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

2691 - 2631-B N/A 2600 N/A 1.1562 in29.367 mm N/A 2.6150 in66.421 mm N/A 1.0013 in25.433 mm N/A 0.7500 in19.050 mm N/A 0.3435 in8.725 mm N/A 17200 lbf76600 N N/A 18400 lbf81700 N N/A CAD
2687 - 2631-B N/A 2600 N/A 1 in25.400 mm N/A 2.6150 in66.421 mm N/A 1.0013 in25.433 mm N/A 0.7500 in19.050 mm N/A 0.3435 in8.725 mm N/A 17200 lbf76600 N N/A 18400 lbf81700 N N/A CAD
2688 - 2631-B N/A 2600 N/A 1.0625 in26.988 mm N/A 2.6150 in66.421 mm N/A 1.0013 in25.433 mm N/A 0.7500 in19.050 mm N/A 0.3435 in8.725 mm N/A 17200 lbf76600 N N/A 18400 lbf81700 N N/A CAD
2689 - 2631-B N/A 2600 N/A 1 1/8 in28.575 mm N/A 2.6150 in66.421 mm N/A 1.0013 in25.433 mm N/A 0.7500 in19.050 mm N/A 0.3435 in8.725 mm N/A 17200 lbf76600 N N/A 18400 lbf81700 N N/A CAD
2690 - 2631-B N/A 2600 N/A 1.1562 in29.367 mm N/A 2.6150 in66.421 mm N/A 1.0013 in25.433 mm N/A 0.7500 in19.050 mm N/A 0.3435 in8.725 mm N/A 17200 lbf76600 N N/A 18400 lbf81700 N N/A CAD
26884 - 26822-B N/A 26800 N/A 1.6880 in42.875 mm N/A 3.1250 in79.375 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.3438 in8.732 mm N/A 20500 lbf91100 N N/A 24800 lbf110000 N N/A CAD
26882 - 26822-B N/A 26800 N/A 1 5/8 in41.275 mm N/A 3.1250 in79.375 mm N/A 1.0000 in25.400 mm N/A 0.7500 in19.050 mm N/A 0.3438 in8.732 mm N/A 20500 lbf91100 N N/A 24800 lbf110000 N N/A CAD
2786 - 2720-B N/A 2700 N/A 1 3/8 in34.925 mm N/A 3 in76.2 mm N/A 1.0100 in25.654 mm N/A 0.7500 in19.050 mm N/A 0.4375 in11.113 mm N/A 19500 lbf86900 N N/A 23000 lbf102000 N N/A CAD
2788 - 2720-B N/A 2700 N/A 1 1/2 in38.1 mm N/A 3 in76.2 mm N/A 1.0100 in25.654 mm N/A 0.7500 in19.050 mm N/A 0.4375 in11.113 mm N/A 19500 lbf86900 N N/A 23000 lbf102000 N N/A CAD
2793 - 2720-B N/A 2700 N/A 1 3/8 in34.925 mm N/A 3 in76.2 mm N/A 1.0100 in25.654 mm N/A 0.7500 in19.050 mm N/A 0.4375 in11.113 mm N/A 19500 lbf86900 N N/A 23000 lbf102000 N N/A CAD
2796 - 2720-B N/A 2700 N/A 1 3/8 in34.925 mm N/A 3 in76.2 mm N/A 1.0100 in25.654 mm N/A 0.7500 in19.050 mm N/A 0.4375 in11.113 mm N/A 19500 lbf86900 N N/A 23000 lbf102000 N N/A CAD
EE275108 - 275158-B N/A 275000 N/A 10.7500 in273.050 mm N/A 15.8750 in403.225 mm N/A 2.7500 in69.850 mm N/A 1.8125 in46.038 mm N/A 1.5000 in38.100 mm N/A 228000 lbf1010000 N N/A 359000 lbf1600000 N N/A CAD
EE275105 - 275158-B N/A 275000 N/A 10 1/2 in266.7 mm N/A 15.8750 in403.225 mm N/A 2.7500 in69.850 mm N/A 1.8125 in46.038 mm N/A 1.5000 in38.100 mm N/A 228000 lbf1010000 N N/A 359000 lbf1600000 N N/A CAD
EE275100 - 275158-B N/A 275000 N/A 10 in254 mm N/A 15.8750 in403.225 mm N/A 2.7500 in69.850 mm N/A 1.8125 in46.038 mm N/A 1.5000 in38.100 mm N/A 228000 lbf1010000 N N/A 359000 lbf1600000 N N/A CAD
27684 - 27620-B N/A 27600 N/A 3 in76.2 mm N/A 4.9375 in125.413 mm N/A 1.0000 in25.400 mm N/A 0.7813 in19.845 mm N/A 0.4062 in10.317 mm N/A 26300 lbf117000 N N/A 39900 lbf178000 N N/A CAD
27687 - 27620-B N/A 27600 N/A 3 1/4 in82.550 mm N/A 4.9375 in125.413 mm N/A 1.0000 in25.400 mm N/A 0.7813 in19.845 mm N/A 0.4062 in10.317 mm N/A 26300 lbf117000 N N/A 39900 lbf178000 N N/A CAD
27690 - 27620-B N/A 27600 N/A 3.2813 in83.345 mm N/A 4.9375 in125.413 mm N/A 1.0000 in25.400 mm N/A 0.7813 in19.845 mm N/A 0.4062 in10.317 mm N/A 26300 lbf117000 N N/A 39900 lbf178000 N N/A CAD
28137 - 28315-B N/A 28000 N/A 1 3/8 in34.925 mm N/A 3.1496 in80 mm N/A 0.8244 in20.940 mm N/A 0.6250 in15.875 mm N/A 0.3583 in9.101 mm N/A 16900 lbf75200 N N/A 15500 lbf68900 N N/A CAD
28150 - 28315-B N/A 28000 N/A 1 1/2 in38.1 mm N/A 3.1496 in80 mm N/A 0.8244 in20.940 mm N/A 0.6250 in15.875 mm N/A 0.3583 in9.101 mm N/A 16900 lbf75200 N N/A 15500 lbf68900 N N/A CAD
28151 - 28315-B N/A 28000 N/A 1 1/2 in38.1 mm N/A 3.1496 in80 mm N/A 0.8244 in20.940 mm N/A 0.6250 in15.875 mm N/A 0.3583 in9.101 mm N/A 14300 lbf63500 N N/A 15500 lbf68900 N N/A CAD
28158 - 28315-B N/A 28000 N/A 1.5748 in40 mm N/A 3.1496 in80 mm N/A 0.8244 in20.940 mm N/A 0.6250 in15.875 mm N/A 0.3583 in9.101 mm N/A 16900 lbf75200 N N/A 15500 lbf68900 N N/A CAD
28118 - 28315-B N/A 28000 N/A 1 3/16 in30.163 mm N/A 3.1496 in80 mm N/A 0.8244 in20.940 mm N/A 0.6250 in15.875 mm N/A 0.3583 in9.101 mm N/A 16900 lbf75200 N N/A 15500 lbf68900 N N/A CAD
28138 - 28315-B N/A 28000 N/A 1.3770 in34.976 mm N/A 3.1496 in80 mm N/A 0.8244 in20.940 mm N/A 0.6250 in15.875 mm N/A 0.3583 in9.101 mm N/A 14300 lbf63500 N N/A 15500 lbf68900 N N/A CAD
28580 - 28521-B N/A 28500 N/A 2 in50.8 mm N/A 3.6250 in92.075 mm N/A 1.0000 in25.400 mm N/A 0.7813 in19.845 mm N/A 0.3437 in8.730 mm N/A 22200 lbf98900 N N/A 29200 lbf130000 N N/A CAD
28584 - 28521-B N/A 28500 N/A 2.0625 in52.388 mm N/A 3.6250 in92.075 mm N/A 1.0000 in25.400 mm N/A 0.7813 in19.845 mm N/A 0.3437 in8.730 mm N/A 22200 lbf98900 N N/A 29200 lbf130000 N N/A CAD
Unit of Measure
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