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This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.
Timken_TRB_SINGLECUP_TS
TRB TS Cup Line Drawing
Unit of Measure
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Part Number

Series

O.D. (D)

C - Cup Width

CAD

14276 N/A 14000 N/A 2.717 in69.012 mm N/A 0.625 in15.875 mm N/A
14277 N/A 14000 N/A 2.717 in69.012 mm N/A 0.7250 in18.415 mm N/A
14282 N/A 14000 N/A 2.8345 in71.996 mm N/A 0.5918 in15.032 mm N/A
14283 N/A 14000 N/A 2.8380 in72.085 mm N/A 0.7250 in18.415 mm N/A
14284 N/A 14000 N/A 2.8345 in71.996 mm N/A 0.7250 in18.415 mm N/A
14299 N/A 14000 N/A 3.0625 in77.788 mm N/A 0.625 in15.875 mm N/A
14525 N/A 14500 N/A 2.6875 in68.263 mm N/A 0.625 in15.875 mm N/A
15243 N/A 15000 N/A 2.4375 in61.913 mm N/A 0.5625 in14.288 mm N/A
15244 N/A 15000 N/A 2.4409 in61.999 mm N/A 0.625 in15.875 mm N/A
15244X N/A 15000 N/A 2.4409 in61.999 mm N/A 0.625 in15.875 mm N/A
15245 N/A 15000 N/A 2.4409 in61.999 mm N/A 0.5625 in14.288 mm N/A
15249 N/A 15000 N/A 2.5 in63.5 mm N/A 0.625 in15.875 mm N/A
15250 N/A 15000 N/A 2.5 in63.5 mm N/A 0.625 in15.875 mm N/A
15250R N/A 15000 N/A 2.5 in63.5 mm N/A 0.5625 in14.288 mm N/A
15250RB N/A 15000 N/A 2.5 in63.5 mm N/A 0.625 in15.875 mm N/A
15250X N/A 15000 N/A 2.5 in63.5 mm N/A 0.625 in15.875 mm N/A
153 N/A 155 N/A 2.0472 in51.999 mm N/A 0.5900 in14.986 mm N/A
1530 N/A 1500 N/A 1.8025 in45.784 mm N/A 0.625 in15.875 mm N/A
153100 N/A 153000 N/A 10 in254 mm N/A 2.25 in57.15 mm N/A
153101 N/A 153000 N/A 10.1875 in258.763 mm N/A 2.25 in57.15 mm N/A
153102 N/A 153000 N/A 10.25 in260.350 mm N/A 2.25 in57.15 mm N/A
154103 N/A 154000 N/A 10.3150 in262.001 mm N/A 2.2835 in58.001 mm N/A
15520 N/A 15500 N/A 2.25 in57.15 mm N/A 0.5313 in13.495 mm N/A
15520RB N/A 15500 N/A 2.25 in57.15 mm N/A 0.5313 in13.495 mm N/A
15522A N/A 15500 N/A 2.3437 in59.530 mm N/A 0.5938 in15.083 mm N/A
Unit of Measure
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