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All Categories > Couplings & Power Transmission Parts Catalog > Lovejoy / Sier-Bath Gear Type Couplings > Nylon Sleeve Gear Type Couplings > Item # 69790411683  
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Item # 69790411683, FLA Type Flex-Flex All-Metal Labyrinth Seal Coupling Hub w/ Keyway w/ Puller Hole & Accessory Kit - Imperial







Specifications  · Dimensional Data  · Performance Data  · Features  · Notes

Specifications

Description 

FLA 3S FH 2.8735 KW PH W/ACCY

Hub Style

Shrouded Bolt

Type

Gear

Material

All Metal

Weight

13.78 lb

Complete Coupling Weight

74.40 lb


Dimensional Data

Bore Size 

2 7/8 in

Size

3

Length thru Bore

3.590 in
91.19
mm

Overall Length

7.690 in
195.33
mm

Max. Bore (Dimensions ID1/ID2)

3.125 in
79
mm

Dimension D

6.910 in
175.51
mm

Flange Diameter (Dimension FD)

9.44 in
239.78
mm

Dimension HD

4.250 in
107.95
mm

Dimension W

1.750 in
44.45
mm

Center Line to Center Line of Teeth

6.000 in
152.40
mm

Distance between Shaft Ends (Dimension BSE)

0.19 in
4.83
mm

Cubic inches

506.99000 in³


Performance Data

Nominal Torque

118900.00 in·lb

Max. Speed (Unbalanced)

6800.00 rpm

Max. Speed (Balanced)

10200.00 rpm

Parallel Misalignment

0.052 in
1.30
mm

Max. Angular Misalignment

1.50º per Gear Mesh


Features

Features 

  • All-Metal Labyrinth Seals
  • AISI 4140 Alloy Steel Construction
  • 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


Notes

Notes 

  • Exposed Bolt Design is standard.
  • Shrouded Bolt Design available upon request for sizes 1 through 5.
  • Puller Holes are standard on sizes 4 through 7.
  • Puller Holes are available for sizes 1 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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