Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications15 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | KT | |
| Variant / construction | Needle Roller Cages for General Use | |
| Bore diameter | d | 4 mm |
| Outside diameter | D | 7 mm |
| Width | B | 7 mm |
| Basic dynamic load rating | C | 1.8 kN |
| Basic static load rating | C0 | 1.3 kN |
| Reference speed | nref | 50000 r/min |
| Limiting speed | nG | 100000 r/min |
| Mass | ≈m | 0.000454 kg |
| Precision class | JIS, Class 0 | |
| Cage | Synthetic Resin | |
| Bearing material | Synthetic Resin | |
| Minimum operating temperature | Tmin | 20 °C |
| Maximum operating temperature | Tmax | 110 °C |
Manufacturer Identity1 parameter
| Parameter | Symbol | Value |
|---|---|---|
| Cad Part Number | KT477N |
Product Identity4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Short Description | Needle Roller Cage | |
| Long Description | Needle Roller Cage, Resin Cage, C3 Tolerance of Roller Dia | |
| Official Bearing Family | Needle Roller Bearings | |
| Official Bearing Type | Needle Roller Cages for General Use |
Materials2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Rolling Element Material | SUJ2 | |
| Retainer Material | Synthetic Resin |
Technical Data2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter Inch | KT477N | |
| Rolling Element | Roller |
