NTN 21322 Roller Bearings
| Bearing number: | RNA4908R |
| Size (mm): | 48x62x22 |
| Bore Diameter (mm): | 48 |
| Outer Diameter (mm): | 62 |
| Width (mm): | 22 |
| Fw: | 48 mm |
| D: | 62 mm |
| C: | 22 mm |
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Product Details
| Bearing number | RNA4908R |
| Size (mm) | 48x62x22 |
| Bore Diameter (mm) | 48 |
| Outer Diameter (mm) | 62 |
| Width (mm) | 22 |
| Fw | 48 mm |
| D | 62 mm |
| C | 22 mm |
| r min. | 0,6 mm |
| Da max. | 58 mm |
| ra max. | 0,6 mm |
| Weight | 0,14 Kg |
| Basic dynamic load rating (C) | 43,5 kN |
| Basic static load rating (C0) | 66,5 kN |
| (Grease) Lubrication Speed | 5500 r/min |
| rs min | 0.6 mm |
| Dw | 5 mm |
| Lw | 16.8 mm |
| Lubrication hole on outer ring | Oui/Yes |
| k | 3 mm |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0.14 kg |
| Cr | 43.5 kN |
| C0r | 66.5 kN |
| Nlim (grease) | 5,500 rpm |
| Nlim (oil) | 8,500 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.45 Hz |
| Characteristic rolling element frequency, BSF | 10.51 Hz |
| Characteristic outer ring frequency, BPF0 | 9.96 Hz |
| Characteristic inner ring frequency, BPFI | 12.04 Hz |
| Da max | 58 mm |
| ras max | 0.6 mm |
| Category | Roller Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.139 |
| Product Group | B04144 |
| bore diameter: | 48 mm |
| maximum rpm: | 8500 RPM |
| outside diameter: | 62 mm |
| flanges: | No Flange |
| overall width: | 22 mm |
| series: | RNA49 |
| needle bearing type: | Machined Bearing with No Inner Ring |
| lubrication hole type: | No Hole |
| closure type: | Open |
| precision rating: | Not Rated |
| dynamic load capacity: | 4450 kgf |
| standards met: | JIS B 15 |
| static load capacity: | 6800 kgf |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |
