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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Timken_TRB_1ROWASSY_TSF
TRB TSF Line Drawing
Unit of Measure
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Part Number

Series

d - Bore

D - Cup Outer Diameter

B - Cone Width

C - Cup Width

T1 - Bearing Width to Flange

C1 - Dynamic Radial Rating (1 million revolutions)

C0 - Static Radial Rating

CAD

615 - 612-B N/A 615 N/A 1 3/4 in44.450 mm N/A 4 3/4 in120.650 mm N/A 1.625 in41.275 mm N/A 1.2500 in31.750 mm N/A 0.6525 in16.574 mm N/A 46600 lbf207000 N N/A 54800 lbf244000 N N/A CAD
6277 - 6220-B N/A 6200 N/A 1 3/4 in44.450 mm N/A 5 in127 mm N/A 2.0625 in52.388 mm N/A 1.6250 in41.275 mm N/A 0.6875 in17.463 mm N/A 68800 lbf306000 N N/A 83300 lbf370000 N N/A CAD
6280 - 6220-B N/A 6200 N/A 2.1250 in53.975 mm N/A 5 in127 mm N/A 2.0625 in52.388 mm N/A 1.6250 in41.275 mm N/A 0.6875 in17.463 mm N/A 68800 lbf306000 N N/A 83300 lbf370000 N N/A CAD
6375 - 6320-B N/A 6300 N/A 2 1/4 in57.150 mm N/A 5.3447 in135.755 mm N/A 2.2050 in56.007 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.463 mm N/A 72300 lbf321000 N N/A 90900 lbf404000 N N/A CAD
6386 - 6320-B N/A 6300 N/A 2.6250 in66.675 mm N/A 5.3447 in135.755 mm N/A 2.2050 in56.007 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.463 mm N/A 72300 lbf321000 N N/A 90900 lbf404000 N N/A CAD
6381 - 6320-B N/A 6300 N/A 2.1649 in54.988 mm N/A 5.3447 in135.755 mm N/A 2.2050 in56.007 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.463 mm N/A 72300 lbf321000 N N/A 90900 lbf404000 N N/A CAD
6380 - 6320-B N/A 6300 N/A 2.1580 in54.813 mm N/A 5.3447 in135.755 mm N/A 2.2050 in56.007 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.463 mm N/A 72300 lbf321000 N N/A 90900 lbf404000 N N/A CAD
6379 - 6320-B N/A 6300 N/A 2.5625 in65.088 mm N/A 5.3447 in135.755 mm N/A 2.2050 in56.007 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.463 mm N/A 85600 lbf381000 N N/A 90900 lbf404000 N N/A CAD
6376 - 6320-B N/A 6300 N/A 2 3/8 in60.325 mm N/A 5.3447 in135.755 mm N/A 2.2050 in56.007 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.463 mm N/A 72300 lbf321000 N N/A 90900 lbf404000 N N/A CAD
645 - 632-B N/A 635 N/A 2 13/16 in71.438 mm N/A 5.3750 in136.525 mm N/A 1.625 in41.275 mm N/A 1.2500 in31.750 mm N/A 0.6560 in16.662 mm N/A 62100 lbf276000 N N/A 67000 lbf298000 N N/A CAD
641 - 632-B N/A 635 N/A 2.6250 in66.675 mm N/A 5.3750 in136.525 mm N/A 1.625 in41.275 mm N/A 1.2500 in31.750 mm N/A 0.6560 in16.662 mm N/A 62100 lbf276000 N N/A 67000 lbf298000 N N/A CAD
642 - 632-B N/A 635 N/A 2 11/16 in68.263 mm N/A 5.3750 in136.525 mm N/A 1.625 in41.275 mm N/A 1.2500 in31.750 mm N/A 0.6560 in16.662 mm N/A 52400 lbf233000 N N/A 67000 lbf298000 N N/A CAD
EE640192 - 640260-B N/A 640000 N/A 19.2500 in488.950 mm N/A 26.0 in660.400 mm N/A 3.7188 in94.458 mm N/A 2.75 in69.85 mm N/A 1.5000 in38.100 mm N/A 533000 lbf2370000 N N/A 1030000 lbf4590000 N N/A CAD
6461 - 6420-B N/A 6400 N/A 3 in76.2 mm N/A 5 7/8 in149.225 mm N/A 2.1350 in54.229 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.462 mm N/A 92400 lbf411000 N N/A 104000 lbf463000 N N/A CAD
6461A - 6420-B N/A 6400 N/A 3 in76.2 mm N/A 5 7/8 in149.225 mm N/A 2.1350 in54.229 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.462 mm N/A 92400 lbf411000 N N/A 104000 lbf463000 N N/A CAD
6464 - 6420-B N/A 6400 N/A 2.5575 in64.961 mm N/A 5 7/8 in149.225 mm N/A 2.1350 in54.229 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.462 mm N/A 92400 lbf411000 N N/A 104000 lbf463000 N N/A CAD
6460 - 6420-B N/A 6400 N/A 2.8750 in73.025 mm N/A 5 7/8 in149.225 mm N/A 2.1350 in54.229 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.462 mm N/A 92400 lbf411000 N N/A 104000 lbf463000 N N/A CAD
6475 - 6420-B N/A 6400 N/A 2 1/2 in63.500 mm N/A 5 7/8 in149.225 mm N/A 2.1350 in54.229 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.462 mm N/A 92400 lbf411000 N N/A 104000 lbf463000 N N/A CAD
6455 - 6420-B N/A 6400 N/A 2 1/4 in57.150 mm N/A 5 7/8 in149.225 mm N/A 2.1350 in54.229 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.462 mm N/A 92400 lbf411000 N N/A 104000 lbf463000 N N/A CAD
6454 - 6420-B N/A 6400 N/A 2 3/4 in69.850 mm N/A 5 7/8 in149.225 mm N/A 2.1350 in54.229 mm N/A 1.7500 in44.450 mm N/A 0.6875 in17.462 mm N/A 92400 lbf411000 N N/A 104000 lbf463000 N N/A CAD
64433 - 64700-B N/A 64000 N/A 4.3304 in109.992 mm N/A 7.0000 in177.800 mm N/A 1.625 in41.275 mm N/A 1.1875 in30.163 mm N/A 0.7188 in18.258 mm N/A 61800 lbf275000 N N/A 94200 lbf419000 N N/A CAD
64450 - 64700-B N/A 64000 N/A 4 1/2 in114.300 mm N/A 7.0000 in177.800 mm N/A 1.625 in41.275 mm N/A 1.1875 in30.163 mm N/A 0.7188 in18.258 mm N/A 61800 lbf275000 N N/A 94200 lbf419000 N N/A CAD
657 - 652-B N/A 655 N/A 2.8750 in73.025 mm N/A 6 in152.400 mm N/A 1.625 in41.275 mm N/A 1.2500 in31.750 mm N/A 0.6562 in16.667 mm N/A 55500 lbf247000 N N/A 75300 lbf335000 N N/A CAD
655 - 652-B N/A 655 N/A 2 3/4 in69.850 mm N/A 6 in152.400 mm N/A 1.625 in41.275 mm N/A 1.2500 in31.750 mm N/A 0.6562 in16.667 mm N/A 55500 lbf247000 N N/A 75300 lbf335000 N N/A CAD
665 - 652-B N/A 655 N/A 3.3750 in85.725 mm N/A 6 in152.400 mm N/A 1.625 in41.275 mm N/A 1.2500 in31.750 mm N/A 0.6562 in16.667 mm N/A 55500 lbf247000 N N/A 75300 lbf335000 N N/A CAD
Unit of Measure
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