Aurora Bearing Company
Aurora Bearing Company
901 Aucutt Rd.
Montgomery, IL 60538
Phone: 630.859.2030 • Fax: 630.859.0971
Email: customersupport@aurorabearing.com • Website: www.aurorabearing.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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
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 CAD Icon (for items table)
EE514045 - 514110 N/A 514000 N/A 4 1/2 in114.300 mm N/A 11.0000 in279.400 mm N/A 3.2500 in82.550 mm N/A 2.1250 in53.975 mm N/A 3.2500 in82.550 mm N/A 180000 lbf802000 N N/A 227000 lbf1010000 N N/A CAD Icon (for items table)
64450 - 64700 N/A 64000 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
64450W - 64700 N/A 64000 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
64450 - 64701X N/A 64000 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
64450W - 64701X N/A 64000 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
64450 - 64708 N/A 64000 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
64450W - 64708 N/A 64000 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
64450W - 64713 N/A 64000 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
64450 - 64713 N/A 64000 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
68450 - 68709 N/A 68000 N/A 4 1/2 in114.300 mm N/A 7.0856 in179.974 mm N/A 1.2500 in31.750 mm N/A 1.0000 in25.400 mm N/A 1.375 in34.925 mm N/A 52100 lbf232000 N N/A 61000 lbf271000 N N/A CAD Icon (for items table)
68450 - 68712 N/A 68000 N/A 4 1/2 in114.300 mm N/A 7-1/8 in180.975 mm N/A 1.2500 in31.750 mm N/A 1.0000 in25.400 mm N/A 1.375 in34.925 mm N/A 52100 lbf232000 N N/A 61000 lbf271000 N N/A CAD Icon (for items table)
68450 - 68712RB N/A 68000 N/A 4 1/2 in114.300 mm N/A 7-1/8 in180.975 mm N/A 1.2500 in31.750 mm N/A 1.0000 in25.400 mm N/A 1.375 in34.925 mm N/A 52100 lbf232000 N N/A 61000 lbf271000 N N/A CAD Icon (for items table)
68450 - 68726 N/A 68000 N/A 4 1/2 in114.300 mm N/A 7-1/4 in184.150 mm N/A 1.2500 in31.750 mm N/A 1.1406 in28.971 mm N/A 1.4688 in37.308 mm N/A 52100 lbf232000 N N/A 61000 lbf271000 N N/A CAD Icon (for items table)
71451 - 71750 N/A 71000 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
71450 - 71750 N/A 71000 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
938 - 930 N/A 935 N/A 4 1/2 in114.300 mm N/A 8.1250 in206.375 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 CAD Icon (for items table)
938 - 932 N/A 935 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
938 - 933 N/A 935 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
97450 - 97900 N/A 97000 N/A 4 1/2 in114.300 mm N/A 9 in228.6 mm N/A 1.9460 in49.428 mm N/A 1.5000 in38.100 mm N/A 2.1250 in53.975 mm N/A 84500 lbf376000 N N/A 109000 lbf486000 N N/A CAD Icon (for items table)
97450 - 97905X N/A 97000 N/A 4 1/2 in114.300 mm N/A 9.0551 in230 mm N/A 1.9460 in49.428 mm N/A 1.5000 in38.100 mm N/A 2.1250 in53.975 mm N/A 84500 lbf376000 N N/A 109000 lbf486000 N N/A CAD Icon (for items table)
DX256794 - DX591899 N/A N/A 4 1/2 in114.300 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 188000 lbf837000 N N/A 204000 lbf906000 N N/A CAD Icon (for items table)
HH224346V - HH224310 N/A HH224300 N/A 4 1/2 in114.300 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 181000 lbf806000 N N/A 204000 lbf906000 N N/A CAD Icon (for items table)
HH224346 - HH224310 N/A HH224300 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
HH224346 - HH224310V N/A HH224300 N/A 4 1/2 in114.300 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 CAD Icon (for items table)
HH224346V - HH224314 N/A HH224300 N/A 4 1/2 in114.300 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 181000 lbf806000 N N/A 204000 lbf906000 N N/A CAD Icon (for items table)
Unit of Measure
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