SR144TLZN 3.175*6.35*2.38 High Speed Dental Bearing
Performance requirements for high speed dental bearing: It must operate stably during use, be sturdy without deformation and run noiselessly. Additionally, it should feature high precision, resistance to high-temperature sterilization, a long service life and corrosion resistance.
Specifications of high speed dental bearings:
Bearing dimensions:3.175*6.35*2.38mm.
Bearing structure : One shield (normal shield)
Materials of balls:Stainless steel & Ceramic
Product Features:
Compatibility:Perfectly usable for many brands and models of high-speed dental handpieces (W&H,KaVo,Sirona,NSK)
Long life:Working life of about 8-12 months under the normal operation and maintenance
Stainless steel races: Vacuum heat-treated for 40% improved corrosion resistance.
Rotating speed 350000-450000 rpm under the air-pressure of 200-250Kpa
Corrosion resistant,High-temperature sterilization resistant
High speed dental handpiece bearing Product Parameters:
NO. | Dental handpiece Bearing type | Inside Diameter | Outer Diameter | Inner ring width | Outer ring width | Step outside diameter | Step width | Flange outer diameter | Flange width | RPM |
| d | D | B | C | DK | CK | DF | CF | ||
1 | SR144Z | 3.175 | 6.35 | 2.38 | 2.38 | - | - |
|
| 450000/min |
2 | SR144ZK(step) | 3.175 | 6.35 | 2.38 | 2.38 | 5.98 | 0.98 |
|
| 450000/min |
3 | SR144ZW | 3.175 | 6.35 | 2.78 | 2.78 | - | - |
|
| 450000/min |
4 | SR144ZWK(step) | 3.175 | 6.35 | 2.78 | 2.78 | 5.98 | 0.98 |
|
| 450000/min |
5 | SFR144Z | 3.175 | 6.35 | 2.38 | 2.38 | - | - | 7.518 | 0.584 | 450000/min |
6 | SFR144ZW | 3.175 | 6.35 | 2.78 | 2.78 | - | - | 7.518 | 0.787 | 450000/min |
7 | SR2-5Z | 3.175 | 7.938 | 3.571 | 3.571 | - | - | - | - | 400000/min |
8 | SFFR144WZ | 3.175 | 7.5 | 2.78 | 2.78 |
|
| 7.5 |
| 450000/min |
9 | SFR144GWZ | 3.175 | 7.5 | 2.78 | 2.78 |
|
| 7.5 |
| 450000/min |
10 | SFR144KZ1WZ | 3.175 | 6.35/7.5 | 2.78 | 2.78 | 6.35 |
| 7.5 |
| 450000/min |
11 | SR144K1Z | 3.175 | 6.35 | 2.38 | 2.38 | 5.88 |
|
|
| 450000/min |