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Part Number 69790407862, FMM Type Mill Universal Hubs - Finished (AISE Frame) Bore

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FMM Type Mill Universal Hubs - Finished (AISE Frame) Bore

The FMM Type coupling consists of one universal hub (FMM Mill Type), one standard F Type flex hub, two standard F 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 FMM Type Mill Universal hub accommodates AISE Mill Motor frame sizes (with the two sleeves and second hub being standard F Type).




Specifications  · Dimensional Data  · Performance Data  · Features  · Notes

Specifications

Description 
FMM-4-HUB-614/814 MTR FRM-1.000KW-KW

Hub Style
Exposed Bolt

Type
Gear Coupling Hubs

Hub Material
AISI 1045

Style
Mill Motor Hub Bored

Color
Metallic

Coupling Type
Gear

AISE Motor Frame Size
614/814

Weight
47.00 lb


Dimensional Data

Bore Size (Dimension TB)
4.2470 to 4.2485 in

Size
4

Set Screw Style Coupling Size (Dimension T)
No Setscrew

Keyway Size (W x D)
1 x 3/8 in

Max. Bore (Dimensions ID1/ID2)
5.375 in
145 mm

Dimension D
9.250 in
234.95 mm

Dimension FD
12.50 in
317.50 mm

Dimension G1
1.880 in
47.75 mm

Dimension HD
7.500 in
190.50 mm

Dimension ID1
5.375 in
136.53 mm

Dimension LTB1
5.000 in
127.00 mm

Dimension TB
4.2470 to 4.2485 in
108.46 to 108.91 mm

Distance between Shaft Ends (Dimension BSE)
0.250 in
6.35 mm

Cubic inches
267.18750 in³


Performance Data

Nominal Torque
220500 in·lb

Max. Speed (Unbalanced)
3000 rpm

Max. Speed (Balanced)
4500.00 rpm


Features

Features 
  • Patented Vari-Crown® tooth form for long life
  • 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 AISE Motor Frames


Notes

Notes 
  • Counterbore is required for hub size 1.5.
  • 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 5.5.
  • Puller Holes are standard on sizes 4 through 6.
  • 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 ANSI / AGMA 9002-B04.
  • For metric bore and keyway tolerances, consult Lovejoy Engineering Section. 1/4 inch hub standoff.


 DOWNLOADS 

Gear Coupling Product Catalog

F & FA Type Installation Instructions
(PDF, 0KB)