NTN BST20X47-1BDFP4 distributors Precision Ball Bearings
| Bore Type: | Cylindrical Bore |
| Enclosure: | Open |
| Configuration: | Double Row |
| Roller Profile: | Asymmetric |
| Center Guidance: | Fixed Inner Ring Rib |
| Retainer Material: | Pressed Brass |
| Nr. of Holes: | 4 |
| Weight: | 6.850 kg |
Product Details
| Bore Type | Cylindrical Bore |
| Enclosure | Open |
| Configuration | Double Row |
| Roller Profile | Asymmetric |
| Center Guidance | Fixed Inner Ring Rib |
| Retainer Material | Pressed Brass |
| Nr. of Holes | 4 |
| Weight | 6.850 kg |
| d | 110 mm |
| D | 180 mm |
| B | 69 mm |
| Fillet Radius/Chamfer | 2 mm |
| Groove Width A | 11 mm |
| Hole Diameter (do) | 6 mm |
| Dynamic Load Rating | 620,000 N |
| Static Load Rating | 654,000 N |
| Limiting Speed - Grease | 2,700 rpm |
| Limiting Speed - Oil | 3,600 rpm |
| Constant e | 0.37 |
| Axial Load Factor Y0 | 1.76 |
| Axial Load Factor Y1 | 1.80 |
| Axial Load Factor Y2 | 2.69 |
| Radial Clearance | 0.075 to 0.120 mm |
| da (min) | 120 mm |
| Da (max) | 170 mm |
| ra (max) | 2 mm |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |
