Bearing tolerances and clearances
- Tolerances: Normal, P6, P5
- Internal clearance: Single row track rollers, Double row track rollers
Precision extra floating roller RGNU28R for high-performance guide TGC28/TGV28, plain OD, concentric, two seals on both side
| Concentric | Adjustability | |
| extra floating | Roller version |
| D | 18.81 mm | Roller diameter |
| C | 9 mm | Roller width |
| B | 12.1 mm | Overall width |
| B1 | 1.6 mm | Width mounting surface to outer ring end face |
| d1 | 10.8 mm | Shoulder diameter inner ring |
| g | M5 | Thread size |
| Cr | 2300 N | Dynamic load rating |
| C0r | 1120 N | Load capacity radial |
| ≈m | 20 g | Weight |
| 52100 | 100Cr6 | GCr15 | Ring and ball material | |
| Nylon 66 | Retainer material | |
| Seals | Sealing solution | |
| Kyodo Yushi Multemp SRL | Grease | |
| -20°C to +120°C | Temperature range °C | |
| -4°F to +248°F | Temperature range °F |
| P6 (ABEC-3) | Tolerance | |
| P5 (ABEC-5) | Radial run-out | |
| 0.006~0.012 | Radial clearance |
| N | Allen Key 4 | Flat Key (+0.15/-0mm) |
| M | 6.1 | Width running suface center to mounting surface |
| DIN912 8.8 | Screw standard | |
| M5 | Screw size | |
| NM | 7 | Torgue |
| 28 | For rail size | |
| TG | For rail type | |
| MR28 | For rails | |
| RUG28 | RUGS28 | RU28G | RDU28G | For sliders |
| ROLLON |
| RGNU28R |
Bearing tolerances and clearances
