SR20SB[1,2,3,4,5,6,7,8,9]M+[61-1480/1]LM THK Radial Load Linear Guide Accuracy and Preload Selectable SR Series
| Brand Name: | THK |
| Model Number: | SR20SB[1,2,3,4,5,6,7,8,9]M+[61-1480/1]LM |
| Bearing number: | 7228 |
| Size (mm): | 140x250x42 |
| Bore Diameter (mm): | 140 |
| Outer Diameter (mm): | 250 |
| Width (mm): | 42 |
| d: | 140 mm |
| D: | 250 mm |
| B: | 42 mm |
| PDF |
SR20SB[1,2,3,4,5,6,7,8,9]M+[61-1480/1]LM |
Product Details
| Bearing number | 7228 |
| Size (mm) | 140x250x42 |
| Bore Diameter (mm) | 140 |
| Outer Diameter (mm) | 250 |
| Width (mm) | 42 |
| d | 140 mm |
| D | 250 mm |
| B | 42 mm |
| C | 42 mm |
| Angle (α) | 30 ° |
| a | 77,3 mm |
| r min. | 3 mm |
| r1 min. | 1,1 mm |
| da min. | 154 mm |
| Da max. | 236 mm |
| ra max. | 2.5 mm |
| Weight | 7,76 Kg |
| Basic dynamic load rating (C) | 218 kN |
| Basic static load rating (C0) | 234 kN |
| (Grease) Lubrication Speed | 2900 r/min |
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