NN4921K NTN Cylindrical Roller Bearing
NN4921K NTN Cylindrical Roller Bearing, Units and Housings CAD models , Tapered Roller Bearing Manufacturing Service . Get Your LLC NTN-SNR BEARINGS RUS Free. 2 mm ra (max)
| Brand Name: | NTN |
| Model Number: | NN4921K |
| ra (max): | 2 mm |
| Nr. of Holes: | 6 |
| Constant e: | 0.39 |
| Da (max): | 258 mm |
| Center Guidance: | Floating Steel Ring |
| Dynamic Load Rating: | 1,450,000 N |
| Axial Load Factor Y0: | 1.70 |
| Limiting Speed - Grease: | 2,000 rpm |
| PDF |
NN4921K |
Product Details
| ra (max) | 2 mm |
| Nr. of Holes | 6 |
| Constant e | 0.39 |
| Da (max) | 258 mm |
| Center Guidance | Floating Steel Ring |
| Dynamic Load Rating | 1,450,000 N |
| Axial Load Factor Y0 | 1.70 |
| Limiting Speed - Grease | 2,000 rpm |
| B | 109 mm |
| d | 160 mm |
| Hole Diameter (do) | 10 mm |
| D | 270 mm |
| Axial Load Factor Y1 | 1.74 |
| Axial Load Factor Y2 | 2.59 |
| da (min) | 172 mm |
| Enclosure | Open |
| Retainer Material | Pressed Steel |
| Limiting Speed - Oil | 2,500 rpm |
| Weight | 25.500 kg |
| Radial Clearance | 0.110 to 0.170 mm |
