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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Timken_TRB_2ROWASSY_TDO_438-90092-A2
TRB TDO Line Drawing
Unit of Measure
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Part Number

Series

d - Bore

D - Cup Outer Diameter

B - Cone Width

C - Double Cup Width

T - Bearing Width across Cones

C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)

C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)

CAD

EE420793W - 421455D N/A 420000 N/A 7 15/16 in201.613 mm N/A 14.5000 in368.300 mm N/A 3.4999 in88.897 mm N/A 5.2500 in133.350 mm N/A 7.4999 in190.497 mm N/A 68100 lbf303000 N N/A 457000 lbf2030000 N N/A CAD Icon (for items table)
EE420793 - 421455D N/A 420000 N/A 7 15/16 in201.613 mm N/A 14.5000 in368.300 mm N/A 3.4999 in88.897 mm N/A 5.2500 in133.350 mm N/A 7.4999 in190.497 mm N/A 68100 lbf303000 N N/A 457000 lbf2030000 N N/A CAD Icon (for items table)
EE420701 - 421455D N/A 420000 N/A 7 in177.800 mm N/A 14.5000 in368.300 mm N/A 3.4999 in88.897 mm N/A 5.2500 in133.350 mm N/A 7.4999 in190.497 mm N/A 68100 lbf303000 N N/A 457000 lbf2030000 N N/A CAD Icon (for items table)
EE420751 - 421455D N/A 420000 N/A 7.5 in190.5 mm N/A 14.5000 in368.300 mm N/A 3.4999 in88.897 mm N/A 5.2500 in133.350 mm N/A 7.4999 in190.497 mm N/A 68100 lbf303000 N N/A 457000 lbf2030000 N N/A CAD Icon (for items table)
42376 - 42587D N/A 42000 N/A 3 3/4 in95.250 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 11300 lbf50100 N N/A 75600 lbf336000 N N/A CAD Icon (for items table)
42375 - 42587D N/A 42000 N/A 3 3/4 in95.250 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 11300 lbf50100 N N/A 75600 lbf336000 N N/A CAD Icon (for items table)
42373 - 42587D N/A 42000 N/A 3.7392 in94.976 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 9490 lbf42200 N N/A 63800 lbf284000 N N/A CAD Icon (for items table)
42346 - 42587D N/A 42000 N/A 3.4630 in87.960 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 11300 lbf50100 N N/A 75600 lbf336000 N N/A CAD Icon (for items table)
42381 - 42587D N/A 42000 N/A 3.8125 in96.838 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 11300 lbf50100 N N/A 75600 lbf336000 N N/A CAD Icon (for items table)
42350 - 42587D N/A 42000 N/A 3 1/2 in88.900 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 11300 lbf50100 N N/A 75600 lbf336000 N N/A CAD Icon (for items table)
42362 - 42587D N/A 42000 N/A 3.6250 in92.075 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 9490 lbf42200 N N/A 63800 lbf284000 N N/A CAD Icon (for items table)
42373 - 42587DC N/A 42000 N/A 3.7392 in94.976 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 9490 lbf42200 N N/A 63800 lbf284000 N N/A CAD Icon (for items table)
42368 - 42587DC N/A 42000 N/A 3 11/16 in93.663 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 11300 lbf50100 N N/A 75600 lbf336000 N N/A CAD Icon (for items table)
42375 - 42587DC N/A 42000 N/A 3 3/4 in95.250 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 11300 lbf50100 N N/A 75600 lbf336000 N N/A CAD Icon (for items table)
42362 - 42587DC N/A 42000 N/A 3.6250 in92.075 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 9490 lbf42200 N N/A 63800 lbf284000 N N/A CAD Icon (for items table)
42381 - 42587DC N/A 42000 N/A 3.8125 in96.838 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 11300 lbf50100 N N/A 75600 lbf336000 N N/A CAD Icon (for items table)
42346 - 42587DC N/A 42000 N/A 3.4630 in87.960 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 11300 lbf50100 N N/A 75600 lbf336000 N N/A CAD Icon (for items table)
42376 - 42587DC N/A 42000 N/A 3 3/4 in95.250 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 11300 lbf50100 N N/A 75600 lbf336000 N N/A CAD Icon (for items table)
42350 - 42587DC N/A 42000 N/A 3 1/2 in88.900 mm N/A 5 7/8 in149.225 mm N/A 1.1406 in28.971 mm N/A 2.0625 in52.388 mm N/A 2.6248 in66.670 mm N/A 11300 lbf50100 N N/A 75600 lbf336000 N N/A CAD Icon (for items table)
EE430902 - 431576CD N/A 430000 N/A 9 in228.600 mm N/A 15.7500 in400.050 mm N/A 3.4375 in87.313 mm N/A 5.3750 in136.525 mm N/A 7.3749 in187.322 mm N/A 65500 lbf291000 N N/A 440000 lbf1960000 N N/A CAD Icon (for items table)
EE430900 - 431576CD N/A 430000 N/A 9 in228.600 mm N/A 15.7500 in400.050 mm N/A 3.4375 in87.313 mm N/A 5.3750 in136.525 mm N/A 7.3749 in187.322 mm N/A 65500 lbf291000 N N/A 440000 lbf1960000 N N/A CAD Icon (for items table)
EE430888 - 431576CD N/A 430000 N/A 8.875 in225.425 mm N/A 15.7500 in400.050 mm N/A 3.4375 in87.313 mm N/A 5.3750 in136.525 mm N/A 7.3749 in187.322 mm N/A 65500 lbf291000 N N/A 440000 lbf1960000 N N/A CAD Icon (for items table)
435 - 432D N/A 435 N/A 1 3/4 in44.45 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
447 - 432D N/A 435 N/A 1 5/8 in41.275 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
441 - 432D N/A 435 N/A 1.3780 in35.001 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
438W - 432D N/A 435 N/A 1 3/4 in44.45 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
449 - 432D N/A 435 N/A 1 3/8 in34.925 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
444 - 432D N/A 435 N/A 1 1/2 in38.1 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
442-S - 432D N/A 435 N/A 1.5748 in40 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
440 - 432D N/A 435 N/A 1 1/2 in38.1 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
439 - 432D N/A 435 N/A 1 5/8 in41.275 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
438 - 432D N/A 435 N/A 1 3/4 in44.45 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
437 - 432D N/A 435 N/A 1.8020 in45.771 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
436 - 432D N/A 435 N/A 1.8125 in46.038 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
443 - 432D N/A 435 N/A 1 1/4 in31.75 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
435 - 432DC N/A 435 N/A 1 3/4 in44.45 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
438 - 432DC N/A 435 N/A 1 3/4 in44.45 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
441 - 432DC N/A 435 N/A 1.3780 in35.001 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
440 - 432DC N/A 435 N/A 1 1/2 in38.1 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
449 - 432DC N/A 435 N/A 1 3/8 in34.925 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
439 - 432DC N/A 435 N/A 1 5/8 in41.275 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
444 - 432DC N/A 435 N/A 1 1/2 in38.1 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
436 - 432DC N/A 435 N/A 1.8125 in46.038 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
437 - 432DC N/A 435 N/A 1.8020 in45.771 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
443 - 432DC N/A 435 N/A 1 1/4 in31.75 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
438W - 432DC N/A 435 N/A 1 3/4 in44.45 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
447 - 432DC N/A 435 N/A 1 5/8 in41.275 mm N/A 3.7500 in95.250 mm N/A 1.1772 in29.901 mm N/A 2.0000 in50.800 mm N/A 2.4376 in61.915 mm N/A 7400 lbf32900 N N/A 49700 lbf221000 N N/A CAD Icon (for items table)
43138X - 43319D N/A 43000 N/A 1.3780 in35.001 mm N/A 3.1875 in80.963 mm N/A 0.9166 in23.282 mm N/A 1.5625 in39.688 mm N/A 2.1251 in53.978 mm N/A 4520 lbf20100 N N/A 30400 lbf135000 N N/A CAD Icon (for items table)
43132 - 43319D N/A 43000 N/A 1 5/16 in33.338 mm N/A 3.1875 in80.963 mm N/A 0.9478 in24.074 mm N/A 1.5625 in39.688 mm N/A 2.1875 in55.563 mm N/A 5360 lbf23900 N N/A 36000 lbf160000 N N/A CAD Icon (for items table)
43096 - 43319D N/A 43000 N/A 0.9600 in24.384 mm N/A 3.1875 in80.963 mm N/A 0.9478 in24.074 mm N/A 1.5625 in39.688 mm N/A 2.1875 in55.563 mm N/A 5360 lbf23900 N N/A 36000 lbf160000 N N/A CAD Icon (for items table)
Unit of Measure
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