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

37431AN - 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
37431 - 37625RB 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 - 37625RB 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
71432 - 71750 N/A 71000 N/A 4.3288 in109.952 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
64432 - 64700 N/A 64000 N/A 4.3297 in109.974 mm N/A 7 in177.8 mm N/A 1.625 in41.275 mm N/A 1.1875 in30.163 mm N/A 1.6250 in41.275 mm N/A 61800 lbf275000 N N/A 94200 lbf419000 N N/A
64432 - 64701X N/A 64000 N/A 4.3297 in109.974 mm N/A 7.0079 in178.001 mm N/A 1.625 in41.275 mm N/A 1.1875 in30.163 mm N/A 1.6250 in41.275 mm N/A 61800 lbf275000 N N/A 94200 lbf419000 N N/A
64432 - 64708 N/A 64000 N/A 4.3297 in109.974 mm N/A 7.0856 in179.974 mm N/A 1.625 in41.275 mm N/A 1.1875 in30.163 mm N/A 1.6250 in41.275 mm N/A 61800 lbf275000 N N/A 94200 lbf419000 N N/A
64432 - 64713 N/A 64000 N/A 4.3297 in109.974 mm N/A 7-1/8 in180.975 mm N/A 1.625 in41.275 mm N/A 1.1875 in30.163 mm N/A 1.6250 in41.275 mm N/A 61800 lbf275000 N N/A 94200 lbf419000 N N/A
H924043 - H924010 N/A H924000 N/A 4.3301 in109.985 mm N/A 8.4375 in214.313 mm N/A 2.0625 in52.388 mm N/A 1.5625 in39.688 mm N/A 2.1875 in55.563 mm N/A 106000 lbf470000 N N/A 137000 lbf610000 N N/A
LM522548 - LM522510 N/A LM522500 N/A 4.3302 in109.987 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 44000 lbf196000 N N/A 80300 lbf357000 N N/A
LM522549 - LM522510 N/A LM522500 N/A 4.3302 in109.987 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
LM522549 - LM522518 N/A LM522500 N/A 4.3302 in109.987 mm N/A 6.4857 in164.737 mm N/A 1.375 in34.925 mm N/A 1.2650 in32.131 mm N/A 1.4690 in37.313 mm N/A 52200 lbf232000 N N/A 80300 lbf357000 N N/A
64433 - 64700 N/A 64000 N/A 4.3304 in109.992 mm N/A 7 in177.8 mm N/A 1.625 in41.275 mm N/A 1.1875 in30.163 mm N/A 1.6250 in41.275 mm N/A 61800 lbf275000 N N/A 94200 lbf419000 N N/A
64433 - 64701X N/A 64000 N/A 4.3304 in109.992 mm N/A 7.0079 in178.001 mm N/A 1.625 in41.275 mm N/A 1.1875 in30.163 mm N/A 1.6250 in41.275 mm N/A 61800 lbf275000 N N/A 94200 lbf419000 N N/A
64433 - 64708 N/A 64000 N/A 4.3304 in109.992 mm N/A 7.0856 in179.974 mm N/A 1.625 in41.275 mm N/A 1.1875 in30.163 mm N/A 1.6250 in41.275 mm N/A 61800 lbf275000 N N/A 94200 lbf419000 N N/A
64433 - 64713 N/A 64000 N/A 4.3304 in109.992 mm N/A 7-1/8 in180.975 mm N/A 1.625 in41.275 mm N/A 1.1875 in30.163 mm N/A 1.6250 in41.275 mm N/A 61800 lbf275000 N N/A 94200 lbf419000 N N/A
71433X - 71750 N/A 71000 N/A 4.3307 in110 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
942 - 932 N/A 935 N/A 4.3307 in110 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 129000 lbf572000 N N/A 177000 lbf786000 N N/A
942 - 933 N/A 935 N/A 4.3307 in110 mm N/A 8.2677 in210 mm N/A 2.6250 in66.675 mm N/A 2.1250 in53.975 mm N/A 2.6378 in67.000 mm N/A 129000 lbf572000 N N/A 177000 lbf786000 N N/A
67434 - 67675 N/A 67000 N/A 4.3438 in110.333 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 44300 lbf197000 N N/A 60300 lbf268000 N N/A
64437 - 64700 N/A 64000 N/A 4.3750 in111.125 mm N/A 7 in177.8 mm N/A 1.625 in41.275 mm N/A 1.1875 in30.163 mm N/A 1.6250 in41.275 mm N/A 61800 lbf275000 N N/A 94200 lbf419000 N N/A
67437 - 67675 N/A 67000 N/A 4.3750 in111.125 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
71437 - 71750 N/A 71000 N/A 4.3750 in111.125 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
H924045 - H924010 N/A H924000 N/A 4.3750 in111.125 mm N/A 8.4375 in214.313 mm N/A 2.0625 in52.388 mm N/A 1.5625 in39.688 mm N/A 2.1875 in55.563 mm N/A 125000 lbf557000 N N/A 137000 lbf610000 N N/A
947 - 932 N/A 935 N/A 4.4062 in111.917 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 129000 lbf572000 N N/A 177000 lbf786000 N N/A
Unit of Measure
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