| Bearing Type | Ball |
| For Load Direction | Radial |
| Construction | Single Row |
| Seal Type | Shielded |
| Part Number | R12ZZ |
| For Shaft Diameter | 0.75" |
| Bore Dia (d) | 0.75" | 19.05 mm |
| Bore Dia Tolerance | -0.01mm to 0 |
| For Housing ID | 1.625" |
| Outer Dia (D) | 1.625" | 41.275 mm |
| Outer Dia Tolerance | -0.011mm to 0 |
| Width (B) | 0.4375" | 11.113 mm |
| Width Tolerance | -0.120mm to 0 |
| Ring Material | 52100 Chrome steel |
| Ball Material | 52100 Chrome steel |
| Cage Material | 300 Series Stainless Steel |
| Dynamic Load Rating (Cr) (lbs) | 2477 |
| Static Load Rating (Cor) (lbs) | 1177 |
| Max Speed (Grease) (X1000 RPM) | 17 |
| Max Speed (Oil) (X1000 RPM) | 21 |
| Lubrication | Required |
| Shaft Mount Type | Press Fit |
| Temperature Range | -30° to 110 °C |
| ABEC Rating | ABEC-1 |
| Radial Clearance Trade No. | C0 |
| Radial Clearance | 0.006mm to 0.020mm |
| RoHS | Compliant |
| Ball Qty | 9 |
| Ball Dia | 0.25 |
| Weight (grams) | 69.3 |
