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Part Number 69790492485, FLAMM Type (Flex-Flex All-Metal Labyrinth Seal Mill Motor Coupling) Hubs - Finished (AISE Frame) Bore

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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).




Specifications  · Dimensional Data  · Performance Data  · Features  · Notes

Specifications

Description 
FLAMM-4-HUB-612/812 MTR FRM

Hub Style
Exposed Bolt

Type
Gear Coupling Hubs

Hub Material
All Metal

Style
Bored

Color
Metallic

Coupling Type
Gear

AISE Motor Frame Size
612/812

Weight
36.82 lb

Complete Coupling Weight
234.00 lb


Dimensional Data

Bore Size 
3.6230 to 3.6240 in

Size
4

Keyway Size (W x D)
3/4 x 1/4 in

Length thru Bore
5.000 in
127.00 mm

Dimension BSE1
0.310 in
7.87 mm

Dimension D
9.250 in
234.95 mm

Dimension FD
12.50 in
317.50 mm

Dimension G
1.750 in
44.45 mm

Dimension HD
5.750 in
146.05 mm

Dimension HD1
9.250 in
234.95 mm

Dimension OAL2
11.500 in
292.10 mm

Dimension OAL3
11.900 in
302.26 mm

Dimension LTB1
4.440 in
112.78 mm

Dimension LTB2
5.000 in
127.00 mm

Dimension TB
3.623 to 3.624 in
92.02 to 92.05 mm

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

Cubic inches
165.31250 in³


Performance Data

Nominal Torque
220500 in·lb
24900 N·m

Max. Speed (Unbalanced)
3000 rpm

Max. Speed (Balanced)
4500.00 rpm

Max. Angular Misalignment
1.50º per Gear Mesh


Features

Features 
  • 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 
  • 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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