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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 3 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 11.70 lb

Complete Coupling Weight

N/A 104.00 lb

Dimensional Data

Size

N/A 3

Max. Bore (Dimensions ID1/ID2)

N/A 3.125 in79 mm

Dimension BSE1

N/A 0.190 in4.83 mm

Dimension D

N/A 6.910 in175.51 mm

Dimension FD

N/A 9.44 in239.78 mm

Dimension HD

N/A 4.250 in107.95 mm

Dimension HD1

N/A 6.840 in173.74 mm

Dimension LTB1

N/A 2.910 in73.91 mm

Distance between Shaft Ends (Dimension BSE)

N/A 0.19 in4.83 mm

Cubic inches

N/A 92.48000 in³

Performance Data

Nominal Torque

N/A 94500 in·lb10700 N·m

Max. Speed (Unbalanced)

N/A 4000 rpm

Max. Speed (Balanced)

N/A 6000.00 rpm

Parallel Misalignment

N/A 0.520 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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