HercuFlex Standard Hubs with Keyway - Inch (Imperial) Bore On The Timken Company

Part Number	Description	Bore Size	Keyway Size	Nominal Torque	Max Speed (Unbalanced)	Length thru Bore	Dimension HD	CAD
697904330946	N/A FCX 1 HUB 1" 1/4 X1/8KW	N/A 1 in	N/A 1/4 in	N/A 11,300 in·lb1,277 N·m	N/A 6000 rpm	N/A 1.690 in	N/A 2.49 in63.3 mm	N/A
697904330953	N/A FCX 2 HUB 1-1/16 1/4X1/8KW	N/A 1-1/16 in	N/A 1/4x1/8 in	N/A 44,850 in·lb5,067 N·m	N/A 5000 rpm	N/A 2.44 in	N/A 4.21 in106.9 mm	N/A
697904330960	N/A FCX 2 HUB 1-1/2 3/8X3/16KW	N/A 1-1/2 in	N/A 3/8x3/16 in	N/A 44,850 in·lb5,067 N·m	N/A 5000 rpm	N/A 2.44 in	N/A 4.21 in106.9 mm	N/A
697904330977	N/A FCX 1 HUB 1-1/4 1/4X1/8KW	N/A 1-1/4 in	N/A 1/4x1/8 in	N/A 11,300 in·lb1,277 N·m	N/A 6000 rpm	N/A 1.690 in	N/A 2.49 in63.3 mm	N/A
697904330984	N/A FCX 2 HUB 1-1/8 1/4X1/8KW	N/A 1-1/8 in	N/A 1/4x1/8 in	N/A 44,850 in·lb5,067 N·m	N/A 5000 rpm	N/A 2.44 in	N/A 4.21 in106.9 mm	N/A
697904330991	N/A FCX 2 HUB 1-11/16 3/8X3/16KW	N/A 1-11/16 in	N/A 3/8x3/16 in	N/A 44,850 in·lb5,067 N·m	N/A 5000 rpm	N/A 2.44 in	N/A 4.21 in106.9 mm	N/A
697904331004	N/A FCX 3 HUB 1-13/16 1/2X1/4KW	N/A 1-13/16 in	N/A 1/2x1/4 in	N/A 135,700 in·lb15332 N·m	N/A 4000 rpm	N/A 3.59 in	N/A 5.88 in149.4 mm	N/A
697904331011	N/A FCX 3.5 HUB 1-15/16 1/2X1/4KW	N/A 1-15/16 in	N/A 1/2x1/4 in	N/A 203,550 in·lb22,998 N·m	N/A 3500 rpm	N/A 4.19 in	N/A 6.87 in174.5 mm	N/A
697904331028	N/A FCX 1.5 HUB 1-5/8 3/8X3/16KW	N/A 1-5/8 in	N/A 3/8x3/16 in	N/A 26,100 in·lb2,949 N·m	N/A 5500 rpm	N/A 1.94 in	N/A 3.29 in83.5 mm	N/A
697904331035	N/A FCX 3 HUB 1-5/8 3/8X3/16KW	N/A 1-5/8 in	N/A 3/8x3/16 in	N/A 135,700 in·lb15332 N·m	N/A 4000 rpm	N/A 3.59 in	N/A 5.88 in149.4 mm	N/A
697904331042	N/A FCX 2 HUB 1-7/16 3/8X3/16KW	N/A 1-7/16 in	N/A 3/8x3/16 in	N/A 44,850 in·lb5,067 N·m	N/A 5000 rpm	N/A 2.44 in	N/A 4.21 in106.9 mm	N/A
697904331059	N/A FCX 3.5 HUB 1-7/8 1/2X1/4KW	N/A 1-7/8 in	N/A 1/2x1/4 in	N/A 203,550 in·lb22,998 N·m	N/A 3500 rpm	N/A 4.19 in	N/A 6.87 in174.5 mm	N/A
697904331066	N/A FCX 2.5 HUB 2" 1/2X1/4KW	N/A 2 in	N/A 1/2x1/4 in	N/A 79,700 in·lb9,005 N·m	N/A 4400 rpm	N/A 3.03 in	N/A 4.97 in126.4 mm	N/A
697904331073	N/A FCX 2 HUB 2-1/16 1/2X1/4KW	N/A 2-1/16 in	N/A 1/2x1/4 in	N/A 44,850 in·lb5,067 N·m	N/A 5000 rpm	N/A 2.44 in	N/A 4.21 in106.9 mm	N/A
697904331080	N/A FCX 3 HUB 2-1/16 1/2X1/4KW	N/A 2-1/16 in	N/A 1/2x1/4 in	N/A 135,700 in·lb15332 N·m	N/A 4000 rpm	N/A 3.59 in	N/A 5.88 in149.4 mm	N/A
697904331097	N/A FCX 2.5 HUB 2-1/4 1/2X1/4KW	N/A 2-1/4 in	N/A 1/2x1/4 in	N/A 79,700 in·lb9,005 N·m	N/A 4400 rpm	N/A 3.03 in	N/A 4.97 in126.4 mm	N/A
697904331103	N/A FCX 1.5 HUB 2-1/8 1/2X1/4KW	N/A 2-1/8 in	N/A 1/2x1/4 in	N/A 26,100 in·lb2,949 N·m	N/A 5500 rpm	N/A 1.94 in	N/A 3.29 in83.5 mm	N/A
697904331110	N/A FCX 2.5 HUB 2-1/8 1/2X1/4KW	N/A 2-1/8 in	N/A 1/2x1/4 in	N/A 79,700 in·lb9,005 N·m	N/A 4400 rpm	N/A 3.03 in	N/A 4.97 in126.4 mm	N/A
697904331127	N/A FCX 2.5 HUB 2-13/16 3/4X3/8KW	N/A 2-13/16 in	N/A 3/4x3/8 in	N/A 79,700 in·lb9,005 N·m	N/A 4400 rpm	N/A 3.03 in	N/A 4.97 in126.4 mm	N/A
697904331134	N/A FCX 2.5 HUB 2-15/16 3/4X3/8KW	N/A 2-15/16 in	N/A 3/4x3/8 in	N/A 79,700 in·lb9,005 N·m	N/A 4400 rpm	N/A 3.03 in	N/A 4.97 in126.4 mm	N/A
697904331141	N/A FCX 1.5 HUB 2-3/16 1/2X1/4KW	N/A 2-3/16 in	N/A 1/2x1/4 in	N/A 26,100 in·lb2,949 N·m	N/A 5500 rpm	N/A 1.94 in	N/A 3.29 in83.5 mm	N/A
697904331158	N/A FCX 2.5 HUB 2-3/4 5/8X5/16KW	N/A 2-3/4 in	N/A 5/8x5/16 in	N/A 79,700 in·lb9,005 N·m	N/A 4400 rpm	N/A 3.03 in	N/A 4.97 in126.4 mm	N/A
697904331165	N/A FCX 3.5 HUB 2-3/8 5/8X5/16KW	N/A 2-3/8 in	N/A 5/8x5/16 in	N/A 203,550 in·lb22,998 N·m	N/A 3500 rpm	N/A 4.19 in	N/A 6.87 in174.5 mm	N/A
697904331172	N/A FCX 2.5 HUB 3-1/16 3/4X3/8KW	N/A 3-1/16 in	N/A 3/4x3/8 in	N/A 79,700 in·lb9,005 N·m	N/A 4400 rpm	N/A 3.03 in	N/A 4.97 in126.4 mm	N/A
697904331189	N/A FCX 4 HUB 3-1/16 3/4X3/8KW	N/A 3-1/16 in	N/A 3/4x3/8 in	N/A 311,540 in·lb35,199 N·m	N/A 3000 rpm	N/A 4.75 in	N/A 6.87 in174.5 mm	N/A

697904330946

N/A FCX 1 HUB 1" 1/4 X1/8KW

N/A 1 in

N/A 1/4 in

N/A 11,300 in·lb1,277 N·m

N/A 6000 rpm

N/A 1.690 in

N/A 2.49 in63.3 mm

N/A

697904330953

N/A FCX 2 HUB 1-1/16 1/4X1/8KW

N/A 1-1/16 in

N/A 1/4x1/8 in

N/A 44,850 in·lb5,067 N·m

N/A 5000 rpm

N/A 2.44 in

N/A 4.21 in106.9 mm

N/A

697904330960

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

N/A 1-1/2 in

N/A 3/8x3/16 in

N/A 44,850 in·lb5,067 N·m

N/A 5000 rpm

N/A 2.44 in

N/A 4.21 in106.9 mm

N/A

697904330977

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

N/A 1-1/4 in

N/A 1/4x1/8 in

N/A 11,300 in·lb1,277 N·m

N/A 6000 rpm

N/A 1.690 in

N/A 2.49 in63.3 mm

N/A

697904330984

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

N/A 1-1/8 in

N/A 1/4x1/8 in

N/A 44,850 in·lb5,067 N·m

N/A 5000 rpm

N/A 2.44 in

N/A 4.21 in106.9 mm

N/A

697904330991

N/A FCX 2 HUB 1-11/16 3/8X3/16KW

N/A 1-11/16 in

N/A 3/8x3/16 in

N/A 44,850 in·lb5,067 N·m

N/A 5000 rpm

N/A 2.44 in

N/A 4.21 in106.9 mm

N/A

697904331004

N/A FCX 3 HUB 1-13/16 1/2X1/4KW

N/A 1-13/16 in

N/A 1/2x1/4 in

N/A 135,700 in·lb15332 N·m

N/A 4000 rpm

N/A 3.59 in

N/A 5.88 in149.4 mm

N/A

697904331011

N/A FCX 3.5 HUB 1-15/16 1/2X1/4KW

N/A 1-15/16 in

N/A 1/2x1/4 in

N/A 203,550 in·lb22,998 N·m

N/A 3500 rpm

N/A 4.19 in

N/A 6.87 in174.5 mm

N/A

697904331028

N/A FCX 1.5 HUB 1-5/8 3/8X3/16KW

N/A 1-5/8 in

N/A 3/8x3/16 in

N/A 26,100 in·lb2,949 N·m

N/A 5500 rpm

N/A 1.94 in

N/A 3.29 in83.5 mm

N/A

697904331035

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

N/A 1-5/8 in

N/A 3/8x3/16 in

N/A 135,700 in·lb15332 N·m

N/A 4000 rpm

N/A 3.59 in

N/A 5.88 in149.4 mm

N/A

697904331042

N/A FCX 2 HUB 1-7/16 3/8X3/16KW

N/A 1-7/16 in

N/A 3/8x3/16 in

N/A 44,850 in·lb5,067 N·m

N/A 5000 rpm

N/A 2.44 in

N/A 4.21 in106.9 mm

N/A

697904331059

N/A FCX 3.5 HUB 1-7/8 1/2X1/4KW

N/A 1-7/8 in

N/A 1/2x1/4 in

N/A 203,550 in·lb22,998 N·m

N/A 3500 rpm

N/A 4.19 in

N/A 6.87 in174.5 mm

N/A

697904331066

N/A FCX 2.5 HUB 2" 1/2X1/4KW

N/A 2 in

N/A 1/2x1/4 in

N/A 79,700 in·lb9,005 N·m

N/A 4400 rpm

N/A 3.03 in

N/A 4.97 in126.4 mm

N/A

697904331073

N/A FCX 2 HUB 2-1/16 1/2X1/4KW

N/A 2-1/16 in

N/A 1/2x1/4 in

N/A 44,850 in·lb5,067 N·m

N/A 5000 rpm

N/A 2.44 in

N/A 4.21 in106.9 mm

N/A

697904331080

N/A FCX 3 HUB 2-1/16 1/2X1/4KW

N/A 2-1/16 in

N/A 1/2x1/4 in

N/A 135,700 in·lb15332 N·m

N/A 4000 rpm

N/A 3.59 in

N/A 5.88 in149.4 mm

N/A

697904331097

N/A FCX 2.5 HUB 2-1/4 1/2X1/4KW

N/A 2-1/4 in

N/A 1/2x1/4 in

N/A 79,700 in·lb9,005 N·m

N/A 4400 rpm

N/A 3.03 in

N/A 4.97 in126.4 mm

N/A

697904331103

N/A FCX 1.5 HUB 2-1/8 1/2X1/4KW

N/A 2-1/8 in

N/A 1/2x1/4 in

N/A 26,100 in·lb2,949 N·m

N/A 5500 rpm

N/A 1.94 in

N/A 3.29 in83.5 mm

N/A

697904331110

N/A FCX 2.5 HUB 2-1/8 1/2X1/4KW

N/A 2-1/8 in

N/A 1/2x1/4 in

N/A 79,700 in·lb9,005 N·m

N/A 4400 rpm

N/A 3.03 in

N/A 4.97 in126.4 mm

N/A

697904331127

N/A FCX 2.5 HUB 2-13/16 3/4X3/8KW

N/A 2-13/16 in

N/A 3/4x3/8 in

N/A 79,700 in·lb9,005 N·m

N/A 4400 rpm

N/A 3.03 in

N/A 4.97 in126.4 mm

N/A

697904331134

N/A FCX 2.5 HUB 2-15/16 3/4X3/8KW

N/A 2-15/16 in

N/A 3/4x3/8 in

N/A 79,700 in·lb9,005 N·m

N/A 4400 rpm

N/A 3.03 in

N/A 4.97 in126.4 mm

N/A

697904331141

N/A FCX 1.5 HUB 2-3/16 1/2X1/4KW

N/A 2-3/16 in

N/A 1/2x1/4 in

N/A 26,100 in·lb2,949 N·m

N/A 5500 rpm

N/A 1.94 in

N/A 3.29 in83.5 mm

N/A

697904331158

N/A FCX 2.5 HUB 2-3/4 5/8X5/16KW

N/A 2-3/4 in

N/A 5/8x5/16 in

N/A 79,700 in·lb9,005 N·m

N/A 4400 rpm

N/A 3.03 in

N/A 4.97 in126.4 mm

N/A

697904331165

N/A FCX 3.5 HUB 2-3/8 5/8X5/16KW

N/A 2-3/8 in

N/A 5/8x5/16 in

N/A 203,550 in·lb22,998 N·m

N/A 3500 rpm

N/A 4.19 in

N/A 6.87 in174.5 mm

N/A

697904331172

N/A FCX 2.5 HUB 3-1/16 3/4X3/8KW

N/A 3-1/16 in

N/A 3/4x3/8 in

N/A 79,700 in·lb9,005 N·m

N/A 4400 rpm

N/A 3.03 in

N/A 4.97 in126.4 mm

N/A

697904331189

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

N/A 3-1/16 in

N/A 3/4x3/8 in

N/A 311,540 in·lb35,199 N·m

N/A 3000 rpm

N/A 4.75 in

N/A 6.87 in174.5 mm

N/A

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No Preference
0
1
10
11/16
1-1/16
1-1/2
1-1/4
1-1/8
1-11/16
1-13/16
1-15/16
13/16
1-3/16
1-3/4
1-3/8
15/16
1-5/16
1-5/8
1-7/16
1-7/8
1-9/16
2
2-1/16
2-1/2
2-1/4
2-1/8
2-11/16
2-13/16
2-15/16
2-3/16
2-3/4
2-3/8
2-5/16
2-5/8
2-7/16
2-7/8
2-9/16
3
3/4
3-1/16
3-1/2
3-1/4
3-1/8
3-11/16
3-13/16
3-15/16
3-3/16
3-3/4
3-3/8
3-5/16
3-5/8
3-7/16
3-7/8
3-9/16
4
4-1/16
4-1/2
4-1/4
4-1/8
4-11/16
4-13/16
4-15/16
4-3/16
4-3/4
4-3/8
4-5/16
4-5/8
4-7/16
4-7/8
4-9/16
5
5/8
5-1/16
5-1/2
5-1/4
5-1/8
5-11/16
5-13/16
5-15/16
5-3/16
5-3/4
5-3/8
5-5/16
5-5/8
5-7/16
5-7/8
5-9/16
6
6.9375
6-1/16
6-1/2
6-1/4
6-1/8
6-11/16
6-13/16
6-3/16
6-3/4
6-3/8
6-5/16
6-5/8
6-7/16
6-7/8
6-9/16
7
7/8
7-1/2
7-1/4
7-1/8
7-3/4
7-3/8
7-5/8
8
9
9-3/4

No Preference
1/2x1/4
1/4
1/4x1/8
1-1/2
1-1/2x3/4
1-1/4
1-1/4x5/8
1-14X5/8
1-3/4x3/4
1x1/2
2-1/2X7/8
2X3/4
3/16x3/32
3/16X3/32K
3/4x3/8
3/8x3/16
3/8X3/16K
5/16x5/32
5/16X5/32K
5/8x5/16
7/8x7/16

Bore Size (in)

Keyway Size (in)