The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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FLA Type (Flex-Flex All-Metal Labyrinth Seal) Flex Sleeves

For use with FLA (Flex-Flex All-Metal Labyrinth Seal) and FLAFR (Flex-Rigid All-Metal Labyrinth Seal) couplings.

The FLA Type coupling consists of two special FLA Type flex hubs, two FLA 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 FLA Type has a max angular misalignment of 3.0 degrees (1.5 degrees per gear mesh).

The FLAFR Type coupling consists of one special FLA flex hub, one FA rigid hub, one FLA flex 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 FLAFR Type has a max angular misalignment of 1.5 degrees (1.5 degrees per gear mesh).

FLA Gear Coupling
FLA Type Flex-Flex All-Metal Labyrinth Seal Coupling Sleeves - Imperial-2
Unit of Measure
1 

Part Number

Description 

Hub Style

Max. Bore - Standard Keyway (Dimensions ID1/ID2)

Dimension FD

Max. Speed (Unbalanced)

Nominal Torque

CAD

69790491072 N/A FLA-1.5E-SLEEVE N/A Exposed Bolt N/A 1.625 in41 mm N/A 6.00 in152.40 mm N/A 12000 rpm N/A 15000.00 in·lb N/A CAD
69790491083 N/A FLA-1.5S-SLEEVE N/A Shrouded Bolt N/A 1.625 in41 mm N/A 6.00 in152.40 mm N/A 12000 rpm N/A 15000.00 in·lb N/A
69790491073 N/A FLA-2E-SLEEVE N/A Exposed Bolt N/A 2.125 in53 mm N/A 7.00 in177.80 mm N/A 9300.00 rpm N/A 35500.00 in·lb N/A CAD
69790491084 N/A FLA-2S-SLEEVE N/A Shrouded Bolt N/A 2.125 in53 mm N/A 7.00 in177.80 mm N/A 9300.00 rpm N/A 35500.00 in·lb N/A
69790491074 N/A FLA-2.5E-SLEEVE N/A Exposed Bolt N/A 2.750 in69 mm N/A 8.38 in212.85 mm N/A 7900.00 rpm N/A 69300 in·lb N/A CAD
69790491085 N/A FLA-2.5S-SLEEVE N/A Shrouded Bolt N/A 2.750 in69 mm N/A 8.38 in212.85 mm N/A 7900.00 rpm N/A 69300 in·lb N/A
69790491075 N/A FLA-3E-SLEEVE N/A Exposed Bolt N/A 3.125 in79 mm N/A 9.44 in239.78 mm N/A 6800.00 rpm N/A 118900.00 in·lb N/A CAD
69790491086 N/A FLA-3S-SLEEVE N/A Shrouded Bolt N/A 3.125 in79 mm N/A 9.44 in239.78 mm N/A 6800.00 rpm N/A 118900.00 in·lb N/A
69790491076 N/A FLA-3.5E-SLEEVE N/A Exposed Bolt N/A 3.750 in95 mm N/A 11.00 in279.40 mm N/A 6000 rpm N/A 188500.00 in·lb N/A CAD
69790491087 N/A FLA-3.5S-SLEEVE N/A Shrouded Bolt N/A 3.750 in95 mm N/A 11.00 in279.40 mm N/A 6000 rpm N/A 188500.00 in·lb N/A
69790491077 N/A FLA-4E-SLEEVE N/A Exposed Bolt N/A 4.250 in107 mm N/A 12.50 in317.50 mm N/A 5260.00 rpm N/A 283800.00 in·lb N/A CAD
69790491088 N/A FLA-4S-SLEEVE N/A Shrouded Bolt N/A 4.250 in107 mm N/A 12.50 in317.50 mm N/A 5260.00 rpm N/A 283800.00 in·lb N/A
69790491078 N/A FLA-4.5E-SLEEVE N/A Exposed Bolt N/A 4.750 in120 mm N/A 13.63 in346.20 mm N/A 4770.00 rpm N/A 393800.00 in·lb N/A CAD
69790491089 N/A FLA-4.5S-SLEEVE N/A Shrouded Bolt N/A 4.750 in120 mm N/A 13.63 in346.20 mm N/A 4770.00 rpm N/A 393800.00 in·lb N/A
69790491079 N/A FLA-5E-SLEEVE N/A Exposed Bolt N/A 5.500 in139 mm N/A 15.31 in388.87 mm N/A 4300.00 rpm N/A 551300.00 in·lb N/A CAD
69790491090 N/A FLA-5S-SLEEVE N/A Shrouded Bolt N/A 5.500 in139 mm N/A 15.31 in388.87 mm N/A 4300.00 rpm N/A 551300.00 in·lb N/A
69790491080 N/A FLA-5.5E-SLEEVE N/A Exposed Bolt N/A 5.875 in149 mm N/A 16.75 in425.45 mm N/A 3880.00 rpm N/A 732500.00 in·lb N/A CAD
69790491081 N/A FLA-6E-SLEEVE N/A Exposed Bolt N/A 6.500 in165 mm N/A 18.00 in457.20 mm N/A 3600.00 rpm N/A 952500.00 in·lb N/A CAD
69790491082 N/A FLA-7E-SLEEVE N/A Exposed Bolt N/A 8.000 in203 mm N/A 20.75 in527.05 mm N/A 3000 rpm N/A 1512500.00 in·lb N/A CAD
Unit of Measure
1