DOUBLE-ROW TYPE TDO
TAPERED ROLLER BEARINGS 568 TIMKEN TAPERED ROLLER BEARING CATALOG
(1)
Based on 1 x 10
6
revolutions L
10
life, for the ISO life-calculation method. C
1(2)
is the double-row radial value.
(2)
Consult your Timken engineer for instructions on use or review the Timken Engineering Manual on timken.com/catalogs.
(3)
Based on 90 x 10
6
revolutions L
10
life, for The Timken Company life-calculation method. C
90
and C
a90
are radial and thrust values for a single row. C
90(2)
is the double-row radial value.
TYPE TDO
D d C T R r D
a
d
b
R K
a
K
b
Locking pin for CD outer race.
Bearing Dimensions Load Ratings Double Outer Ring Width C Bore d O.D. D Width T Dynamic
(1)
Factors
(2)
Dynamic
(3)
Factors
(2)
C
1(2)
e Y
1
Y
2
C
90
C
a90
C
90(2)
K mm in. mm in. mm in. mm in. N lbf N lbf N lbf N lbf 187.325 269.875 119.062 93.662 955000 0.33 2.03 3.02 142000 80900 247000 1.76 7.3750 10.6250 4.6875 3.6875 215000 32000 18200 55600 187.325 320.675 185.738 138.112 1830000 0.32 2.12 3.15 272000 148000 473000 1.83 7.3750 12.6250 7.3125 5.4375 410000 61100 33400 106000 190.500 266.700 103.188 84.138 725000 0.48 1.41 2.11 108000 88200 188000 1.22 7.5000 10.5000 4.0625 3.3125 163000 24300 19800 42300 190.500 317.500 146.050 111.125 1270000 0.52 1.29 1.92 190000 170000 330000 1.12 7.5000 12.5000 5.7500 4.3750 286000 42600 38200 74200 190.500 368.300 193.675 136.525 2030000 0.40 1.68 2.50 303000 208000 527000 1.45 7.5000 14.5000 7.6250 5.3750 457000 68100 46800 118000 192.088 266.700 103.188 84.138 725000 0.48 1.41 2.11 108000 88200 188000 1.22 7.5625 10.5000 4.0625 3.3125 163000 24300 19800 42300 196.850 257.175 85.725 66.675 554000 0.45 1.51 2.25 82500 63100 144000 1.31 7.7500 10.1250 3.3750 2.6250 125000 18600 14200 32300 196.850 317.500 146.050 111.125 1270000 0.52 1.29 1.92 190000 170000 330000 1.12 7.7500 12.5000 5.7500 4.3750 286000 42600 38200 74200 200.025 292.100 125.415 101.600 1040000 0.33 2.03 3.02 156000 88500 271000 1.76 7.8750 11.5000 4.9376 4.0000 235000 35000 19900 60900 200.025 317.500 146.050 111.125 1270000 0.52 1.29 1.92 190000 170000 330000 1.12 7.8750 12.5000 5.7500 4.3750 286000 42600 38200 74200 200.025 333.375 149.225 114.300 1600000 0.44 1.54 2.29 238000 179000 414000 1.33 7.8750 13.1250 5.8750 4.5000 359000 53400 40200 93000 200.025 384.175 238.125 193.675 2920000 0.33 2.03 3.02 434000 247000 756000 1.76 7.8750 15.1250 9.3750 7.6250 656000 97600 55600 170000 200.025 384.175 238.125 193.675 3080000 0.33 2.03 3.02 459000 261000 800000 1.76 7.8750 15.1250 9.3750 7.6250 693000 103000 58800 180000 203.200 282.575 101.600 82.550 875000 0.51 1.33 1.97 130000 114000 227000 1.15 8.0000 11.1250 4.0000 3.2500 197000 29300 25500 51000 203.200 292.100 109.538 84.138 1170000 0.40 1.69 2.51 174000 119000 303000 1.46 8.0000 11.5000 4.3125 3.3125 263000 39100 26800 68200 203.200 292.100 125.415 101.600 1040000 0.33 2.03 3.02 156000 88500 271000 1.76 8.0000 11.5000 4.9376 4.0000 235000 35000 19900 60900 203.200 292.100 125.415 101.600 1200000 0.33 2.03 3.02 178000 102000 311000 1.76 8.0000 11.5000 4.9376 4.0000 269000 40100 22800 69800
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