 3308DTN9 | 40 | 90 | 36.5 | 1.5 | 1.05 | 69.24 | 57.29 | 8040 | 7035 |
| 3209A | 45 | 85 | 30.2 | 1.1 | 0.63 | 51.26 | 39.2 | 8542.5 | 7537.5 |
| 3309DNRCBM | 45 | 100 | 39.7 | 1.5 | 1.5 | 62.11 | 52.26 | 7537.5 | 6331.5 |
| 3309A | 45 | 100 | 39.7 | 1.5 | 1.25 | 75.38 | 53.27 | 7537.5 | 6733.5 |
| 3309DMA | 45 | 100 | 39.7 | 1.5 | 1.65 | 79.7 | 69.85 | 7537.5 | 6331.5 |
| 3210A | 50 | 90 | 30.2 | 1.1 | 0.65 | 51.26 | 42.71 | 8040 | 7035 |
| 3310DNRCBM | 50 | 110 | 44.4 | 2 | 1.95 | 82.31 | 69.85 | 6733.5 | 5628 |
| 3310A | 50 | 110 | 44.4 | 2 | 1.7 | 90.45 | 64.32 | 6733.5 | 6030 |
| 3310DMA | 50 | 110 | 44.4 | 2 | 2.2 | 94.07 | 85.43 | 6733.5 | 5628 |
| 3211A | 55 | 100 | 33.3 | 1.5 | 0.91 | 60.3 | 47.74 | 6331.5 | 6331.5 |
| 3311DNRCBM | 55 | 120 | 49.2 | 2 | 2.55 | 96.08 | 83.42 | 5025 | 5326.5 |
| 3311DMA | 55 | 120 | 49.2 | 2 | 2.8 | 111.56 | 100.5 | 4824 | 5025 |
| 3311A | 55 | 120 | 49.2 | 2 | 2.65 | 112.56 | 81.91 | 5326.5 | 5326.5 |
| 3212A | 60 | 110 | 36.5 | 1.5 | 1.2 | 73.87 | 58.79 | 6331.5 | 5628 |
| 3312A | 60 | 130 | 54 | 2.1 | 2.8 | 127.64 | 95.48 | 5628 | 5025 |
| 3213A | 65 | 120 | 38.1 | 1.5 | 1.75 | 81 | 73.87 | 5628 | 4824 |
| 3313DNRCBM | 65 | 140 | 58.7 | 2.1 | 4 | 138.69 | 122.61 | 5326.5 | 4522.5 |
| 3313A | 65 | 140 | 58.7 | 2.1 | 4.1 | 146.73 | 110.55 | 5326.5 | 4522.5 |
| 3214A | 70 | 125 | 39.7 | 1.5 | 1.9 | 88.84 | 80.4 | 5628 | 4522.5 |
| 3314A | 70 | 150 | 63.5 | 2.1 | 5.05 | 163.82 | 125.63 | 5025 | 4321.5 |
| 3215A | 75 | 130 | 41.3 | 1.5 | 2.1 | 96.08 | 88.44 | 5326.5 | 4522.5 |
| 3315A | 75 | 160 | 68.3 | 2.1 | 5.55 | 176.88 | 140.7 | 4522.5 | 4020 |
| 3216A | 80 | 140 | 44.4 | 2 | 2.65 | 106.53 | 95.48 | 5025 | 4321.5 |
| 3316A | 80 | 170 | 68.3 | 2.1 | 6.8 | 193.97 | 156.78 | 4321.5 | 3819 |
| 3217A | 85 | 150 | 49.2 | 2 | 3.4 | 124.62 | 110.55 | 4522.5 | 3819 |
| 3317A | 85 | 180 | 73 | 3 | 8.3 | 209.04 | 176.88 | 4020 | 3618 |
| 3218A | 90 | 160 | 52.4 | 2 | 4.15 | 130.65 | 120.6 | 4321.5 | 3618 |
