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

389 - 382-B N/A 385 N/A 2.1880 in55.575 mm N/A 3.8125 in96.838 mm N/A 0.8640 in21.946 mm N/A 0.7018 in17.826 mm N/A 0.3125 in7.938 mm N/A 24200 lbf108000 N N/A 24100 lbf107000 N N/A CAD
387A - 382-B N/A 385 N/A 2 1/4 in57.150 mm N/A 3.8125 in96.838 mm N/A 0.8640 in21.946 mm N/A 0.7018 in17.826 mm N/A 0.3125 in7.938 mm N/A 24200 lbf108000 N N/A 24100 lbf107000 N N/A CAD
385 - 382-B N/A 385 N/A 2.1654 in55.001 mm N/A 3.8125 in96.838 mm N/A 0.8640 in21.946 mm N/A 0.7018 in17.826 mm N/A 0.3125 in7.938 mm N/A 24200 lbf108000 N N/A 24100 lbf107000 N N/A CAD
3977 - 3920-B N/A 3900 N/A 2.3622 in60 mm N/A 4-7/16 in112.713 mm N/A 1.1830 in30.048 mm N/A 0.9375 in23.813 mm N/A 0.4375 in11.113 mm N/A 31200 lbf139000 N N/A 43000 lbf191000 N N/A CAD
3982 - 3920-B N/A 3900 N/A 2 1/2 in63.500 mm N/A 4-7/16 in112.713 mm N/A 1.1830 in30.048 mm N/A 0.9375 in23.813 mm N/A 0.4375 in11.113 mm N/A 31200 lbf139000 N N/A 43000 lbf191000 N N/A CAD
3979 - 3920-B N/A 3900 N/A 2 1/4 in57.150 mm N/A 4-7/16 in112.713 mm N/A 1.1830 in30.048 mm N/A 0.9375 in23.813 mm N/A 0.4375 in11.113 mm N/A 31200 lbf139000 N N/A 43000 lbf191000 N N/A CAD
3980 - 3920-B N/A 3900 N/A 2 3/8 in60.325 mm N/A 4-7/16 in112.713 mm N/A 1.1830 in30.048 mm N/A 0.9375 in23.813 mm N/A 0.4375 in11.113 mm N/A 31200 lbf139000 N N/A 43000 lbf191000 N N/A CAD
3981 - 3920-B N/A 3900 N/A 2.3125 in58.738 mm N/A 4-7/16 in112.713 mm N/A 1.1830 in30.048 mm N/A 0.9375 in23.813 mm N/A 0.4375 in11.113 mm N/A 31200 lbf139000 N N/A 43000 lbf191000 N N/A CAD
3984 - 3920-B N/A 3900 N/A 2.6250 in66.675 mm N/A 4-7/16 in112.713 mm N/A 1.1830 in30.048 mm N/A 0.9375 in23.813 mm N/A 0.4375 in11.113 mm N/A 31200 lbf139000 N N/A 43000 lbf191000 N N/A CAD
39250 - 39412-B N/A 39000 N/A 2 1/2 in63.500 mm N/A 4.1250 in104.775 mm N/A 0.8661 in21.999 mm N/A 0.6250 in15.875 mm N/A 0.4063 in10.320 mm N/A 25800 lbf115000 N N/A 27000 lbf120000 N N/A CAD
39236 - 39412-B N/A 39000 N/A 2.3617 in59.987 mm N/A 4.1250 in104.775 mm N/A 0.8661 in21.999 mm N/A 0.6250 in15.875 mm N/A 0.4063 in10.320 mm N/A 25800 lbf115000 N N/A 27000 lbf120000 N N/A CAD
395CS - 394AB N/A 395 N/A 2.6250 in66.675 mm N/A 4.3307 in110 mm N/A 0.9230 in23.444 mm N/A 0.7411 in18.824 mm N/A 0.3690 in9.373 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
395-S - 394AB N/A 395 N/A 2.6250 in66.675 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
395X - 394AB N/A 395 N/A 2 1/2 in63.500 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
396 - 394AB N/A 395 N/A 1.9685 in50 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
396A - 394AB N/A 395 N/A 1.7712 in44.988 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
397 - 394AB N/A 395 N/A 2.3622 in60 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
395 - 394AB N/A 395 N/A 2 1/2 in63.500 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
392A - 394AB N/A 395 N/A 2 7/16 in61.913 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
399A - 394AB N/A 395 N/A 2 11/16 in68.263 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
399AS - 394AB N/A 395 N/A 2 11/16 in68.263 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
390A - 394AB N/A 395 N/A 2 1/2 in63.500 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
390 - 394AB N/A 395 N/A 2 1/4 in57.150 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
395A - 394AB N/A 395 N/A 2.6250 in66.675 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
392 - 394AB N/A 395 N/A 2 7/16 in61.913 mm N/A 4.3307 in110 mm N/A 0.8660 in21.996 mm N/A 0.7411 in18.824 mm N/A 0.3120 in7.925 mm N/A 22200 lbf98900 N N/A 28100 lbf125000 N N/A CAD
Unit of Measure
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