The Timken Company - S Type Flanges without Keyway - Inch (Imperial) Bores

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S flanges are made of high strength cast iron and are bored-to- size for a slip fit on standard shafts.
S flanges are easy to install, are readily available from stock in a wide range of popular bore sizes, and are supplied with two set screws at 90°.
The S Type coupling consists of two flanges and one sleeve.

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Unit of Measure

Items	68514436349 S Type Flanges without Keyway - Inch (Imperial) Bores	68514436353 S Type Flanges without Keyway - Inch (Imperial) Bores	68514436355 S Type Flanges without Keyway - Inch (Imperial) Bores	68514436357 S Type Flanges without Keyway - Inch (Imperial) Bores	68514436359 S Type Flanges without Keyway - Inch (Imperial) Bores
Description	N/A 5S-FLNG-1/2-NKW	N/A 6S-FLNG-5/8-NKW	N/A 7S-FLNG-5/8-NKW	N/A 8S-FLNG-3/4-NKW	N/A 9S-FLNG-7/8-NKW
Bore Size	N/A 1/2 in	N/A 5/8 in	N/A 5/8 in	N/A 3/4 in	N/A 7/8 in
Coupling Size	N/A 5S	N/A 6S	N/A 7S	N/A 8S	N/A 9S
Type	N/A Coupling Flange
Material	N/A Cast Iron
Thread (Dimension T)	N/A 1/4-20	N/A 5/16-18	N/A 3/8-16	N/A 3/8-16	N/A 1/2-13
Keyway Size (W x D)	N/A No Keyway
Outside Diameter	N/A 3.250 in82.55 mm	N/A 4.000 in101.60 mm	N/A 4.625 in117.48 mm	N/A 5.450 in138.43 mm	N/A 6.350 in161.29 mm
Color	N/A Gray
Nominal Torque (with EPDM Sleeve)	N/A 240 in·lb	N/A 450 in·lb	N/A 725 in·lb	N/A 1135 in·lb	N/A 1800 in·lb
Bore Type	N/A Finished Bore
Max. Bore (Dimension ID)	N/A 1.188 in	N/A 1.438 in	N/A 1.625 in	N/A 1.938 in	N/A 2.375 in
Max. Speed	N/A 7600.00 rpm	N/A 6000 rpm	N/A 5250.00 rpm	N/A 4500 rpm	N/A 3750.00 rpm
Dimension FL	N/A 0.590 in14.99 mm	N/A 0.780 in19.81 mm	N/A 0.780 in19.81 mm	N/A 0.880 in22.35 mm	N/A 1.030 in26.16 mm
Dimension HD	N/A 1.880 in47.75 mm	N/A 2.500 in63.50 mm	N/A 2.810 in71.37 mm	N/A 3.250 in82.55 mm	N/A 3.630 in92.20 mm
Dimension L	N/A 1.34 in34.04 mm	N/A 1.640 in41.66 mm	N/A 1.840 in46.74 mm	N/A 2.100 in53.34 mm	N/A 2.410 in61.21 mm
Dimension P	N/A 0.450 in11.43 mm	N/A 0.530 in13.46 mm	N/A 0.690 in17.53 mm	N/A 0.750 in19.05 mm	N/A 0.780 in19.81 mm
Dimension SL	N/A 0.290 in7.37 mm	N/A 0.290 in7.37 mm	N/A 0.350 in8.89 mm	N/A 0.380 in9.65 mm	N/A 0.410 in10.41 mm
Torsional Stiffness	N/A 916.00 in·lb/rad	N/A 1718.00 in·lb/rad	N/A 2769.00 in·lb/rad	N/A 4335.00 in·lb/rad	N/A 6875.00 in·lb/rad
Rated HP at 100 rpm	N/A 0.40 hp	N/A 0.70 hp	N/A 1.20 hp	N/A 1.80 hp	N/A 2.90 hp
Rated HP at 1,200 rpm	N/A 4.60 hp	N/A 8.60 hp	N/A 14.00 hp	N/A 22.00 hp	N/A 34.00 hp
Rated HP at 1,800 rpm	N/A 6.90 hp	N/A 12.90 hp	N/A 21.00 hp	N/A 32.00 hp	N/A 51.00 hp
Rated HP at 3,600 rpm	N/A 13.70 hp	N/A 25.70 hp	N/A 41.00 hp	N/A 65.00 hp	N/A 103.00 hp
Coupling Type	N/A S-Flex
Weight	N/A 1.37 lb	N/A 2.59 lb	N/A 3.20 lb	N/A 5.61 lb	N/A 8.46 lb
Cubic inches	N/A 14.15375 in³	N/A 26.24000 in³	N/A 39.35875 in³	N/A 62.37525 in³	N/A 97.17723 in³