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-fafnir-tapped-base-mounted-ball-bearing-unit-VTB
Mounted Bearings Tapped Eccentric Locking Colar Dimensions
Unit of Measure
1 2 

Part Number

Shaft Size d

Base Width

Static Load Rating

Dynamic Load Rating

Housing Construction

CAD

VTB 3/4 N/A 3/4 in N/A 36.5 mm1.438 in N/A 6500 N1460 lbf N/A 14200 N3190 lbf N/A Tapped Base N/A CAD
RTB 3/4 N/A 3/4 in N/A 36.5 mm1.438 in N/A 6500 N1460 lbf N/A 14200 N3190 lbf N/A Tapped Base N/A CAD
VTB 20 N/A 20 mm N/A 36.5 mm1.438 in N/A 6500 N1460 lbf N/A 14200 N3190 lbf N/A Tapped Base N/A CAD
RTB 20 N/A 20 mm N/A 36.5 mm1.438 in N/A 6500 N1460 lbf N/A 14200 N3190 lbf N/A Tapped Base N/A CAD
VTB 7/8 N/A 7/8 in N/A 36.5 mm1.438 in N/A 7800 N1750 lbf N/A 15500 N3490 lbf N/A Tapped Base N/A CAD
RTB 7/8 N/A 7/8 in N/A 36.5 mm1.438 in N/A 7800 N1750 lbf N/A 15500 N3490 lbf N/A Tapped Base N/A CAD
VTB 15/16 N/A 15/16 in N/A 36.5 mm1.438 in N/A 7800 N1750 lbf N/A 15500 N3490 lbf N/A Tapped Base N/A CAD
RTB 15/16 N/A 15/16 in N/A 36.5 mm1.438 in N/A 7800 N1750 lbf N/A 15500 N3490 lbf N/A Tapped Base N/A CAD
VTB 25 N/A 25 mm N/A 36.5 mm1.438 in N/A 7800 N1750 lbf N/A 15500 N3490 lbf N/A Tapped Base N/A CAD
RTB 25 N/A 25 mm N/A 36.5 mm1.438 in N/A 7800 N1750 lbf N/A 15500 N3490 lbf N/A Tapped Base N/A CAD
VTB1 N/A 1 in N/A 36.5 mm1.438 in N/A 7800 N1750 lbf N/A 15500 N3490 lbf N/A Tapped Base N/A CAD
RTB1 PT N/A 1 in N/A 36.5 mm1.438 in N/A 7800 N1750 lbf N/A 15500 N3490 lbf N/A Tapped Base N/A CAD
RTB1 N/A 1 in N/A 36.5 mm1.438 in N/A 7800 N1750 lbf N/A 15500 N3490 lbf N/A Tapped Base N/A CAD
VTB1 1/8 N/A 1 1/8 in N/A 38.1 mm1.5 in N/A 11300 N2530 lbf N/A 21600 N4850 lbf N/A Tapped Base N/A CAD
RTB1 1/8 N/A 1 1/8 in N/A 38.1 mm1.5 in N/A 11300 N2530 lbf N/A 21600 N4850 lbf N/A Tapped Base N/A CAD
VTB 30 N/A 30 mm N/A 38.1 mm1.5 in N/A 11300 N2530 lbf N/A 21600 N4850 lbf N/A Tapped Base N/A CAD
RTB 30 N/A 30 mm N/A 38.1 mm1.5 in N/A 11300 N2530 lbf N/A 21600 N4850 lbf N/A Tapped Base N/A CAD
VTB1 3/16 N/A 1 3/16 in N/A 38.1 mm1.5 in N/A 11300 N2530 lbf N/A 21600 N4850 lbf N/A Tapped Base N/A CAD
RTB1 3/16 N/A 1 3/16 in N/A 38.1 mm1.5 in N/A 11300 N2530 lbf N/A 21600 N4850 lbf N/A Tapped Base N/A CAD
VTB1 1/4 S N/A 1 1/4 in N/A 38.1 mm1.5 in N/A 11300 N2530 lbf N/A 21600 N4850 lbf N/A Tapped Base N/A CAD
VTB1 1/4 N/A 1 1/4 in N/A 44.45 mm1.75 in N/A 15300 N3440 lbf N/A 28500 N6400 lbf N/A Tapped Base N/A CAD
RTB1 1/4 S N/A 1 1/4 in N/A 38.1 mm1.5 in N/A 11300 N2530 lbf N/A 21600 N4850 lbf N/A Tapped Base N/A CAD
RTB1 1/4 N/A 1 1/4 in N/A 44.45 mm1.75 in N/A 15300 N3440 lbf N/A 28500 N6400 lbf N/A Tapped Base N/A CAD
VTB1 3/8 N/A 1 3/8 in N/A 44.45 mm1.75 in N/A 15300 N3440 lbf N/A 28500 N6400 lbf N/A Tapped Base N/A CAD
RTB1 3/8 N/A 1 3/8 in N/A 44.45 mm1.75 in N/A 15300 N3440 lbf N/A 28500 N6400 lbf N/A Tapped Base N/A CAD
Unit of Measure
1 2