单向推力球轴承是一种专门用于承受单向轴向负载的推力轴承，具有结构简单、可靠性高等优点，在多种机械设备中都有广泛的应用。
| 型号 | 内径 | 外径 | 厚度 | Cr | Cor | 重量 |
|---|---|---|---|---|---|---|
| 51244X2V | 220 | 300 | 93.75 | — | — | 3.15 |
| 51244M | 220 | 300 | 63 | — | — | 13.7 |
| 51244J | 220 | 300 | 63 | - | - | 12.6 |
| 51240M | 200 | 280 | 62 | — | — | 12.4 |
| 51238M | 190 | 270 | 62 | — | — | 11.9 |
| 51238J | 190 | 270 | 62 | - | - | 11.3 |
| 51236M | 180 | 250 | 56 | — | — | 8.9 |
| 51236F | 180 | 250 | 56 | — | — | 8.08 |
| 51234M | 170 | 240 | 55 | — | — | 8.3 |
| 51232M | 160 | 225 | 51 | — | — | 6.7 |
| 51230M | 150 | 215 | 50 | — | — | 5.8 |
| 51228M | 140 | 220 | 46 | — | — | 4.6 |
| 51224M | 120 | 170 | 39 | - | - | 2.76 |
| 51217/HV | 85 | 125 | 31 | - | - | 1.22 |
| 51216/HV | 80 | 115 | 28 | - | - | 0.92 |
| 51212M | 60 | 95 | 26 | - | - | 0.763 |
| 51209F2 | 45 | 73 | 20 | - | - | 0.271 |
| 51208M | 40 | 68 | 19 | - | - | 0.329 |
| 51208/HV | 40 | 68 | 19 | - | - | 0.273 |
| 51207X3 | 35 | 55 | 16 | - | - | 0 |
| 51207/HV | 35 | 62 | 18 | - | - | 0.193 |
| 51206/YA | 30 | 52 | 16 | - | - | 0.142 |
| 51206/HV | 30 | 52 | 16 | - | - | 0.142 |
| 512/630M | 630 | 850 | 175 | — | — | 243.1 |
| 512/630/SO | 630 | 850 | 175 | — | — | 243.1 |
| 512/630/S0 | 630 | 850 | 175 | - | - | 251.8 |
| 512/630 | 630 | 850 | 175 | - | - | 243.1 |
| 512/500M | 500 | 670 | 135 | — | — | 137 |
| 512/500 | 500 | 670 | 135 | - | - | 137 |
| 51192M | 460 | 560 | 80 | - | - | 43 |