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

2MMC301WICRQUH N/A Quadruplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 48 mm1.8896 in N/A 15 º N/A 4230 N950 lbf N/A 11000 N2480 lbf N/A Ceramic N/A
3MM301WICRQUH N/A Quadruplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 48 mm1.8896 in N/A 25 º N/A 4600 N1040 lbf N/A 10800 N2420 lbf N/A STEEL N/A
3MMC301WICRQUH N/A Quadruplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 48 mm1.8896 in N/A 25 º N/A 4090 N920 lbf N/A 10800 N2420 lbf N/A Ceramic N/A
2MM301WICRSUM N/A Single N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 12 mm0.4724 in N/A 15 º N/A 4750 N1070 lbf N/A 11000 N2480 lbf N/A STEEL N/A
2MMC301WICRSUM N/A Single N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 12 mm0.4724 in N/A 15 º N/A 4230 N950 lbf N/A 11000 N2480 lbf N/A Ceramic N/A
3MM301WICRSUM N/A Single N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 12 mm0.4724 in N/A 25 º N/A 4600 N1040 lbf N/A 10800 N2420 lbf N/A STEEL N/A
3MMC301WICRSUM N/A Single N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 12 mm0.4724 in N/A 25 º N/A 4090 N920 lbf N/A 10800 N2420 lbf N/A Ceramic N/A
2MM301WICRDUM N/A Duplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 24 mm0.9448 in N/A 15 º N/A 4750 N1070 lbf N/A 11000 N2480 lbf N/A STEEL N/A
2MMC301WICRDUM N/A Duplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 24 mm0.9448 in N/A 15 º N/A 4230 N950 lbf N/A 11000 N2480 lbf N/A Ceramic N/A
3MM301WICRDUM N/A Duplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 24 mm0.9448 in N/A 25 º N/A 4600 N1040 lbf N/A 10800 N2420 lbf N/A STEEL N/A
3MMC301WICRDUM N/A Duplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 24 mm0.9448 in N/A 25 º N/A 4090 N920 lbf N/A 10800 N2420 lbf N/A Ceramic N/A
2MM301WICRTUM N/A Triplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 36 mm1.4172 in N/A 15 º N/A 4750 N1070 lbf N/A 11000 N2480 lbf N/A STEEL N/A
2MMC301WICRTUM N/A Triplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 36 mm1.4172 in N/A 15 º N/A 4230 N950 lbf N/A 11000 N2480 lbf N/A Ceramic N/A
3MM301WICRTUM N/A Triplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 36 mm1.4172 in N/A 25 º N/A 4600 N1040 lbf N/A 10800 N2420 lbf N/A STEEL N/A
3MMC301WICRTUM N/A Triplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 36 mm1.4172 in N/A 25 º N/A 4090 N920 lbf N/A 10800 N2420 lbf N/A Ceramic N/A
2MM301WICRQUM N/A Quadruplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 48 mm1.8896 in N/A 15 º N/A 4750 N1070 lbf N/A 11000 N2480 lbf N/A STEEL N/A
2MMC301WICRQUM N/A Quadruplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 48 mm1.8896 in N/A 15 º N/A 4230 N950 lbf N/A 11000 N2480 lbf N/A Ceramic N/A
3MM301WICRQUM N/A Quadruplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 48 mm1.8896 in N/A 25 º N/A 4600 N1040 lbf N/A 10800 N2420 lbf N/A STEEL N/A
3MMC301WICRQUM N/A Quadruplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 48 mm1.8896 in N/A 25 º N/A 4090 N920 lbf N/A 10800 N2420 lbf N/A Ceramic N/A
2MM301WICRSUL N/A Single N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 12 mm0.4724 in N/A 15 º N/A 4750 N1070 lbf N/A 11000 N2480 lbf N/A STEEL N/A
2MMC301WICRSUL N/A Single N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 12 mm0.4724 in N/A 15 º N/A 4230 N950 lbf N/A 11000 N2480 lbf N/A Ceramic N/A
3MM301WICRSUL N/A Single N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 12 mm0.4724 in N/A 25 º N/A 4600 N1040 lbf N/A 10800 N2420 lbf N/A STEEL N/A
3MMC301WICRSUL N/A Single N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 12 mm0.4724 in N/A 25 º N/A 4090 N920 lbf N/A 10800 N2420 lbf N/A Ceramic N/A
2MM301WICRDUL N/A Duplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 24 mm0.9448 in N/A 15 º N/A 4750 N1070 lbf N/A 11000 N2480 lbf N/A STEEL N/A
2MMC301WICRDUL N/A Duplex N/A 12 mm N/A 37 mm1.4567 in N/A 12 mm0.4724 in N/A 24 mm0.9448 in N/A 15 º N/A 4230 N950 lbf N/A 11000 N2480 lbf N/A Ceramic N/A
Unit of Measure
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