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

3MM9128WICRDUH N/A Duplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 66 mm2.5984 in N/A 25 º N/A 137400 N30900 lbf N/A 138300 N31100 lbf N/A STEEL N/A
3MMC9128WICRDUH N/A Duplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 66 mm2.5984 in N/A 25 º N/A 122286 N27500 lbf N/A 138300 N31100 lbf N/A Ceramic N/A
2MM9128WICRTUH N/A Triplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 99 mm3.8976 in N/A 15 º N/A 145000 N32600 lbf N/A 146300 N32900 lbf N/A STEEL N/A
2MMC9128WICRTUH N/A Triplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 99 mm3.8976 in N/A 15 º N/A 129050 N29000 lbf N/A 146300 N32900 lbf N/A Ceramic N/A
3MM9128WICRTUH N/A Triplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 99 mm3.8976 in N/A 25 º N/A 137400 N30900 lbf N/A 138300 N31100 lbf N/A STEEL N/A
3MMC9128WICRTUH N/A Triplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 99 mm3.8976 in N/A 25 º N/A 122286 N27500 lbf N/A 138300 N31100 lbf N/A Ceramic N/A
2MM9128WICRQUH N/A Quadruplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 132 mm5.1968 in N/A 15 º N/A 145000 N32600 lbf N/A 146300 N32900 lbf N/A STEEL N/A
2MMC9128WICRQUH N/A Quadruplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 132 mm5.1968 in N/A 15 º N/A 129050 N29000 lbf N/A 146300 N32900 lbf N/A Ceramic N/A
3MM9128WICRQUH N/A Quadruplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 132 mm5.1968 in N/A 25 º N/A 137400 N30900 lbf N/A 138300 N31100 lbf N/A STEEL N/A
3MMC9128WICRQUH N/A Quadruplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 132 mm5.1968 in N/A 25 º N/A 122286 N27500 lbf N/A 138300 N31100 lbf N/A Ceramic N/A
2MM9128WICRSUM N/A Single N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 33 mm1.2992 in N/A 15 º N/A 145000 N32600 lbf N/A 146300 N32900 lbf N/A STEEL N/A
2MMC9128WICRSUM N/A Single N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 33 mm1.2992 in N/A 15 º N/A 129050 N29000 lbf N/A 146300 N32900 lbf N/A Ceramic N/A
3MM9128WICRSUM N/A Single N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 33 mm1.2992 in N/A 25 º N/A 137400 N30900 lbf N/A 138300 N31100 lbf N/A STEEL N/A
3MMC9128WICRSUM N/A Single N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 33 mm1.2992 in N/A 25 º N/A 122286 N27500 lbf N/A 138300 N31100 lbf N/A Ceramic N/A
2MM9128WICRDUM N/A Duplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 66 mm2.5984 in N/A 15 º N/A 145000 N32600 lbf N/A 146300 N32900 lbf N/A STEEL N/A
2MMC9128WICRDUM N/A Duplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 66 mm2.5984 in N/A 15 º N/A 129050 N29000 lbf N/A 146300 N32900 lbf N/A Ceramic N/A
3MM9128WICRDUM N/A Duplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 66 mm2.5984 in N/A 25 º N/A 137400 N30900 lbf N/A 138300 N31100 lbf N/A STEEL N/A
3MMC9128WICRDUM N/A Duplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 66 mm2.5984 in N/A 25 º N/A 122286 N27500 lbf N/A 138300 N31100 lbf N/A Ceramic N/A
2MM9128WICRTUM N/A Triplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 99 mm3.8976 in N/A 15 º N/A 145000 N32600 lbf N/A 146300 N32900 lbf N/A STEEL N/A
2MMC9128WICRTUM N/A Triplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 99 mm3.8976 in N/A 15 º N/A 129050 N29000 lbf N/A 146300 N32900 lbf N/A Ceramic N/A
3MM9128WICRTUM N/A Triplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 99 mm3.8976 in N/A 25 º N/A 137400 N30900 lbf N/A 138300 N31100 lbf N/A STEEL N/A
3MMC9128WICRTUM N/A Triplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 99 mm3.8976 in N/A 25 º N/A 122286 N27500 lbf N/A 138300 N31100 lbf N/A Ceramic N/A
2MM9128WICRQUM N/A Quadruplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 132 mm5.1968 in N/A 15 º N/A 145000 N32600 lbf N/A 146300 N32900 lbf N/A STEEL N/A
2MMC9128WICRQUM N/A Quadruplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 132 mm5.1968 in N/A 15 º N/A 129050 N29000 lbf N/A 146300 N32900 lbf N/A Ceramic N/A
3MM9128WICRQUM N/A Quadruplex N/A 140 mm N/A 210 mm8.2677 in N/A 33 mm1.2992 in N/A 132 mm5.1968 in N/A 25 º N/A 137400 N30900 lbf N/A 138300 N31100 lbf N/A STEEL N/A
Unit of Measure
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