High-performance PTFE stirrer bearing with a threaded locking ring. Provides a vacuum-tight seal and prevents the stopper from rotating at high speeds.
Key Features
- Material: Pure PTFE (Teflon).
- Shaft Compatibility: Fits 7mm, 8mm, or 10mm OD stirring rods.
- Sealing: Threaded locking ring for a secure, vacuum-tight fit.
- Stability: Prevents stopper rotation during high-speed stirring.
- Compatibility: Fits standard ground glass joints.
- Maintenance: Grease-free and chemically inert.
| Specification | Inner Hole Diameter (mm) | Upper OD (mm) | Lower OD (mm) | Overall Height (mm) |
|---|---|---|---|---|
| 19# / 7 mm Hole | 7.3 | 21 | 19 | 57 |
| 19# / 8 mm Hole | 8.3 | 21 | 19 | 57 |
| 24# / 7 mm Hole | 7.3 | 21 | 24 | 59 |
| 24# / 8 mm Hole | 8.3 | 21 | 24 | 59 |
| 24# / 10 mm Hole | 10 | 21 | 24 | 59 |
| 29# / 7 mm Hole | 7.3 | 21 | 29 | 61 |
| 29# / 8 mm Hole | 8.3 | 21 | 29 | 61 |
| 34# / 7 mm Hole | 7.3 | 21 | 34 | 63 |
| 34# / 8 mm Hole | 8.3 | 21 | 34 | 63 |
| 40# / 7 mm Hole | 7.3 | 21 | 40 | 66 |
| 40# / 8 mm Hole | 8.3 | 21 | 40 | 66 |
| 45# / 7 mm Hole | 7.3 | 21 | 45 | 69 |
| 45# / 8 mm Hole | 8.3 | 21 | 45 | 69 |
| 60# / 7 mm Hole | 7.3 | 21 | 60 | 75 |
| 70# / 8 mm Hole | / | / | / | / |
Note: Manual measurements may have slight deviations; actual product dimensions shall prevail.
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