Fafnir® Tapped Base Mounted Bearings - Setscrew Locking On The Timken Company

Part Number	Shaft Size d	Bearing Type	Base Width	Static Load Rating	Dynamic Load Rating	Housing Construction	CAD
STB1 3/8	N/A 1 3/8 in	N/A Ball Bearing	N/A 44.45 mm1.75 in	N/A 15300 N3440 lbf	N/A 28500 N6400 lbf	N/A Tapped Base	N/A
YTB1 3/8	N/A 1 3/8 in	N/A Ball Bearing	N/A 44.45 mm1.75 in	N/A 15300 N3440 lbf	N/A 28500 N6400 lbf	N/A Tapped Base	N/A
STB 35	N/A 35 mm	N/A Ball Bearing	N/A 44.45 mm1.75 in	N/A 15300 N3440 lbf	N/A 28500 N6400 lbf	N/A Tapped Base	N/A
YTB 35	N/A 35 mm	N/A Ball Bearing	N/A 44.45 mm1.75 in	N/A 15300 N3440 lbf	N/A 28500 N6400 lbf	N/A Tapped Base	N/A
STB1 1/2	N/A 1 1/2 in	N/A Ball Bearing	N/A 47.63 mm1.875 in	N/A 19800 N4460 lbf	N/A 36200 N8130 lbf	N/A Tapped Base	N/A
YTB1 1/2	N/A 1 1/2 in	N/A Ball Bearing	N/A 47.63 mm1.875 in	N/A 19800 N4460 lbf	N/A 36200 N8130 lbf	N/A Tapped Base	N/A
STB 40	N/A 40 mm	N/A Ball Bearing	N/A 47.63 mm1.875 in	N/A 19800 N4460 lbf	N/A 36200 N8130 lbf	N/A Tapped Base	N/A
YTB 40	N/A 40 mm	N/A Ball Bearing	N/A 47.63 mm1.875 in	N/A 19800 N4460 lbf	N/A 36200 N8130 lbf	N/A Tapped Base	N/A
STB1 5/8	N/A 1 5/8 in	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
YTB1 5/8	N/A 1 5/8 in	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
STB1 11/16	N/A 1 11/16 in	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
YTB1 11/16	N/A 1 11/16 in	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
STB1 3/4	N/A 1 3/4 in	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
YTB1 3/4	N/A 1 3/4 in	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
STB 45	N/A 45 mm	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
YTB 45	N/A 45 mm	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Tapped Base	N/A
STB1 15/16	N/A 1 15/16 in	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 23200 N5210 lbf	N/A 38900 N8740 lbf	N/A Tapped Base	N/A
YTB1 15/16	N/A 1 15/16 in	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 23200 N5210 lbf	N/A 38900 N8740 lbf	N/A Tapped Base	N/A
STB 50	N/A 50 mm	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 23200 N5210 lbf	N/A 38900 N8740 lbf	N/A Tapped Base	N/A
YTB 50	N/A 50 mm	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 23200 N5210 lbf	N/A 38900 N8740 lbf	N/A Tapped Base	N/A
STB2	N/A 2 in	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 29200 N6570 lbf	N/A 48100 N10800 lbf	N/A Tapped Base	N/A
YTB2	N/A 2 in	N/A Ball Bearing	N/A 50.8 mm2 in	N/A 29200 N6570 lbf	N/A 48100 N10800 lbf	N/A Tapped Base	N/A

STB1 3/8

N/A 1 3/8 in

N/A Ball Bearing

N/A 44.45 mm1.75 in

N/A 15300 N3440 lbf

N/A 28500 N6400 lbf

N/A Tapped Base

N/A

YTB1 3/8

N/A 1 3/8 in

N/A Ball Bearing

N/A 44.45 mm1.75 in

N/A 15300 N3440 lbf

N/A 28500 N6400 lbf

N/A Tapped Base

N/A

STB 35

N/A 35 mm

N/A Ball Bearing

N/A 44.45 mm1.75 in

N/A 15300 N3440 lbf

N/A 28500 N6400 lbf

N/A Tapped Base

N/A

YTB 35

N/A 35 mm

N/A Ball Bearing

N/A 44.45 mm1.75 in

N/A 15300 N3440 lbf

N/A 28500 N6400 lbf

N/A Tapped Base

N/A

STB1 1/2

N/A 1 1/2 in

N/A Ball Bearing

N/A 47.63 mm1.875 in

N/A 19800 N4460 lbf

N/A 36200 N8130 lbf

N/A Tapped Base

N/A

YTB1 1/2

N/A 1 1/2 in

N/A Ball Bearing

N/A 47.63 mm1.875 in

N/A 19800 N4460 lbf

N/A 36200 N8130 lbf

N/A Tapped Base

N/A

STB 40

N/A 40 mm

N/A Ball Bearing

N/A 47.63 mm1.875 in

N/A 19800 N4460 lbf

N/A 36200 N8130 lbf

N/A Tapped Base

N/A

YTB 40

N/A 40 mm

N/A Ball Bearing

N/A 47.63 mm1.875 in

N/A 19800 N4460 lbf

N/A 36200 N8130 lbf

N/A Tapped Base

N/A

STB1 5/8

N/A 1 5/8 in

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

YTB1 5/8

N/A 1 5/8 in

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

STB1 11/16

N/A 1 11/16 in

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

YTB1 11/16

N/A 1 11/16 in

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

STB1 3/4

N/A 1 3/4 in

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

YTB1 3/4

N/A 1 3/4 in

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

STB 45

N/A 45 mm

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

YTB 45

N/A 45 mm

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Tapped Base

N/A

STB1 15/16

N/A 1 15/16 in

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 23200 N5210 lbf

N/A 38900 N8740 lbf

N/A Tapped Base

N/A

YTB1 15/16

N/A 1 15/16 in

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 23200 N5210 lbf

N/A 38900 N8740 lbf

N/A Tapped Base

N/A

STB 50

N/A 50 mm

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 23200 N5210 lbf

N/A 38900 N8740 lbf

N/A Tapped Base

N/A

YTB 50

N/A 50 mm

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 23200 N5210 lbf

N/A 38900 N8740 lbf

N/A Tapped Base

N/A

STB2

N/A 2 in

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 29200 N6570 lbf

N/A 48100 N10800 lbf

N/A Tapped Base

N/A

YTB2

N/A 2 in

N/A Ball Bearing

N/A 50.8 mm2 in

N/A 29200 N6570 lbf

N/A 48100 N10800 lbf

N/A Tapped Base

N/A

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Shaft Size d (mm)

Shaft Size d (in)

Base Width (mm)

Base Width (in)

Dynamic Load Rating (N)

Dynamic Load Rating (lbf)