model | 28980-28921DC |
type | bearing |
Cone Part Number | 28980 |
Cup Part Number | 28921DC |
Metering System | Imperial |
Bearing Type | Roller |
Roller Bearing Type | Tapered roller |
Load Direction | Radial force and axial force |
Structure | Double row |
Seal Type | Open |
Outer ring type | Standard Type |
series | 28900 |
Inside Diameter | 2.3613" |
Inner Diameter Tolerance | +0.013" to 0 |
Outer Diameter | 3.937" |
Outer Diameter Tolerance | +0.025" to 0 |
Double cup width | 1.75" |
Double cup width tolerance | +0.076" to -0.254" |
Cone Width | 1" |
Cone Width | +0.051" to -0.254" |
Bearing width across cup body | 2.1874" |
Bearing width across cup | +0.203" to 0 |
Cup back to cleaning radius | 0.03" |
Tapered backing diameter | 2.87" |
Cup front backing diameter | 3.82" |
Cage cone back clearance | 0.05" |
Dynamic Radial Load | 41500 lbf |
Ferrule Material | 51200 Chrome steel |
Roller material | 51200 Chrome steel |
Cage Material | steel |
Dynamic Radial Rating (90 million revolutions in two columns) | 6180 lbf |
Dynamic Thrust Rating (90 million rpm) (Ca90) | 4500 lbf |
Dynamic Radial Rating (90 million revolutions in two columns) | 10800 lbf |
Lubricant | Lubricant Added |
Temperature Range | -30° to 110 °C |
ABEC Standard | ABEC-1 |
Clearance Range | Standard (applicable to C3/C4/C5) |
RoHS Standard | Conform |
REACH Standard | Conform |
Weight | 3.600 lb |