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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_1ROWASSY_TS_32005X-90KA1-A
TRB TS Line Drawing
Unit of Measure
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Part Number

Series

d - Bore

D - Cup Outer Diameter

B - Cone Width

C - Cup Width

T - Bearing Width

C1 - Dynamic Radial Rating (1 million revolutions)

C0 - Static Radial Rating

CAD

HM204049 - HM204010W N/A HM204000 N/A 1.8105 in45.987 mm N/A 3.5817 in90.975 mm N/A 1.2598 in31.999 mm N/A 1.0433 in26.500 mm N/A 1.2598 in31.999 mm N/A 38300 lbf170000 N N/A 38600 lbf172000 N N/A CAD
LM503349A - JLM503319 N/A LM503300 N/A 1.8105 in45.987 mm N/A 3.3465 in85.001 mm N/A 0.7087 in18.001 mm N/A 0.5512 in14 mm N/A 0.7086 in17.998 mm N/A 15100 lbf67400 N N/A 17000 lbf75400 N N/A CAD
LM503349 - JLM503319 N/A LM503300 N/A 1.8105 in45.987 mm N/A 3.3465 in85.001 mm N/A 0.7087 in18.001 mm N/A 0.5512 in14 mm N/A 0.7086 in17.998 mm N/A 15100 lbf67400 N N/A 17000 lbf75400 N N/A CAD
LM503349 - LM503310 N/A LM503300 N/A 1.8105 in45.987 mm N/A 2.9518 in74.976 mm N/A 0.7087 in18.001 mm N/A 0.5512 in14 mm N/A 0.7087 in18.001 mm N/A 15100 lbf67400 N N/A 17000 lbf75400 N N/A CAD
LM503349A - LM503310 N/A LM503300 N/A 1.8105 in45.987 mm N/A 2.9518 in74.976 mm N/A 0.7087 in18.001 mm N/A 0.5512 in14 mm N/A 0.7087 in18.001 mm N/A 15100 lbf67400 N N/A 17000 lbf75400 N N/A CAD
13181 - 13318 N/A 13000 N/A 1.8125 in46.038 mm N/A 3.1875 in80.963 mm N/A 0.6875 in17.463 mm N/A 0.5625 in14.288 mm N/A 0.75 in19.05 mm N/A 11400 lbf50800 N N/A 13700 lbf61100 N N/A CAD
18690 - 18620 N/A 18600 N/A 1.8125 in46.038 mm N/A 3.1250 in79.375 mm N/A 0.6875 in17.463 mm N/A 0.5313 in13.495 mm N/A 0.6875 in17.463 mm N/A 11700 lbf52000 N N/A 13800 lbf61300 N N/A CAD
18780 - 18720 N/A 18700 N/A 1.8125 in46.038 mm N/A 3.3465 in85.001 mm N/A 0.6875 in17.463 mm N/A 0.5313 in13.495 mm N/A 0.6875 in17.463 mm N/A 12300 lbf54700 N N/A 15200 lbf67500 N N/A CAD
18780 - 18721 N/A 18700 N/A 1.8125 in46.038 mm N/A 3.2800 in83.312 mm N/A 0.6875 in17.463 mm N/A 0.5313 in13.495 mm N/A 0.6876 in17.465 mm N/A 12300 lbf54700 N N/A 15200 lbf67500 N N/A CAD
18780 - 18723 N/A 18700 N/A 1.8125 in46.038 mm N/A 3 1/2 in88.900 mm N/A 0.6875 in17.463 mm N/A 0.6563 in16.670 mm N/A 0.8126 in20.640 mm N/A 12300 lbf54700 N N/A 15200 lbf67500 N N/A CAD
18780 - 18724 N/A 18700 N/A 1.8125 in46.038 mm N/A 3 1/2 in88.900 mm N/A 0.6875 in17.463 mm N/A 0.5313 in13.495 mm N/A 0.6876 in17.465 mm N/A 12300 lbf54700 N N/A 15200 lbf67500 N N/A CAD
25592 - 25518 N/A 25500 N/A 1.8125 in46.038 mm N/A 3.2273 in81.973 mm N/A 1.0000 in25.400 mm N/A 0.7525 in19.114 mm N/A 0.9401 in23.879 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25592 - 25519 N/A 25500 N/A 1.8125 in46.038 mm N/A 3.2500 in82.550 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25592 - 25520 N/A 25500 N/A 1.8125 in46.038 mm N/A 3.2650 in82.931 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9375 in23.813 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25592 - 25521 N/A 25500 N/A 1.8125 in46.038 mm N/A 3.2700 in83.058 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25592 - 25522 N/A 25500 N/A 1.8125 in46.038 mm N/A 3.2700 in83.058 mm N/A 1.0000 in25.400 mm N/A 0.7525 in19.114 mm N/A 0.9401 in23.879 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25592 - 25523 N/A 25500 N/A 1.8125 in46.038 mm N/A 3.2650 in82.931 mm N/A 1.0000 in25.400 mm N/A 0.8750 in22.225 mm N/A 1.0626 in26.990 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25592 - 25524 N/A 25500 N/A 1.8125 in46.038 mm N/A 3.2650 in82.931 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25592 - 25526 N/A 25500 N/A 1.8125 in46.038 mm N/A 3.3465 in85.001 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25592 - 25527 N/A 25500 N/A 1.8125 in46.038 mm N/A 3.3465 in85.001 mm N/A 1.0000 in25.400 mm N/A 0.8750 in22.225 mm N/A 1.0626 in26.990 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25592 - 25528 N/A 25500 N/A 1.8125 in46.038 mm N/A 3.6250 in92.075 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25592 - 25530RB N/A 25500 N/A 1.8125 in46.038 mm N/A 3.3125 in84.138 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.9376 in23.815 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
25592 - 25547RB N/A 25500 N/A 1.8125 in46.038 mm N/A 3.9368 in99.995 mm N/A 1.0000 in25.400 mm N/A 0.8125 in20.638 mm N/A 1.0001 in25.403 mm N/A 20300 lbf90500 N N/A 24900 lbf111000 N N/A CAD
2984 - 2924 N/A 2900 N/A 1.8125 in46.038 mm N/A 3.3465 in85.001 mm N/A 1.0082 in25.608 mm N/A 0.8125 in20.638 mm N/A 1.0000 in25.400 mm N/A 21000 lbf93300 N N/A 26200 lbf117000 N N/A CAD
2984A - 2924 N/A 2900 N/A 1.8125 in46.038 mm N/A 3.3465 in85.001 mm N/A 1.0082 in25.608 mm N/A 0.8125 in20.638 mm N/A 1.0000 in25.400 mm N/A 21000 lbf93300 N N/A 26200 lbf117000 N N/A CAD
Unit of Measure
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