| Product Number | SMR128ZZ Bearing |
| metering system | Metric system |
| Bearing type | ball |
| load direction | Radial |
| structure | single column |
| Inner ring type | Standard type |
| Seal type | metal dust cover |
| inside diameter | 8 mm |
| Inner diameter tolerance | -0.008mm to 0 |
| outer diameter | 12 mm |
| outer diameter tolerance | -0.008mm to 0 |
| width | 3.5 mm |
| Width Tolerance | -0.12mm to 0 |
| ferrule material | 440C stainless steel |
| ball material | 440C stainless steel |
| cage material | 300 series stainless steel |
| dynamic radial load | 93.6 lbf |
| static radial load | 44.325 lbf |
| Maximum speed | 36 |
| lubricant | Lubricated |
| installation method | push-in |
| temperature range | -30° to 110°C |
| ABEC grade | ABEC1 (ABEC3/5/7 optional) |
| Radial clearance class | MC3 (available in MC1/2/4/5/6) |
| Clearance range | 0.002mm to 0.013mm |
| RoHS | conform to |
| REACH | conform to |
| Ball diameter | 1.2000 mm |
| number of balls | 12 |
| weight | 0.99g |
| NMB | DDL-1280ZZ |
| GRW | |
| McMaster-Carr ABEC5 | 7804K115 |
| NHBB | SSL-1280ZZ |
| EZO | SMR128ZZS |
| McMaster-Carr ABEC7 | |
| DYNAROLL | SMR128ZZS |
| FAG | |
| RMB | |
| MPB | |
| LOTTON | SMR128ZZ |
| McMaster-Carr ABEC1 | |
| BARDEN | |
| McMaster-Carr ABEC3 |
| LOTTON | DYNAROLL | EZO | NMB | McMaster-Carr ABEC5 | NHBB |
SMR128ZZ | SMR128ZZS | SMR128ZZS | DDL-1280ZZ | 7804K115 | SSL-1280ZZ |