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A powerful software tool that combines calculators and configurators to assist you with application design, bearing selection, installation, and troubleshooting. It’s free, easy-to-use, and accessible 24/7.
Alex Waye, Timken Application Engineer, shows you how to instantly compute tangential, radial, and axial forces for better design decisions.
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 |
|---|---|---|---|---|---|---|---|---|---|
| 740 - 742D | Series N/A 745 | d - Bore N/A 3 3/16 in80.963 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21900 lbf97600 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 147000 lbf656000 N |
CAD
N/A |
| 744 - 742D | Series N/A 745 | d - Bore N/A 2.8750 in73.025 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21900 lbf97600 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 147000 lbf656000 N |
CAD
N/A |
| 750W - 742D | Series N/A 745 | d - Bore N/A 3.1250 in79.375 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 18500 lbf82400 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 124000 lbf553000 N |
CAD
N/A |
| 745 - 742D | Series N/A 745 | d - Bore N/A 2.3595 in59.931 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 18500 lbf82400 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 124000 lbf553000 N |
CAD
N/A |
| 750A - 742D | Series N/A 745 | d - Bore N/A 3 1/4 in82.550 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21900 lbf97600 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 147000 lbf656000 N |
CAD
N/A |
| 744AH - 742D | Series N/A 745 | d - Bore N/A 2.8750 in73.025 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21100 lbf93800 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 142000 lbf630000 N |
CAD
N/A |
| 750 - 742D | Series N/A 745 | d - Bore N/A 3.1250 in79.375 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21900 lbf97600 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 147000 lbf656000 N |
CAD
N/A |
| 750 - 742DC | Series N/A 745 | d - Bore N/A 3.1250 in79.375 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21900 lbf97600 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 147000 lbf656000 N |
CAD
N/A |
| 749A - 742DC | Series N/A 745 | d - Bore N/A 3 1/4 in82.550 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21900 lbf97600 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 147000 lbf656000 N |
CAD
N/A |
| 749 - 742DC | Series N/A 745 | d - Bore N/A 3.3475 in85.027 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21900 lbf97600 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 147000 lbf656000 N |
CAD
N/A |
| 750W - 742DC | Series N/A 745 | d - Bore N/A 3.1250 in79.375 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 18500 lbf82400 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 124000 lbf553000 N |
CAD
N/A |
| 748-S - 742DC | Series N/A 745 | d - Bore N/A 3 in76.2 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21900 lbf97600 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 147000 lbf656000 N |
CAD
N/A |
| 750A - 742DC | Series N/A 745 | d - Bore N/A 3 1/4 in82.550 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21900 lbf97600 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 147000 lbf656000 N |
CAD
N/A |
| 745 - 742DC | Series N/A 745 | d - Bore N/A 2.3595 in59.931 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 18500 lbf82400 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 124000 lbf553000 N |
CAD
N/A |
| 745A - 742DC | Series N/A 745 | d - Bore N/A 2 3/4 in69.850 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21900 lbf97600 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 147000 lbf656000 N |
CAD
N/A |
| 744AH - 742DC | Series N/A 745 | d - Bore N/A 2.8750 in73.025 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21100 lbf93800 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 142000 lbf630000 N |
CAD
N/A |
| 744A - 742DC | Series N/A 745 | d - Bore N/A 2 3/4 in69.850 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 18500 lbf82400 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 124000 lbf553000 N |
CAD
N/A |
| 744 - 742DC | Series N/A 745 | d - Bore N/A 2.8750 in73.025 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21900 lbf97600 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 147000 lbf656000 N |
CAD
N/A |
| 740 - 742DC | Series N/A 745 | d - Bore N/A 3 3/16 in80.963 mm | D - Cup Outer Diameter N/A 6-1/8 in155.575 mm | B - Cone Width N/A 1.8375 in46.673 mm | C - Double Cup Width N/A 3.3750 in85.725 mm | T - Bearing Width across Cones N/A 4.0000 in101.600 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 21900 lbf97600 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 147000 lbf656000 N |
CAD
N/A |
| 74536W - 74849XD | Series N/A 74000 | d - Bore N/A 5 3/8 in136.525 mm | D - Cup Outer Diameter N/A 8.5000 in215.900 mm | B - Cone Width N/A 1.875 in47.625 mm | C - Double Cup Width N/A 3.1875 in80.963 mm | T - Bearing Width across Cones N/A 4.1875 in106.363 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 22300 lbf99000 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 150000 lbf665000 N |
CAD
N/A |
| 74472 - 74849XD | Series N/A 74000 | d - Bore N/A 4.7230 in119.964 mm | D - Cup Outer Diameter N/A 8.5000 in215.900 mm | B - Cone Width N/A 1.875 in47.625 mm | C - Double Cup Width N/A 3.1875 in80.963 mm | T - Bearing Width across Cones N/A 4.1875 in106.363 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 22300 lbf99000 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 150000 lbf665000 N |
CAD
N/A |
| 74473X - 74849XD | Series N/A 74000 | d - Bore N/A 4.7244 in120 mm | D - Cup Outer Diameter N/A 8.5000 in215.900 mm | B - Cone Width N/A 1.875 in47.625 mm | C - Double Cup Width N/A 3.1875 in80.963 mm | T - Bearing Width across Cones N/A 4.1875 in106.363 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 22300 lbf99000 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 150000 lbf665000 N |
CAD
N/A |
| 74500 - 74849XD | Series N/A 74000 | d - Bore N/A 5 in127 mm | D - Cup Outer Diameter N/A 8.5000 in215.900 mm | B - Cone Width N/A 1.875 in47.625 mm | C - Double Cup Width N/A 3.1875 in80.963 mm | T - Bearing Width across Cones N/A 4.1875 in106.363 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 22300 lbf99000 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 150000 lbf665000 N |
CAD
N/A |
| 74511X - 74849XD | Series N/A 74000 | d - Bore N/A 5.1181 in130 mm | D - Cup Outer Diameter N/A 8.5000 in215.900 mm | B - Cone Width N/A 1.875 in47.625 mm | C - Double Cup Width N/A 3.1875 in80.963 mm | T - Bearing Width across Cones N/A 4.1875 in106.363 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 22300 lbf99000 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 150000 lbf665000 N |
CAD
N/A |
| 74525 - 74849XD | Series N/A 74000 | d - Bore N/A 5 1/4 in133.350 mm | D - Cup Outer Diameter N/A 8.5000 in215.900 mm | B - Cone Width N/A 1.875 in47.625 mm | C - Double Cup Width N/A 3.1875 in80.963 mm | T - Bearing Width across Cones N/A 4.1875 in106.363 mm | C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) N/A 22300 lbf99000 N | C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) N/A 150000 lbf665000 N |
CAD
N/A |