TIMKEN 47487/47420D
Double Row TIMKEN 47487/47420D Inch Tapered Roller Bearing
TIMKEN 47487/47420D consists of a single-piece (double)
outer ring 47420D and two single inner ring 47487.
This configuration offers a wide effective bearing spread to support loads created by overturning moments.
TIMKEN 47487/47420D can be used at fixed positions or allowed to fl oat in the housing bore to compensate for shaft expansion.
D suffi x has a groove with oil holes for lubrication through the outer ring
CD suffi x now replaces the DC suffi x listed for part numbers in previous publications. Same features as D suffi x, but CD also has groove with oil holes. One lubrication hole is counterbored to accept an anti-rotational pin.
Bearing 47487/47420D Technical Data
| Bearing Part | 47487/47420D | Bearing type: | Double row tapered roller bearing |
| Brand | TIMKEN | Other | Inch type |
| Inner(Cone) | 47487 | Dynamic C1 | 311000N |
| Outer(Cup) | 47420D | Factors e | 0.36 |
| Bore (d) | 69.85mm | Factors Y | 1.87 |
| O.D (D) | 120mm | Dynamic C90 | 46300N |
| Width(T) | 71.438mm | Dynamic Ca90 | 28600N |
| Dynamic C90(2) | 80700N | Factors K | 1.62 |
| Outer Ring Width(C) | 58.738mm | Factors Y2 | 2.79N |
| Origin | USA | Weight: | 3.12kg |
Timken 47487/47420D Drawing
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