Products lineup
Please refer to the catalog for detailed dimensional information.
| Model | Boundary dimensions [mm] | |||||||
| D | d1 | B | C | L | d2×θ | Da | Part No. | |
| 4 | 19 | 5 | 6 | 0.5 | 3.5 | 4×120° | 8.2 | DO-19-A0.5 |
| 1 | DO-19-A1 | |||||||
| 22 | 5 | 7 | 0.5 | 3.5 | 4×120° | 9.5 | DO-22-A0.5 | |
| 1 | 4.6×90° | DO-22-A1 | ||||||
| 24 | 5 | 7 | 0.5 | 3.5 | 4×120° | 9.5 | DO-24-A0.5 | |
| 1 | 4.6×90° | DO-24-A1 | ||||||
| 26 | 5 | 7 | 0.5 | 3.5 | 4×120° | 9.5 | DO-26-A0.5 | |
| 1 | 4.6×90° | DO-26-A1 | ||||||
| 28 | 5 | 7 | 0.5 | 3.5 | 4×120° | 9.5 | DO-28-A0.5 | |
| 1 | 4.6×90° | DO-28-A1 | ||||||
| 30 | 5 | 7 | 0.5 | 3.5 | 4×120° | 9.5 | DO-30-A0.5 | |
| 1 | 4.6×90° | DO-30-A1 | ||||||
Components of product name
If you would like to know more about the meaning of the product name codes, please see the configuration of part numbers.
| No | Item | Symbol | Meaning |
| ① | Outer race material symbol | D | Polyacetal resin |
| ② | Outer race shape symbol | R | Flat |
| ③ | Retainer or full ball type | Omitted | Retainer (Polypropylene) |
| S | Full ball (Without retainer) | ||
| ④ | Outer race outer diameter | – | (Numerical D dimension shown in drawing) |
| ⑤ | Ball material symbol | Omitted | Carbon steel ball |
| ⑥ | Inner race shape symbol | A | Riveting shaft |
| ⑦ | Inner race material symbol | Omitted | Carbon steel (Plating, Black oxide treatment) |
| ⑧ | Bore and clearance dimension for mounting | – | (Numerical D dimension shown in drawing) |
| ⑨ | Additional information | MU/MC | Plating *Including omitted |
*All products are basically made to order, but some items may be in stock. Please contact your distributor or dealer for availability.
