双面密封双列调心球轴承外圈为球面滚道,拥有自动调心能力,可补偿安装偏差与轴变形。两侧配置密封圈,有效阻挡粉尘、水汽侵入,出厂预装润滑脂,常规工况无需频繁保养。主要承受径向载荷,可承受少量双向轴向载荷。结构紧凑,维护简便,多用于纺织机械、输送设备、风机、农业机械等多粉尘、不便持续加注润滑油的工况。
| 轴承型号 | 基础尺寸(mm) | 基本载荷 (KN) |
转速 (rpm) |
轴承重量 | ||||
|---|---|---|---|---|---|---|---|---|
| 圆柱孔 | 圆锥孔 | d 内径 |
D 外径 |
B 厚度 |
动负荷 Cr |
静负荷 Cor |
脂润滑 | |
| 2214A-2RS1TN | - | 70 | 125 | 31 | 34.5 | 13.7 | 3400 | 1.5 |
| 2214A-2RS1 | - | 70 | 125 | 31 | 34.5 | 13.7 | 3400 | 1.5 |
| 2213A-2RS1TN | - | 65 | 120 | 31 | 35.1 | 14 | 3600 | 1.4 |
| 2213A-2RS1 | - | 65 | 120 | 31 | 35.1 | 14 | 3600 | 1.4 |
| 2212A-2RS1TN | - | 60 | 110 | 28 | 31.2 | 12.2 | 3800 | 1.05 |
| 2212A-2RS1 | - | 60 | 110 | 28 | 31.2 | 12.2 | 3800 | 1.05 |
| 2211A-2RS1TN | 2211AK-2RS1TN | 55 | 100 | 25 | 27.6 | 10.6 | 4300 | 0.79 |
| 2211A-2RS1 | 2211AK-2RS1 | 55 | 100 | 25 | 27.6 | 10.6 | 4300 | 0.79 |
| 2310A-2RS1TN | - | 50 | 110 | 40 | 43.6 | 14 | 4000 | 1.65 |
| 2310A-2RS1 | - | 50 | 110 | 40 | 43.6 | 14 | 4000 | 1.65 |
| 2210A-2RS1TN | 2210AK-2RS1TN | 50 | 90 | 23 | 22.9 | 8.15 | 4800 | 0.57 |
| 2210A-2RS1 | 2210AK-2RS1 | 50 | 90 | 23 | 22.9 | 8.15 | 4800 | 0.57 |
| 2309A-2RS1TN | - | 45 | 100 | 36 | 39 | 13.4 | 4500 | 1.3 |
| 2309A-2RS1 | - | 45 | 100 | 36 | 39 | 13.4 | 4500 | 1.3 |
| 2209A-2RS1TN | 2209AK-2RS1TN | 45 | 85 | 23 | 22.9 | 7.8 | 5300 | 0.53 |
| 2209A-2RS1 | 2209AK-2RS1 | 45 | 85 | 23 | 22.9 | 7.8 | 5300 | 0.53 |
| 2308A-2RS1TN | - | 40 | 90 | 33 | 33.8 | 11.2 | 5000 | 0.96 |
| 2308A-2RS1 | - | 40 | 90 | 33 | 33.8 | 11.2 | 5000 | 0.96 |
| 2208A-2RS1TN | 2208AK-2RS1TN | 40 | 80 | 23 | 19.9 | 6.95 | 5600 | 0.5 |
| 2208A-2RS1 | 2208AK-2RS1 | 40 | 80 | 23 | 19.9 | 6.95 | 5600 | 0.5 |