Fafnir® Spindle Angular Contact Ball Bearings (9300WI, 9100WI, 200WI, 300WI) On The Timken Company

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.

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
3MMC301WICRQUH	N/A Quadruplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 1.890 in48 mm	N/A 25 º	N/A 920 lbf4090 N	N/A 2420 lbf10800 N	N/A Ceramic	N/A
2MM301WICRSUM	N/A Single	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.472 in12 mm	N/A 15 º	N/A 1070 lbf4750 N	N/A 2480 lbf11000 N	N/A STEEL	N/A
2MMC301WICRSUM	N/A Single	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.472 in12 mm	N/A 15 º	N/A 950 lbf4230 N	N/A 2480 lbf11000 N	N/A Ceramic	N/A
3MM301WICRSUM	N/A Single	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.472 in12 mm	N/A 25 º	N/A 1040 lbf4600 N	N/A 2420 lbf10800 N	N/A STEEL	N/A
3MMC301WICRSUM	N/A Single	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.472 in12 mm	N/A 25 º	N/A 920 lbf4090 N	N/A 2420 lbf10800 N	N/A Ceramic	N/A
2MM301WICRDUM	N/A Duplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.945 in24 mm	N/A 15 º	N/A 1070 lbf4750 N	N/A 2480 lbf11000 N	N/A STEEL	N/A
2MMC301WICRDUM	N/A Duplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.945 in24 mm	N/A 15 º	N/A 950 lbf4230 N	N/A 2480 lbf11000 N	N/A Ceramic	N/A
3MM301WICRDUM	N/A Duplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.945 in24 mm	N/A 25 º	N/A 1040 lbf4600 N	N/A 2420 lbf10800 N	N/A STEEL	N/A
3MMC301WICRDUM	N/A Duplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.945 in24 mm	N/A 25 º	N/A 920 lbf4090 N	N/A 2420 lbf10800 N	N/A Ceramic	N/A
2MM301WICRTUM	N/A Triplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 1.417 in36 mm	N/A 15 º	N/A 1070 lbf4750 N	N/A 2480 lbf11000 N	N/A STEEL	N/A
2MMC301WICRTUM	N/A Triplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 1.417 in36 mm	N/A 15 º	N/A 950 lbf4230 N	N/A 2480 lbf11000 N	N/A Ceramic	N/A
3MM301WICRTUM	N/A Triplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 1.417 in36 mm	N/A 25 º	N/A 1040 lbf4600 N	N/A 2420 lbf10800 N	N/A STEEL	N/A
3MMC301WICRTUM	N/A Triplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 1.417 in36 mm	N/A 25 º	N/A 920 lbf4090 N	N/A 2420 lbf10800 N	N/A Ceramic	N/A
2MM301WICRQUM	N/A Quadruplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 1.890 in48 mm	N/A 15 º	N/A 1070 lbf4750 N	N/A 2480 lbf11000 N	N/A STEEL	N/A
2MMC301WICRQUM	N/A Quadruplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 1.890 in48 mm	N/A 15 º	N/A 950 lbf4230 N	N/A 2480 lbf11000 N	N/A Ceramic	N/A
3MM301WICRQUM	N/A Quadruplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 1.890 in48 mm	N/A 25 º	N/A 1040 lbf4600 N	N/A 2420 lbf10800 N	N/A STEEL	N/A
3MMC301WICRQUM	N/A Quadruplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 1.890 in48 mm	N/A 25 º	N/A 920 lbf4090 N	N/A 2420 lbf10800 N	N/A Ceramic	N/A
2MM301WICRSUL	N/A Single	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.472 in12 mm	N/A 15 º	N/A 1070 lbf4750 N	N/A 2480 lbf11000 N	N/A STEEL	N/A
2MMC301WICRSUL	N/A Single	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.472 in12 mm	N/A 15 º	N/A 950 lbf4230 N	N/A 2480 lbf11000 N	N/A Ceramic	N/A
3MM301WICRSUL	N/A Single	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.472 in12 mm	N/A 25 º	N/A 1040 lbf4600 N	N/A 2420 lbf10800 N	N/A STEEL	N/A
3MMC301WICRSUL	N/A Single	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.472 in12 mm	N/A 25 º	N/A 920 lbf4090 N	N/A 2420 lbf10800 N	N/A Ceramic	N/A
2MM301WICRDUL	N/A Duplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.945 in24 mm	N/A 15 º	N/A 1070 lbf4750 N	N/A 2480 lbf11000 N	N/A STEEL	N/A
2MMC301WICRDUL	N/A Duplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.945 in24 mm	N/A 15 º	N/A 950 lbf4230 N	N/A 2480 lbf11000 N	N/A Ceramic	N/A
3MM301WICRDUL	N/A Duplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.945 in24 mm	N/A 25 º	N/A 1040 lbf4600 N	N/A 2420 lbf10800 N	N/A STEEL	N/A
3MMC301WICRDUL	N/A Duplex	N/A 12 mm	N/A 1.457 in37 mm	N/A 0.472 in12 mm	N/A 0.945 in24 mm	N/A 25 º	N/A 920 lbf4090 N	N/A 2420 lbf10800 N	N/A Ceramic	N/A

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

3MMC301WICRQUH

N/A Quadruplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 1.890 in48 mm

N/A 25 º

N/A 920 lbf4090 N

N/A 2420 lbf10800 N

N/A Ceramic

N/A

2MM301WICRSUM

N/A Single

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 15 º

N/A 1070 lbf4750 N

N/A 2480 lbf11000 N

N/A STEEL

N/A

2MMC301WICRSUM

N/A Single

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 15 º

N/A 950 lbf4230 N

N/A 2480 lbf11000 N

N/A Ceramic

N/A

3MM301WICRSUM

N/A Single

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 25 º

N/A 1040 lbf4600 N

N/A 2420 lbf10800 N

N/A STEEL

N/A

3MMC301WICRSUM

N/A Single

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 25 º

N/A 920 lbf4090 N

N/A 2420 lbf10800 N

N/A Ceramic

N/A

2MM301WICRDUM

N/A Duplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 0.945 in24 mm

N/A 15 º

N/A 1070 lbf4750 N

N/A 2480 lbf11000 N

N/A STEEL

N/A

2MMC301WICRDUM

N/A Duplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 0.945 in24 mm

N/A 15 º

N/A 950 lbf4230 N

N/A 2480 lbf11000 N

N/A Ceramic

N/A

3MM301WICRDUM

N/A Duplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 0.945 in24 mm

N/A 25 º

N/A 1040 lbf4600 N

N/A 2420 lbf10800 N

N/A STEEL

N/A

3MMC301WICRDUM

N/A Duplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 0.945 in24 mm

N/A 25 º

N/A 920 lbf4090 N

N/A 2420 lbf10800 N

N/A Ceramic

N/A

2MM301WICRTUM

N/A Triplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 1.417 in36 mm

N/A 15 º

N/A 1070 lbf4750 N

N/A 2480 lbf11000 N

N/A STEEL

N/A

2MMC301WICRTUM

N/A Triplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 1.417 in36 mm

N/A 15 º

N/A 950 lbf4230 N

N/A 2480 lbf11000 N

N/A Ceramic

N/A

3MM301WICRTUM

N/A Triplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 1.417 in36 mm

N/A 25 º

N/A 1040 lbf4600 N

N/A 2420 lbf10800 N

N/A STEEL

N/A

3MMC301WICRTUM

N/A Triplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 1.417 in36 mm

N/A 25 º

N/A 920 lbf4090 N

N/A 2420 lbf10800 N

N/A Ceramic

N/A

2MM301WICRQUM

N/A Quadruplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 1.890 in48 mm

N/A 15 º

N/A 1070 lbf4750 N

N/A 2480 lbf11000 N

N/A STEEL

N/A

2MMC301WICRQUM

N/A Quadruplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 1.890 in48 mm

N/A 15 º

N/A 950 lbf4230 N

N/A 2480 lbf11000 N

N/A Ceramic

N/A

3MM301WICRQUM

N/A Quadruplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 1.890 in48 mm

N/A 25 º

N/A 1040 lbf4600 N

N/A 2420 lbf10800 N

N/A STEEL

N/A

3MMC301WICRQUM

N/A Quadruplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 1.890 in48 mm

N/A 25 º

N/A 920 lbf4090 N

N/A 2420 lbf10800 N

N/A Ceramic

N/A

2MM301WICRSUL

N/A Single

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 15 º

N/A 1070 lbf4750 N

N/A 2480 lbf11000 N

N/A STEEL

N/A

2MMC301WICRSUL

N/A Single

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 15 º

N/A 950 lbf4230 N

N/A 2480 lbf11000 N

N/A Ceramic

N/A

3MM301WICRSUL

N/A Single

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 25 º

N/A 1040 lbf4600 N

N/A 2420 lbf10800 N

N/A STEEL

N/A

3MMC301WICRSUL

N/A Single

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 25 º

N/A 920 lbf4090 N

N/A 2420 lbf10800 N

N/A Ceramic

N/A

2MM301WICRDUL

N/A Duplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 0.945 in24 mm

N/A 15 º

N/A 1070 lbf4750 N

N/A 2480 lbf11000 N

N/A STEEL

N/A

2MMC301WICRDUL

N/A Duplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 0.945 in24 mm

N/A 15 º

N/A 950 lbf4230 N

N/A 2480 lbf11000 N

N/A Ceramic

N/A

3MM301WICRDUL

N/A Duplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 0.945 in24 mm

N/A 25 º

N/A 1040 lbf4600 N

N/A 2420 lbf10800 N

N/A STEEL

N/A

3MMC301WICRDUL

N/A Duplex

N/A 12 mm

N/A 1.457 in37 mm

N/A 0.472 in12 mm

N/A 0.945 in24 mm

N/A 25 º

N/A 920 lbf4090 N

N/A 2420 lbf10800 N

N/A Ceramic

N/A