此类轴承属于单列球轴承，孔径大小从0.04英寸到 0.375英寸不等，这些轴承的结构使它们能够在低工作扭矩下承受适度的径向和推力载荷。
| 型号 | 内径 | 外径 | 厚度 | Cr | Cor | 重量 |
|---|---|---|---|---|---|---|
| R16-2RS | 25.4 | 50.8 | 12.7 | - | - | 0.097 |
| R16-2RSV | 25.4 | 50.8 | 9.525 | - | - | 0.085 |
| R16-2Z | 25.4 | 50.8 | 12.7 | - | - | 0.097 |
| R16-RS | 25.4 | 50.8 | 12.7 | - | - | 0.808 |
| R16-Z | 25.4 | 50.8 | 12.7 | - | - | 0.808 |
| R166-2Z | 4.763 | 9.525 | 3.175 | - | - | 0.001 |
| R166ZZ | 4.763 | 9.525 | 3.175 | - | - | 0 |
| R168ZZ | 6.35 | 9.525 | 3.18 | - | - | 0 |
| R16NR | 25.4 | 50.8 | 9.525 | - | - | 0.085 |
| R18-2RS | 28.575 | 53.975 | 12.7 | - | - | 0.085 |
| R18-2RSV | 28.575 | 53.975 | 9.525 | - | - | 0.09 |
| R18-2Z | 28.575 | 53.975 | 12.7 | - | - | 0.122 |
| R18-RS | 28.575 | 53.975 | 12.7 | - | - | 0.085 |
| R18-Z | 28.575 | 53.975 | 12.7 | - | - | 0.085 |
| R184-2Z | 3.175 | 12.7 | 2.8 | - | - | 0 |
| R184-Z | 3.175 | 12.7 | 2.8 | - | - | 0 |
| R188 | 6.35 | 12.7 | 3.18 | - | - | 0 |
| R188Z | 6.35 | 12.7 | 4.76 | - | - | 0 |
| R188ZZ | 6.35 | 12.7 | 4.76 | - | - | 0 |
| R18NR | 28.575 | 53.975 | 9.525 | - | - | 0.09 |
| R2 | 3.175 | 9.525 | 3.967 | - | - | 0 |
| R2-2RS | 3.175 | 6.525 | 3.97 | - | - | 0 |
| R2-2Z | 3.175 | 9.525 | 3.969 | - | - | 0.002 |
| R2-5 | 3.175 | 7.938 | 2.78 | - | - | 0 |
| R2-5-2Z | 0.125 | 0.3125 | 0.1094 | - | - | 0 |
| R2-6-2Z | 0.125 | 0.375 | 0.1094 | - | - | 0 |
| R20 | 31.75 | 57.15 | 9.525 | - | - | 0.096 |
| RMS-30 | 95.25 | 209.55 | 44.45 | - | - | 6.5 |
| RLS-13 | 41.275 | 88.9 | 19.05 | - | - | 0.525 |
| SSR18-2RS | 28.575 | 53.975 | 12.7 | - | - | 0.122 |