The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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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

56418 - 56650 N/A 56000 N/A 4.1875 in106.363 mm N/A 6 1/2 in165.1 mm N/A 1.4375 in36.513 mm N/A 1.0625 in26.988 mm N/A 1.4375 in36.513 mm N/A 50900 lbf226000 N N/A 79700 lbf355000 N N/A
56418 - 56662 N/A 56000 N/A 4.1875 in106.363 mm N/A 6.625 in168.275 mm N/A 1.4375 in36.513 mm N/A 1.0625 in26.988 mm N/A 1.4376 in36.515 mm N/A 50900 lbf226000 N N/A 79700 lbf355000 N N/A
LM121349 - LM121310 N/A LM121300 N/A 4.2116 in106.975 mm N/A 5.7864 in146.975 mm N/A 1.1024 in28.001 mm N/A 0.9449 in24.000 mm N/A 1.1220 in28.499 mm N/A 38400 lbf171000 N N/A 64100 lbf285000 N N/A
37425N - 37625 N/A 37000 N/A 4 1/4 in107.95 mm N/A 6.25 in158.750 mm N/A 0.8440 in21.438 mm N/A 0.6250 in15.875 mm N/A 0.9063 in23.020 mm N/A 30700 lbf137000 N N/A 40100 lbf179000 N N/A
37425 - 37625 N/A 37000 N/A 4 1/4 in107.95 mm N/A 6.25 in158.750 mm N/A 0.8440 in21.438 mm N/A 0.6250 in15.875 mm N/A 0.9063 in23.020 mm N/A 30700 lbf137000 N N/A 40100 lbf179000 N N/A
37425 - 37625RB N/A 37000 N/A 4 1/4 in107.95 mm N/A 6.25 in158.750 mm N/A 0.8440 in21.438 mm N/A 0.6250 in15.875 mm N/A 0.9063 in23.020 mm N/A 30700 lbf137000 N N/A 40100 lbf179000 N N/A
48190 - 48120 N/A 48100 N/A 4 1/4 in107.95 mm N/A 6-3/8 in161.925 mm N/A 1.375 in34.925 mm N/A 1.0625 in26.988 mm N/A 1.375 in34.925 mm N/A 43200 lbf192000 N N/A 69200 lbf308000 N N/A
56425W - 56650 N/A 56000 N/A 4 1/4 in107.95 mm N/A 6 1/2 in165.1 mm N/A 1.4375 in36.513 mm N/A 1.0625 in26.988 mm N/A 1.4376 in36.515 mm N/A 50900 lbf226000 N N/A 79700 lbf355000 N N/A
56426 - 56650 N/A 56000 N/A 4 1/4 in107.95 mm N/A 6 1/2 in165.1 mm N/A 1.4375 in36.513 mm N/A 1.0625 in26.988 mm N/A 1.4375 in36.513 mm N/A 50900 lbf226000 N N/A 79700 lbf355000 N N/A
56426N - 56650 N/A 56000 N/A 4 1/4 in107.95 mm N/A 6 1/2 in165.1 mm N/A 1.4375 in36.513 mm N/A 1.0625 in26.988 mm N/A 1.4376 in36.515 mm N/A 50900 lbf226000 N N/A 79700 lbf355000 N N/A
56425 - 56650 N/A 56000 N/A 4 1/4 in107.95 mm N/A 6 1/2 in165.1 mm N/A 1.4375 in36.513 mm N/A 1.0625 in26.988 mm N/A 1.4375 in36.513 mm N/A 50900 lbf226000 N N/A 79700 lbf355000 N N/A
56425 - 56662 N/A 56000 N/A 4 1/4 in107.95 mm N/A 6.625 in168.275 mm N/A 1.4375 in36.513 mm N/A 1.0625 in26.988 mm N/A 1.4375 in36.513 mm N/A 50900 lbf226000 N N/A 79700 lbf355000 N N/A
56425W - 56662 N/A 56000 N/A 4 1/4 in107.95 mm N/A 6.625 in168.275 mm N/A 1.4375 in36.513 mm N/A 1.0625 in26.988 mm N/A 1.4376 in36.515 mm N/A 50900 lbf226000 N N/A 79700 lbf355000 N N/A
56426 - 56662 N/A 56000 N/A 4 1/4 in107.95 mm N/A 6.625 in168.275 mm N/A 1.4375 in36.513 mm N/A 1.0625 in26.988 mm N/A 1.4376 in36.515 mm N/A 50900 lbf226000 N N/A 79700 lbf355000 N N/A
67425 - 67675 N/A 67000 N/A 4 1/4 in107.95 mm N/A 6.75 in171.450 mm N/A 1.1875 in30.163 mm N/A 0.9948 in25.268 mm N/A 1.3386 in34.000 mm N/A 52500 lbf233000 N N/A 60300 lbf268000 N N/A
71425 - 71750 N/A 71000 N/A 4 1/4 in107.95 mm N/A 7.5 in190.5 mm N/A 1.9375 in49.213 mm N/A 1.3750 in34.925 mm N/A 1.8750 in47.625 mm N/A 81700 lbf364000 N N/A 122000 lbf543000 N N/A
HH224340 - HH224310 N/A HH224300 N/A 4 1/4 in107.95 mm N/A 8.3750 in212.725 mm N/A 2.6250 in66.675 mm N/A 2.1250 in53.975 mm N/A 2.6250 in66.675 mm N/A 153000 lbf680000 N N/A 204000 lbf906000 N N/A
HH224340 - HH224310V N/A HH224300 N/A 4 1/4 in107.95 mm N/A 8.3750 in212.725 mm N/A 2.6250 in66.675 mm N/A 2.1250 in53.975 mm N/A 2.6251 in66.678 mm N/A 153000 lbf680000 N N/A 204000 lbf906000 N N/A
HH224340 - HH224314 N/A HH224300 N/A 4 1/4 in107.95 mm N/A 8.4636 in214.975 mm N/A 2.6250 in66.675 mm N/A 2.0000 in50.800 mm N/A 2.5510 in64.795 mm N/A 153000 lbf680000 N N/A 204000 lbf906000 N N/A
L521949 - L521910 N/A L521900 N/A 4 1/4 in107.95 mm N/A 5.7500 in146.050 mm N/A 0.8438 in21.433 mm N/A 0.6563 in16.670 mm N/A 0.8438 in21.433 mm N/A 20000 lbf88900 N N/A 39400 lbf175000 N N/A
LL521849C - LL521810 N/A LL521800 N/A 4 1/4 in107.95 mm N/A 5.5938 in142.083 mm N/A 0.5938 in15.083 mm N/A 0.4688 in11.908 mm N/A 0.6250 in15.875 mm N/A 15800 lbf70400 N N/A 24000 lbf107000 N N/A
LL521849C - LL521811 N/A LL521800 N/A 4 1/4 in107.95 mm N/A 5.5938 in142.083 mm N/A 0.5938 in15.083 mm N/A 0.4688 in11.908 mm N/A 0.6250 in15.875 mm N/A 15800 lbf70400 N N/A 24000 lbf107000 N N/A
LM522546 - LM522510 N/A LM522500 N/A 4 1/4 in107.95 mm N/A 6.2987 in159.987 mm N/A 1.375 in34.925 mm N/A 1.0625 in26.988 mm N/A 1.375 in34.925 mm N/A 52200 lbf232000 N N/A 80300 lbf357000 N N/A
37431 - 37625 N/A 37000 N/A 4.3125 in109.538 mm N/A 6.25 in158.750 mm N/A 0.8440 in21.438 mm N/A 0.6250 in15.875 mm N/A 0.9063 in23.020 mm N/A 25900 lbf115000 N N/A 40100 lbf179000 N N/A
37431A - 37625 N/A 37000 N/A 4.3125 in109.538 mm N/A 6.25 in158.750 mm N/A 0.8440 in21.438 mm N/A 0.6250 in15.875 mm N/A 0.9063 in23.020 mm N/A 30700 lbf137000 N N/A 40100 lbf179000 N N/A
Unit of Measure
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