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FLAMM Type (Flex-Flex All-Metal Labyrinth Seal Mill Motor Coupling) Hubs - Rough Stock Bore

The FLAMM Type coupling consists of one FLAMM Mill Type hub, one standard FLA Type flex hub, two standard FLA Type flex sleeves, and one accessory kit. This coupling is supplied with exposed bolts as standard, with shrouded bolts are available upon request through size 5.5.

The FLAMM Type Mill hub accommodates AISE Mill Motor frame sizes (with the two sleeves and second hub being standard FLA Type).
Unit of Measure

Specifications

Description 

 N/A FLAMM-2-HUB-RSB

Hub Style

 N/A Exposed Bolt

Type

 N/A Gear Coupling Hubs

Hub Material

 N/A All Metal

Style

 N/A Unbored

Color

 N/A Metallic

Bore Type

 N/A Rough Stock Bore

Coupling Type

 N/A Gear

Weight

 N/A 10.32 lb

Complete Coupling Weight

 N/A 45.00 lb

Dimensional Data

Size

 N/A 2

Max. Bore (Dimensions ID1/ID2)

 N/A 2.125 in53 mm

Dimension BSE1

 N/A 0.160 in4.06 mm

Dimension D

 N/A 4.910 in124.71 mm

Dimension FD

 N/A 7.00 in177.80 mm

Dimension HD

 N/A 2.880 in73.15 mm

Dimension HD1

 N/A 4.860 in123.44 mm

Dimension LTB1

 N/A 2.280 in57.91 mm

Distance between Shaft Ends (Dimension BSE)

 N/A 0.13 in3.30 mm

Cubic inches

 N/A 36.82714 in³

Performance Data

Nominal Torque

 N/A 31500 in·lb3560 N·m

Max. Speed (Unbalanced)

 N/A 5000 rpm

Max. Speed (Balanced)

 N/A 7500.00 rpm

Parallel Misalignment

 N/A 0.350 in

Max. Angular Misalignment

 N/A 1.50º per Gear Mesh

Features

Features 

 N/A
  • Patented Vari-Crown® tooth form for long life on Flex Half
  • Standard 20° pressure angle
  • Heat treated bolts for greater strength
  • Corrosion resistant bolts and nuts for ease of maintenance
  • Provides parallel, angular misalignment and end float
  • Flex Half coupling interchangeable with industry standards
  • Long Universal Hub used for A.I.S.E. Motor Frames

Notes

Notes 

 N/A
  • Bore taper is 1-1/4 inch per foot on diameter.
  • Exposed Bolt Design is standard.
  • Shrouded Bolt Design available upon request for sizes 1.5 through 5.
  • Puller Holes are standard on sizes 4 through 7.
  • Puller Holes are available for sizes 1.5 through 3.5 at an additional charge.
  • Interference bores with no set screws are standard unless otherwise specified.
  • Inch bore and keyway tolerances conform to AGMA 9002-B04.
  • For metric bore and keyway tolerances, consult Lovejoy Engineering Section.
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