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® angular contact ball bearings are designed for combination radial and axial loading. Single-row bearings have high thrust capacity in one direction. Some single-row bearings are specifically designed for duplex mounting in sets for maximum performance.
Precision Ball Bearings
Unit of Measure
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Part Number

Rows per Set

d - Bore

D - Outer Diameter

Bearing Width

Total Width

Contact Angle

C0 - Static Radial Rating (per row)

Ce - Dynamic Radial Rating (per row)

Ball Type

CAD

3MM311WICRSUM N/A Single N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 29 mm1.1417 in N/A 25 º N/A 52600 N11800 lbf N/A 86700 N19500 lbf N/A STEEL N/A CAD
3MMC311WICRSUM N/A Single N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 29 mm1.1417 in N/A 25 º N/A 46800 N10500 lbf N/A 86700 N19500 lbf N/A Ceramic N/A CAD
2MM311WICRDUM N/A Duplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 58 mm2.2834 in N/A 15 º N/A 54600 N12200 lbf N/A 90200 N20300 lbf N/A STEEL N/A CAD
2MMC311WICRDUM N/A Duplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 58 mm2.2834 in N/A 15 º N/A 48600 N10900 lbf N/A 90200 N20300 lbf N/A Ceramic N/A CAD
3MM311WICRDUM N/A Duplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 58 mm2.2834 in N/A 25 º N/A 52600 N11800 lbf N/A 86700 N19500 lbf N/A STEEL N/A CAD
3MMC311WICRDUM N/A Duplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 58 mm2.2834 in N/A 25 º N/A 46800 N10500 lbf N/A 86700 N19500 lbf N/A Ceramic N/A CAD
2MM311WICRTUM N/A Triplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 87 mm3.4251 in N/A 15 º N/A 54600 N12200 lbf N/A 90200 N20300 lbf N/A STEEL N/A CAD
2MMC311WICRTUM N/A Triplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 87 mm3.4251 in N/A 15 º N/A 48600 N10900 lbf N/A 90200 N20300 lbf N/A Ceramic N/A CAD
3MM311WICRTUM N/A Triplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 87 mm3.4251 in N/A 25 º N/A 52600 N11800 lbf N/A 86700 N19500 lbf N/A STEEL N/A CAD
3MMC311WICRTUM N/A Triplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 87 mm3.4251 in N/A 25 º N/A 46800 N10500 lbf N/A 86700 N19500 lbf N/A Ceramic N/A CAD
2MM311WICRQUM N/A Quadruplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 116 mm4.5668 in N/A 15 º N/A 54600 N12200 lbf N/A 90200 N20300 lbf N/A STEEL N/A CAD
2MMC311WICRQUM N/A Quadruplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 116 mm4.5668 in N/A 15 º N/A 48600 N10900 lbf N/A 90200 N20300 lbf N/A Ceramic N/A CAD
3MM311WICRQUM N/A Quadruplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 116 mm4.5668 in N/A 25 º N/A 52600 N11800 lbf N/A 86700 N19500 lbf N/A STEEL N/A CAD
3MMC311WICRQUM N/A Quadruplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 116 mm4.5668 in N/A 25 º N/A 46800 N10500 lbf N/A 86700 N19500 lbf N/A Ceramic N/A CAD
2MM311WICRSUL N/A Single N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 29 mm1.1417 in N/A 15 º N/A 54600 N12200 lbf N/A 90200 N20300 lbf N/A STEEL N/A CAD
2MMC311WICRSUL N/A Single N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 29 mm1.1417 in N/A 15 º N/A 48600 N10900 lbf N/A 90200 N20300 lbf N/A Ceramic N/A CAD
3MM311WICRSUL N/A Single N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 29 mm1.1417 in N/A 25 º N/A 52600 N11800 lbf N/A 86700 N19500 lbf N/A STEEL N/A CAD
3MMC311WICRSUL N/A Single N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 29 mm1.1417 in N/A 25 º N/A 46800 N10500 lbf N/A 86700 N19500 lbf N/A Ceramic N/A CAD
2MM311WICRDUL N/A Duplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 58 mm2.2834 in N/A 15 º N/A 54600 N12200 lbf N/A 90200 N20300 lbf N/A STEEL N/A CAD
2MMC311WICRDUL N/A Duplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 58 mm2.2834 in N/A 15 º N/A 48600 N10900 lbf N/A 90200 N20300 lbf N/A Ceramic N/A CAD
3MM311WICRDUL N/A Duplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 58 mm2.2834 in N/A 25 º N/A 52600 N11800 lbf N/A 86700 N19500 lbf N/A STEEL N/A CAD
3MMC311WICRDUL N/A Duplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 58 mm2.2834 in N/A 25 º N/A 46800 N10500 lbf N/A 86700 N19500 lbf N/A Ceramic N/A CAD
2MM311WICRTUL N/A Triplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 87 mm3.4251 in N/A 15 º N/A 54600 N12200 lbf N/A 90200 N20300 lbf N/A STEEL N/A CAD
2MMC311WICRTUL N/A Triplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 87 mm3.4251 in N/A 15 º N/A 48600 N10900 lbf N/A 90200 N20300 lbf N/A Ceramic N/A CAD
3MM311WICRTUL N/A Triplex N/A 55 mm N/A 120 mm4.7244 in N/A 29 mm1.1417 in N/A 87 mm3.4251 in N/A 25 º N/A 52600 N11800 lbf N/A 86700 N19500 lbf N/A STEEL N/A CAD
Unit of Measure
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