Aurora Bearing Company
Aurora Bearing Company
901 Aucutt Rd.
Montgomery, IL 60538
Phone: 630.859.2030 • Fax: 630.859.0971
Email: customersupport@aurorabearing.com • Website: www.aurorabearing.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

3MV9311WICRQUM N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MVC9311WICRQUM N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
2MM9311WICRSUL N/A Single N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 0.512 in13 mm N/A 15 º N/A 4150 lbf18500 N N/A 4900 lbf21800 N N/A STEEL N/A CAD Icon (for items table)
2MMC9311WICRSUL N/A Single N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 0.512 in13 mm N/A 15 º N/A 3700 lbf16400 N N/A 4900 lbf21800 N N/A Ceramic N/A CAD Icon (for items table)
3MM9311WICRSUL N/A Single N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 0.512 in13 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MMC9311WICRSUL N/A Single N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 0.512 in13 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
2MV9311WICRSUL N/A Single N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 0.512 in13 mm N/A 15 º N/A 4150 lbf18500 N N/A 4900 lbf21800 N N/A STEEL N/A CAD Icon (for items table)
2MVC9311WICRSUL N/A Single N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 0.512 in13 mm N/A 15 º N/A 3700 lbf16400 N N/A 4900 lbf21800 N N/A Ceramic N/A CAD Icon (for items table)
3MV9311WICRSUL N/A Single N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 0.512 in13 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MVC9311WICRSUL N/A Single N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 0.512 in13 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
2MM9311WICRDUL N/A Duplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.024 in26 mm N/A 15 º N/A 4150 lbf18500 N N/A 4900 lbf21800 N N/A STEEL N/A CAD Icon (for items table)
2MMC9311WICRDUL N/A Duplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.024 in26 mm N/A 15 º N/A 3700 lbf16400 N N/A 4900 lbf21800 N N/A Ceramic N/A CAD Icon (for items table)
3MM9311WICRDUL N/A Duplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.024 in26 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MMC9311WICRDUL N/A Duplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.024 in26 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
2MV9311WICRDUL N/A Duplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.024 in26 mm N/A 15 º N/A 4150 lbf18500 N N/A 4900 lbf21800 N N/A STEEL N/A CAD Icon (for items table)
2MVC9311WICRDUL N/A Duplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.024 in26 mm N/A 15 º N/A 3700 lbf16400 N N/A 4900 lbf21800 N N/A Ceramic N/A CAD Icon (for items table)
3MV9311WICRDUL N/A Duplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.024 in26 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MVC9311WICRDUL N/A Duplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.024 in26 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
2MM9311WICRTUL N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 15 º N/A 4150 lbf18500 N N/A 4900 lbf21800 N N/A STEEL N/A CAD Icon (for items table)
2MMC9311WICRTUL N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 15 º N/A 3700 lbf16400 N N/A 4900 lbf21800 N N/A Ceramic N/A CAD Icon (for items table)
3MM9311WICRTUL N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MMC9311WICRTUL N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
2MV9311WICRTUL N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 15 º N/A 4150 lbf18500 N N/A 4900 lbf21800 N N/A STEEL N/A CAD Icon (for items table)
2MVC9311WICRTUL N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 15 º N/A 3700 lbf16400 N N/A 4900 lbf21800 N N/A Ceramic N/A CAD Icon (for items table)
3MV9311WICRTUL N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MVC9311WICRTUL N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
2MM9311WICRQUL N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 15 º N/A 4150 lbf18500 N N/A 4900 lbf21800 N N/A STEEL N/A CAD Icon (for items table)
2MMC9311WICRQUL N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 15 º N/A 3700 lbf16400 N N/A 4900 lbf21800 N N/A Ceramic N/A CAD Icon (for items table)
3MM9311WICRQUL N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MMC9311WICRQUL N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
2MV9311WICRQUL N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 15 º N/A 4150 lbf18500 N N/A 4900 lbf21800 N N/A STEEL N/A CAD Icon (for items table)
2MVC9311WICRQUL N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 15 º N/A 3700 lbf16400 N N/A 4900 lbf21800 N N/A Ceramic N/A CAD Icon (for items table)
3MV9311WICRQUL N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MVC9311WICRQUL N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
3MMC9311WICRTUX N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
3MMC9311WICRSUX N/A Single N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 0.512 in13 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
3MMC9311WICRQUX N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
3MMC9311WICRDUX N/A Duplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.024 in26 mm N/A 25 º N/A 3490 lbf15500 N N/A 4620 lbf20600 N N/A Ceramic N/A CAD Icon (for items table)
3MM9311WICRTUX N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MM9311WICRSUX N/A Single N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 0.512 in13 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MM9311WICRQUX N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MM9311WICRDUX N/A Duplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.024 in26 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MM9311WI TUM N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MM9311WI TUL N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
3MM9311WI QUL N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 25 º N/A 3920 lbf17400 N N/A 4620 lbf20600 N N/A STEEL N/A CAD Icon (for items table)
2MMC9311WICRTUX N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 15 º N/A 3700 lbf16400 N N/A 4900 lbf21800 N N/A Ceramic N/A CAD Icon (for items table)
2MMC9311WICRSUX N/A Single N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 0.512 in13 mm N/A 15 º N/A 3700 lbf16400 N N/A 4900 lbf21800 N N/A Ceramic N/A CAD Icon (for items table)
2MMC9311WICRQUX N/A Quadruplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 2.047 in52 mm N/A 15 º N/A 3700 lbf16400 N N/A 4900 lbf21800 N N/A Ceramic N/A CAD Icon (for items table)
2MMC9311WICRDUX N/A Duplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.024 in26 mm N/A 15 º N/A 3700 lbf16400 N N/A 4900 lbf21800 N N/A Ceramic N/A CAD Icon (for items table)
2MM9311WICRTUX N/A Triplex N/A 55 mm N/A 3.15 in80 mm N/A 0.512 in13 mm N/A 1.535 in39 mm N/A 15 º N/A 4150 lbf18500 N N/A 4900 lbf21800 N N/A STEEL N/A CAD Icon (for items table)
Unit of Measure
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