GEBK30S Spherical Plain Bearings
ISO 9001 / IATF 16949 Certified
Radial spherical plain bearing from dimension series K, supplied as a four-piece set. This maintenance-required bearing features a steel/brass sliding contact surface configuration for optimal performance in demanding applications.
Construction Features
- Outer ring: Carbon steel, formed construction with oil coating
- Inner ring: 52100 bearing steel, precision ground and hardened with hard chromium plating
- Insert liner: Brass material for enhanced sliding performance
- Requires proper lubrication with grease for optimal operation
Dimensions
| d |
30 mm |
Bore diameter |
| D |
66 mm |
Outside diameter |
| B |
37 mm |
Width inner ring |
| C |
25 mm |
Width outer ring |
| dk |
50.8 mm |
Ball diameter |
| a |
17 ° |
Tilt angle |
| d2 |
34.8 mm |
Connection measure inner ring |
| r1 |
0.6 mm |
Chamfer dimension |
| r2 |
0.6 mm |
Chamfer dimension |
Load Capacity
| Cr |
63 kN |
Basic dynamic load rating, radial |
| C0r |
148 kN |
Basic static load rating, radial |
Mounting Dimensions
| da max |
34.8 mm |
Connection measure inner ring, max. |
Radial Clearance
| Min. |
0.006 mm |
Radial clearance |
| Max. |
0.035 mm |
Radial clearance |
Tolerance Specifications
| dOT |
0.021 mm |
Bore diameter, upper tolerance |
| DUT |
-0.019 mm |
Outside diameter, lower tolerance |
| BUT |
-0.1 mm |
Inner ring width, lower tolerance |
| COT |
0.1 mm |
Outer ring width, upper tolerance |
| CUT |
-0.1 mm |
Outer ring width, lower tolerance |
Temperature Range
| Tmin |
-50 °C |
Operating temperature min. |
| Tmax |
150 °C |
Operating temperature max. |