What does 2RS mean on a bearing?
rubber seal
2 RS – Bearing with rubber seal on both sides. RS provides a better seal but more rolling friction than 2Z. RS – Bearing with rubber seal on one side, one side open.
How many balls are in a 6203 bearing?
6203 Ball Bearings 17X40X12mm Specifications & Dimensions
| Universal | 6203 |
|---|---|
| Outer Dimension D(Ø) | 40 |
| Width B (or T)(mm) | 12 |
| Retainer Type | Punching |
| Load Direction | Radial |
What is the difference between ZZ and 2RS bearings?
Type 2 RS is a sealing type with a moulded rubber seal on both sides. Type 2 Z or ZZ is a non-removable, non-contact bearing closure with a metal seal on both sides. This type of seal doesn’t make contact with the inner ring therefore, there would be no impact on the operational speed.
What are the dimensions of a 6203 bearing?
DIMENSIONS
| d | 17 mm | Bore diameter |
|---|---|---|
| D | 40 mm | Outside diameter |
| B | 12 mm | Width |
| d1 | ≈ 24.5 mm | Shoulder diameter |
| D2 | ≈ 34.98 mm | Recess diameter |
What does 2RS1 mean on a bearing?
The 2RS1 suffix indicates that the bearing has a rubber seal on both sides. If necessary the seals can easily removed if the application requires only 1 seal. The rubber seal protects the ingress of moisture, dust or other dirt. The bearings are filled with a high quality grease and are lubricated for life.
What does 2RZ mean on a bearing?
Applicable options
| Prefixes | |
|---|---|
| -RSL, -2RSL | Low-friction seal, NBR, on one or both sides |
| -RST, -2RST | Low-friction seal, NBR, on one or both sides |
| -RZ, -2RZ | Non-contact seal, NBR, on one or both sides |
| -Z, -2Z | Shield on one or both sides |
What does SKF stand for?
Svenska Kullagerfabriken
Website. skf.com. AB SKF (Swedish: Svenska Kullagerfabriken; ‘Swedish Ball Bearing Factory’) is a Swedish bearing and seal manufacturing company founded in Gothenburg, Sweden, in 1907.
