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FLAMM Type (Flex-Flex All-Metal Labyrinth Seal Mill Motor Coupling) Hubs - Finished (AISE Frame) 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-4-HUB-612/812 MTR FRM

Hub Style

 N/A Exposed Bolt

Type

 N/A Gear Coupling Hubs

Hub Material

 N/A All Metal

Style

 N/A Bored

Color

 N/A Metallic

Coupling Type

 N/A Gear

AISE Motor Frame Size

 N/A 612/812

Weight

 N/A 36.82 lb

Complete Coupling Weight

 N/A 234.00 lb

Dimensional Data

Bore Size 

 N/A 3.6230 to 3.6240 in

Size

 N/A 4

Keyway Size (W x D)

 N/A 3/4 x 1/4 in

Length thru Bore

 N/A 5.000 in127.00 mm

Dimension BSE1

 N/A 0.310 in7.87 mm

Dimension D

 N/A 9.250 in234.95 mm

Dimension FD

 N/A 12.50 in317.50 mm

Dimension G

 N/A 1.750 in44.45 mm

Dimension HD

 N/A 5.750 in146.05 mm

Dimension HD1

 N/A 9.250 in234.95 mm

Dimension OAL2

 N/A 11.500 in292.10 mm

Dimension OAL3

 N/A 11.900 in302.26 mm

Dimension LTB1

 N/A 4.440 in112.78 mm

Dimension LTB2

 N/A 5.000 in127.00 mm

Dimension TB

 N/A 3.623 to 3.624 in92.02 to 92.05 mm

Distance between Shaft Ends (Dimension BSE)

 N/A 0.25 in6.35 mm

Cubic inches

 N/A 165.31250 in³

Performance Data

Nominal Torque

 N/A 220500 in·lb24900 N·m

Max. Speed (Unbalanced)

 N/A 3000 rpm

Max. Speed (Balanced)

 N/A 4500.00 rpm

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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