TIMKEN DX641856/DX979640
Double Row TIMKEN DX641856/DX979640 Inch Tapered Roller Bearing
TIMKEN DX641856/DX979640 consists of a single-piece (double)
outer ring DX979640 and two single inner ring DX641856.
This configuration offers a wide effective bearing spread to support loads created by overturning moments.
TIMKEN DX641856/DX979640 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 DX641856/DX979640 Technical Data
| Bearing Part | DX641856/DX979640 | Bearing type: | Double row tapered roller bearing |
| Brand | TIMKEN | Other | Inch type |
| Inner(Cone) | DX641856 | Dynamic C1 | 1570000N |
| Outer(Cup) | DX979640 | Factors e | 0.52 |
| Bore (d) | 203.2mm | Factors Y | 1.29 |
| O.D (D) | 317.5mm | Dynamic C90 | 233000N |
| Width(T) | 146.05mm | Dynamic Ca90 | 209000N |
| Dynamic C90(2) | 406000N | Factors K | 1.12 |
| Outer Ring Width(C) | 111.125mm | Factors Y2 | 1.92N |
| Origin | USA | Weight: | 39.15kg |
Timken DX641856/DX979640 Drawing
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