| d | 280 mm | 内径 |
|---|---|---|
| D | 420 mm | 外径 |
| B | 190 mm | 宽度 |
| C | 189 mm | Outer ring width (sealed bearing) |
| d1 | ≈ 333 mm | 内圈肩径 |
| D3 | 413 mm | Snap ring groove diameter at outer ring |
| C1 | 163.2 mm | Distance between two snap ring grooves of the outer ring outside surface |
+ 0.2 mm | Tolerance for distance C1 | |
| C2 | 12.9 mm | Distance outer ring side face - snap ring groove (sealed bearing) |
| b | 7.3 mm | 宽度 snap ring groove outer ring |
| b1 | 9.5 mm | 外圈环形润滑槽宽度 |
| K | 6 mm | 直径润滑孔（外圈） |
| r | min. 2 mm | 倒角尺寸 (sealed bearing) |
| r3,4 | min. 1.1 mm | 倒角尺寸 |
| da | min. 288 mm | 轴的支承直径 |
|---|---|---|
| das | 324 mm | 轴的支承直径 |
| Ca1 | 154 mm | Abutment width applying for SW snap rings (sealed brg.) |
– 0.2 mm | Tolerance for abutment Ca (SW snap rings) | |
| Ca2 | 149 mm | Abutment width applying for DIN 471 snap rings (sealed brg.) |
– 0.2 mm | Tolerance for abutment Ca (DIN 471 snap rings) | |
| ra | max. 2 mm | 圆角半径 |
| 基本额定动载荷 | C | 2 550 kN |
|---|---|---|
| 基本额定静载荷 | C0 | 5 000 kN |
| 疲劳载荷极限 | Pu | 490 kN |
| 极限速度 | 280 r/min | |
| 最小载荷系数 | kr | 0.4 |
| Snap ring Seeger | SW 420 |
| Snap ring in accordance with DIN 471 | 420x7 |
一般轴承规格
轴承接口
