C Type Hubs with Keyway - Inch (Imperial) Bores On The Timken Company

Part Number	Description	Bore Size	Coupling	Thread (Dimension T)	Keyway Size (W x D)	Length thru Bore	Outside Diameter	CAD
68514426040	N/A C226 HUB 1-1/2 3/8X3/16 KW	N/A 1 1/2 in	N/A C226	N/A 1/2-13	N/A 3/8 x 3/16 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426037	N/A C226 HUB 1-1/4 1/4X1/8 KW	N/A 1 1/4 in	N/A C226	N/A 1/2-13	N/A 1/4 x 1/8 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426036	N/A C226 HUB 1-1/8 1/4X1/8 KW	N/A 1 1/8 in	N/A C226	N/A 1/2-13	N/A 1/4 x 1/8 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426042	N/A C226 HUB 1-3/4 3/8X3/16 KW	N/A 1 3/4 in	N/A C226	N/A 1/2-13	N/A 3/8 x 3/16 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426038	N/A C226 HUB 1-3/8 5/16X5/32KW	N/A 1 3/8 in	N/A C226	N/A 1/2-13	N/A 5/16 x 5/32 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426041	N/A C226 HUB 1-5/8 3/8X3/16 KW	N/A 1 5/8 in	N/A C226	N/A 1/2-13	N/A 3/8 x 3/16 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426039	N/A C226 HUB 1-7/16 3/8X3/16KW	N/A 1 7/16 in	N/A C226	N/A 1/2-13	N/A 3/8 x 3/16 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426043	N/A C226 HUB 1-7/8 1/2X1/4 KW	N/A 1 7/8 in	N/A C226	N/A 1/2-13	N/A 1/2 x 1/4 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426044	N/A C226 HUB 2" 1/2X1/4KW	N/A 2 in	N/A C226	N/A 1/2-13	N/A 1/2 x 1/4 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426048	N/A C226 HUB 2-1/2 5/8X5/16 KW	N/A 2 1/2 in	N/A C226	N/A 1/2-13	N/A 5/8 x 5/16 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426046	N/A C226 HUB 2-1/4 1/2X1/4KW	N/A 2 1/4 in	N/A C226	N/A 1/2-13	N/A 1/2 x 1/4 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426045	N/A C226 HUB 2-1/8 1/2X1/4 KW	N/A 2 1/8 in	N/A C226	N/A 1/2-13	N/A 1/2 x 1/4 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426047	N/A C226 HUB 2-3/8 5/8X5/16 KW	N/A 2 3/8 in	N/A C226	N/A 1/2-13	N/A 5/8 x 5/16 in	N/A 2.750 in69.85 mm	N/A 5.150 in130.81 mm	N/A
68514426053	N/A C276 HUB 1-1/2 3/8X3/16KW	N/A 1 1/2 in	N/A C276	N/A 1/2-13	N/A 3/8 x 3/16 in	N/A 3.120 in79.25 mm	N/A 6.180 in156.97 mm	N/A
68514426051	N/A C276 HUB 1-1/4 1/4X1/8KW	N/A 1 1/4 in	N/A C276	N/A 1/2-13	N/A 1/4 x 1/8 in	N/A 3.120 in79.25 mm	N/A 6.180 in156.97 mm	N/A
68514426050	N/A C276 HUB 1-1/8 1/4X1/8 KW	N/A 1 1/8 in	N/A C276	N/A 1/2-13	N/A 1/4 x 1/8 in	N/A 3.120 in79.25 mm	N/A 6.180 in156.97 mm	N/A
68514426055	N/A C276 HUB 1-3/4 3/8X3/16 KW	N/A 1 3/4 in	N/A C276	N/A 1/2-13	N/A 3/8 x 3/16 in	N/A 3.120 in79.25 mm	N/A 6.180 in156.97 mm	N/A
68514426052	N/A C276 HUB 1-3/8 5/16X5/32 KW	N/A 1 3/8 in	N/A C276	N/A 1/2-13	N/A 5/16 x 5/32 in	N/A 3.120 in79.25 mm	N/A 6.180 in156.97 mm	N/A
68514426054	N/A C276 HUB 1-5/8 3/8X3/16 KW	N/A 1 5/8 in	N/A C276	N/A 1/2-13	N/A 3/8 x 3/16 in	N/A 3.120 in79.25 mm	N/A 6.180 in156.97 mm	N/A
68514426056	N/A C276 HUB 1-7/8 1/2X1/4 KW	N/A 1 7/8 in	N/A C276	N/A 1/2-13	N/A 1/2 x 1/4 in	N/A 3.120 in79.25 mm	N/A 6.180 in156.97 mm	N/A
68514426057	N/A C276 HUB 2" 1/2X1/4KW	N/A 2 in	N/A C276	N/A 1/2-13	N/A 1/2 x 1/4 in	N/A 3.120 in79.25 mm	N/A 6.180 in156.97 mm	N/A
68514446120	N/A C276 HUB 2-1/2 5/8X5/16KW	N/A 2 1/2 in	N/A C276	N/A 1/2-13	N/A 5/8 x 5/16 in	N/A 3.120 in79.25 mm	N/A 6.180 in156.97 mm	N/A
68514444547	N/A C276 HUB 2-1/4 1/2X1/4KW	N/A 2 1/4 in	N/A C276	N/A 1/2-13	N/A 1/2 x 1/4 in	N/A 3.120 in79.25 mm	N/A 6.180 in156.97 mm	N/A
68514426058	N/A C276 HUB 2-1/8 1/2X1/4 KW	N/A 2 1/8 in	N/A C276	N/A 1/2-13	N/A 1/2 x 1/4 in	N/A 3.120 in79.25 mm	N/A 6.180 in156.97 mm	N/A
68514426060	N/A C276 HUB 2-3/8 5/8X5/16 KW	N/A 2 3/8 in	N/A C276	N/A 1/2-13	N/A 5/8 x 5/16 in	N/A 3.120 in79.25 mm	N/A 6.180 in156.97 mm	N/A

68514426040

N/A C226 HUB 1-1/2 3/8X3/16 KW

N/A 1 1/2 in

N/A C226

N/A 1/2-13

N/A 3/8 x 3/16 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426037

N/A C226 HUB 1-1/4 1/4X1/8 KW

N/A 1 1/4 in

N/A C226

N/A 1/2-13

N/A 1/4 x 1/8 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426036

N/A C226 HUB 1-1/8 1/4X1/8 KW

N/A 1 1/8 in

N/A C226

N/A 1/2-13

N/A 1/4 x 1/8 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426042

N/A C226 HUB 1-3/4 3/8X3/16 KW

N/A 1 3/4 in

N/A C226

N/A 1/2-13

N/A 3/8 x 3/16 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426038

N/A C226 HUB 1-3/8 5/16X5/32KW

N/A 1 3/8 in

N/A C226

N/A 1/2-13

N/A 5/16 x 5/32 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426041

N/A C226 HUB 1-5/8 3/8X3/16 KW

N/A 1 5/8 in

N/A C226

N/A 1/2-13

N/A 3/8 x 3/16 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426039

N/A C226 HUB 1-7/16 3/8X3/16KW

N/A 1 7/16 in

N/A C226

N/A 1/2-13

N/A 3/8 x 3/16 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426043

N/A C226 HUB 1-7/8 1/2X1/4 KW

N/A 1 7/8 in

N/A C226

N/A 1/2-13

N/A 1/2 x 1/4 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426044

N/A C226 HUB 2" 1/2X1/4KW

N/A 2 in

N/A C226

N/A 1/2-13

N/A 1/2 x 1/4 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426048

N/A C226 HUB 2-1/2 5/8X5/16 KW

N/A 2 1/2 in

N/A C226

N/A 1/2-13

N/A 5/8 x 5/16 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426046

N/A C226 HUB 2-1/4 1/2X1/4KW

N/A 2 1/4 in

N/A C226

N/A 1/2-13

N/A 1/2 x 1/4 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426045

N/A C226 HUB 2-1/8 1/2X1/4 KW

N/A 2 1/8 in

N/A C226

N/A 1/2-13

N/A 1/2 x 1/4 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426047

N/A C226 HUB 2-3/8 5/8X5/16 KW

N/A 2 3/8 in

N/A C226

N/A 1/2-13

N/A 5/8 x 5/16 in

N/A 2.750 in69.85 mm

N/A 5.150 in130.81 mm

N/A

68514426053

N/A C276 HUB 1-1/2 3/8X3/16KW

N/A 1 1/2 in

N/A C276

N/A 1/2-13

N/A 3/8 x 3/16 in

N/A 3.120 in79.25 mm

N/A 6.180 in156.97 mm

N/A

68514426051

N/A C276 HUB 1-1/4 1/4X1/8KW

N/A 1 1/4 in

N/A C276

N/A 1/2-13

N/A 1/4 x 1/8 in

N/A 3.120 in79.25 mm

N/A 6.180 in156.97 mm

N/A

68514426050

N/A C276 HUB 1-1/8 1/4X1/8 KW

N/A 1 1/8 in

N/A C276

N/A 1/2-13

N/A 1/4 x 1/8 in

N/A 3.120 in79.25 mm

N/A 6.180 in156.97 mm

N/A

68514426055

N/A C276 HUB 1-3/4 3/8X3/16 KW

N/A 1 3/4 in

N/A C276

N/A 1/2-13

N/A 3/8 x 3/16 in

N/A 3.120 in79.25 mm

N/A 6.180 in156.97 mm

N/A

68514426052

N/A C276 HUB 1-3/8 5/16X5/32 KW

N/A 1 3/8 in

N/A C276

N/A 1/2-13

N/A 5/16 x 5/32 in

N/A 3.120 in79.25 mm

N/A 6.180 in156.97 mm

N/A

68514426054

N/A C276 HUB 1-5/8 3/8X3/16 KW

N/A 1 5/8 in

N/A C276

N/A 1/2-13

N/A 3/8 x 3/16 in

N/A 3.120 in79.25 mm

N/A 6.180 in156.97 mm

N/A

68514426056

N/A C276 HUB 1-7/8 1/2X1/4 KW

N/A 1 7/8 in

N/A C276

N/A 1/2-13

N/A 1/2 x 1/4 in

N/A 3.120 in79.25 mm

N/A 6.180 in156.97 mm

N/A

68514426057

N/A C276 HUB 2" 1/2X1/4KW

N/A 2 in

N/A C276

N/A 1/2-13

N/A 1/2 x 1/4 in

N/A 3.120 in79.25 mm

N/A 6.180 in156.97 mm

N/A

68514446120

N/A C276 HUB 2-1/2 5/8X5/16KW

N/A 2 1/2 in

N/A C276

N/A 1/2-13

N/A 5/8 x 5/16 in

N/A 3.120 in79.25 mm

N/A 6.180 in156.97 mm

N/A

68514444547

N/A C276 HUB 2-1/4 1/2X1/4KW

N/A 2 1/4 in

N/A C276

N/A 1/2-13

N/A 1/2 x 1/4 in

N/A 3.120 in79.25 mm

N/A 6.180 in156.97 mm

N/A

68514426058

N/A C276 HUB 2-1/8 1/2X1/4 KW

N/A 2 1/8 in

N/A C276

N/A 1/2-13

N/A 1/2 x 1/4 in

N/A 3.120 in79.25 mm

N/A 6.180 in156.97 mm

N/A

68514426060

N/A C276 HUB 2-3/8 5/8X5/16 KW

N/A 2 3/8 in

N/A C276

N/A 1/2-13

N/A 5/8 x 5/16 in

N/A 3.120 in79.25 mm

N/A 6.180 in156.97 mm

N/A

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No Preference
1 1/2
1 1/4
1 1/8
1 3/4
1 3/8
1 5/8
1 7/16
1 7/8
2
2 1/2
2 1/4
2 1/8
2 3/8
2 5/8
2 7/8
3
3 1/2
3 3/4
3 3/8
3 5/8
3 7/8
4

Bore Size (in)

Coupling

Keyway Size (in)