Fafnir® Tapped Base Mounted Bearings Eccentric Locking Collar On The Timken Company

Smarter Bearing Selection Is Here

The Timken^® Syber^® Bearing System Designer Tool now features Smart Selection, enabling users to find the right bearing faster by filtering options based on target life and key dimensions.

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Analyze Bearing Performance in an Application with Timken^® Syber^® Bearing System Designer

A powerful software tool that combines calculators and configurators to assist you with application design, bearing selection, installation, and troubleshooting. It’s free, easy-to-use, and accessible 24/7.

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Part Number	Shaft Size d	Base Width	Static Load Rating	Dynamic Load Rating	Housing Construction	CAD
VTB 35	N/A 35 mm	N/A 44.45 mm1.75 in	N/A 15300 N3440 lbf	N/A 28500 N6400 lbf	N/A Tapped Base	N/A
RTB 35	N/A 35 mm	N/A 44.45 mm1.75 in	N/A 15300 N3440 lbf	N/A 28500 N6400 lbf	N/A Tapped Base	N/A
VTB1 1/2	N/A 1 1/2 in	N/A 47.63 mm1.875 in	N/A 19800 N4460 lbf	N/A 36200 N8130 lbf	N/A Tapped Base	N/A
RTB1 1/2	N/A 1 1/2 in	N/A 47.63 mm1.875 in	N/A 19800 N4460 lbf	N/A 36200 N8130 lbf	N/A Tapped Base	N/A
VTB 40	N/A 40 mm	N/A 47.63 mm1.875 in	N/A 19800 N4460 lbf	N/A 36200 N8130 lbf	N/A Tapped Base	N/A
RTB 40	N/A 40 mm	N/A 47.63 mm1.875 in	N/A 19800 N4460 lbf	N/A 36200 N8130 lbf	N/A Tapped Base	N/A
VTB1 5/8	N/A 1 5/8 in	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
RTB1 5/8	N/A 1 5/8 in	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
VTB1 11/16	N/A 1 11/16 in	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
RTB1 11/16	N/A 1 11/16 in	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
VTB1 3/4	N/A 1 3/4 in	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
RTB1 3/4	N/A 1 3/4 in	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
VTB 45	N/A 45 mm	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
RTB 45	N/A 45 mm	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
VTB1 15/16	N/A 1 15/16 in	N/A 50.8 mm2 in	N/A 23200 N5210 lbf	N/A 38900 N8740 lbf	N/A Tapped Base	N/A
RTB1 15/16	N/A 1 15/16 in	N/A 50.8 mm2 in	N/A 23200 N5210 lbf	N/A 38900 N8740 lbf	N/A Tapped Base	N/A
VTB 50	N/A 50 mm	N/A 50.8 mm2 in	N/A 23200 N5210 lbf	N/A 38900 N8740 lbf	N/A Tapped Base	N/A
RTB 50	N/A 50 mm	N/A 50.8 mm2 in	N/A 23200 N5210 lbf	N/A 38900 N8740 lbf	N/A Tapped Base	N/A
VTB2 S	N/A 2 in	N/A 50.8 mm2 in	N/A 29200 N6570 lbf	N/A 48100 N10800 lbf	N/A Tapped Base	N/A
RTB2 S	N/A 2 in	N/A 50.8 mm2 in	N/A 29200 N6570 lbf	N/A 48100 N10800 lbf	N/A Tapped Base	N/A

Part Number

Shaft Size d

Base Width

Static Load Rating

Dynamic Load Rating

Housing Construction

CAD

VTB 35

N/A 35 mm

N/A 44.45 mm1.75 in

N/A 15300 N3440 lbf

N/A 28500 N6400 lbf

N/A Tapped Base

N/A

RTB 35

N/A 35 mm

N/A 44.45 mm1.75 in

N/A 15300 N3440 lbf

N/A 28500 N6400 lbf

N/A Tapped Base

N/A

VTB1 1/2

N/A 1 1/2 in

N/A 47.63 mm1.875 in

N/A 19800 N4460 lbf

N/A 36200 N8130 lbf

N/A Tapped Base

N/A

RTB1 1/2

N/A 1 1/2 in

N/A 47.63 mm1.875 in

N/A 19800 N4460 lbf

N/A 36200 N8130 lbf

N/A Tapped Base

N/A

VTB 40

N/A 40 mm

N/A 47.63 mm1.875 in

N/A 19800 N4460 lbf

N/A 36200 N8130 lbf

N/A Tapped Base

N/A

RTB 40

N/A 40 mm

N/A 47.63 mm1.875 in

N/A 19800 N4460 lbf

N/A 36200 N8130 lbf

N/A Tapped Base

N/A

VTB1 5/8

N/A 1 5/8 in

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

RTB1 5/8

N/A 1 5/8 in

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

VTB1 11/16

N/A 1 11/16 in

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

RTB1 11/16

N/A 1 11/16 in

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

VTB1 3/4

N/A 1 3/4 in

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

RTB1 3/4

N/A 1 3/4 in

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

VTB 45

N/A 45 mm

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

RTB 45

N/A 45 mm

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

VTB1 15/16

N/A 1 15/16 in

N/A 50.8 mm2 in

N/A 23200 N5210 lbf

N/A 38900 N8740 lbf

N/A Tapped Base

N/A

RTB1 15/16

N/A 1 15/16 in

N/A 50.8 mm2 in

N/A 23200 N5210 lbf

N/A 38900 N8740 lbf

N/A Tapped Base

N/A

VTB 50

N/A 50 mm

N/A 50.8 mm2 in

N/A 23200 N5210 lbf

N/A 38900 N8740 lbf

N/A Tapped Base

N/A

RTB 50

N/A 50 mm

N/A 50.8 mm2 in

N/A 23200 N5210 lbf

N/A 38900 N8740 lbf

N/A Tapped Base

N/A

VTB2 S

N/A 2 in

N/A 50.8 mm2 in

N/A 29200 N6570 lbf

N/A 48100 N10800 lbf

N/A Tapped Base

N/A

RTB2 S

N/A 2 in

N/A 50.8 mm2 in

N/A 29200 N6570 lbf

N/A 48100 N10800 lbf

N/A Tapped Base

N/A

Required Fields ^*

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Shaft Size d (in)

Shaft Size d (mm)

Base Width (mm)

Base Width (in)

Dynamic Load Rating (N)

Dynamic Load Rating (lbf)

Part Number

Shaft Size d

Base Width

Static Load Rating

Dynamic Load Rating

Housing Construction

CAD