F Type Flex Hubs - Rough Stock Bore On The Timken Company

F Type Flex Hubs, Rough Stock Bore

For use with F (Flex-Flex) or FFR (Flex-Rigid) couplings.

The F Type coupling consists of two flex hubs, two sleeves and one accessory kit. Exposed bolts (E) are the standard design for this coupling, though shrouded bolt (S) designs are available upon request through size 5.5. The F Type has a max angular misalignment of 3.0 degrees (1.5 degrees per gear mesh).

The FFR Type coupling consists of one flex hub, one rigid hub, one sleeve, and one accessory kit. Exposed bolts (E) are the standard design for this coupling, though shrouded bolt (S) designs are available upon request through size 5.5. The FFR Type has a max angular misalignment of 1.5 degrees (1.5 degrees per gear mesh).

For larger torques, consider the FHD Type gear coupling in sizes 10 through 30.

N/A F-1-HUB-RSB

N/A 7600 in·lb850 N·m

N/A 6000 rpm

N/A 1.690 in

N/A 1.625 in42 mm

N/A 2.310 in58.67 mm

N/A 3.50 in

N/A 4.56 in

N/A 0.13 in

N/A

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69790400148

N/A F-1.5-HUB-RSB

N/A 18900 in·lb2140 N·m

N/A 5500 rpm

N/A 1.940 in

N/A 2.125 in56 mm

N/A 3.000 in76.20 mm

N/A 4.00 in

N/A 6.00 in

N/A 0.13 in

N/A

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69790400165

N/A F-2-HUB-RSB

N/A 31500 in·lb3560 N·m

N/A 5000 rpm

N/A 2.440 in

N/A 2.750 in73 mm

N/A 4.000 in101.60 mm

N/A 5.00 in

N/A 7.00 in

N/A 0.13 in

N/A

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69790400184

N/A F-2.5-HUB-RSB

N/A 56700 in·lb6410 N·m

N/A 4400 rpm

N/A 3.030 in

N/A 3.250 in85 mm

N/A 4.630 in117.60 mm

N/A 6.25 in

N/A 8.38 in

N/A 0.19 in

N/A

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69790400196

N/A F-3-HUB-RSB

N/A 94500 in·lb10700 N·m

N/A 4000 rpm

N/A 3.590 in

N/A 4.000 in107 mm

N/A 5.630 in143.00 mm

N/A 7.38 in

N/A 9.44 in

N/A 0.19 in

N/A

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69790400207

N/A F-3.5-HUB-RSB

N/A 151200 in·lb17100 N·m

N/A 3500 rpm

N/A 4.190 in

N/A 4.625 in125 mm

N/A 6.5 in165.10 mm

N/A 8.63 in

N/A 11.00 in

N/A 0.25 in

N/A

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69790400216

N/A F-4-HUB-RSB

N/A 220500 in·lb24900 N·m

N/A 3000 rpm

N/A 4.750 in

N/A 5.375 in145 mm

N/A 7.500 in190.50 mm

N/A 9.75 in

N/A 12.50 in

N/A 0.25 in

N/A

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69790400222

N/A F-4.5-HUB-RSB

N/A 302400 in·lb34200 N·m

N/A 2700 rpm

N/A 5.310 in

N/A 6.000 in165 mm

N/A 8.500 in215.90 mm

N/A 10.94 in

N/A 13.63 in

N/A 0.31 in

N/A

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69790400227

N/A F-5-HUB-RSB

N/A 434700 in·lb49100 N·m

N/A 2500 rpm

N/A 6.030 in

N/A 6.500 in180 mm

N/A 9.500 in241.30 mm

N/A 12.38 in

N/A 15.31 in

N/A 0.31 in

N/A

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69790400564

N/A F-5.5-HUB-RSB

N/A 573300 in·lb64800 N·m

N/A 2200 rpm

N/A 6.910 in

N/A 7.500 in200 mm

N/A 10.50 in266.70 mm

N/A 14.13 in

N/A 16.75 in

N/A 0.31 in

N/A

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69790400326

N/A F-6-HUB-RSB

N/A 749700 in·lb84700 N·m

N/A 2100 rpm

N/A 7.41 in

N/A 8.250 in225 mm

N/A 11.50 in292.10 mm

N/A 16.13 in

N/A 18.00 in

N/A 0.31 in

N/A

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69790400327

N/A F-7-HUB-RSB

N/A 1008000 in·lb113900 N·m

N/A 2000 rpm

N/A 8.690 in

N/A 9.5 in255 mm

N/A 13.000 in330.20 mm

N/A 17.75 in

N/A 20.75 in

N/A 0.38 in

N/A

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69790400328

N/A F-8-HUB-RSB

N/A 1323000 in·lb149500 N·m

N/A 1900 rpm

N/A 11.000 in

N/A 11.500 in310 mm

N/A 15.500 in393.70 mm

N/A 22.38 in

N/A 23.25 in

N/A 0.38 in

N/A

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69790400329

N/A F-9-HUB-RSB

N/A 1827000 in·lb206400 N·m

N/A 1800 rpm

N/A 11.500 in

N/A 12.500 in340 mm

N/A 17.000 in431.80 mm

N/A 23.50 in

N/A 26.00 in

N/A 0.50 in

N/A

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Part Number

Description

Nominal Torque

Max Speed (Unbalanced)

Length thru Bore

Max. Bore

Dimension HD

Overall Length

Flange Diameter (Dimension FD)

Distance between Shaft Ends (Dimension BSE)

CAD