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Can be used to directly connect any two shaft ends from 1/2" to over 4" in diameter on centrifugal pumps, small compressors, blowers, conveyor drives, fan drives, and all other similiar medium-duty, moderate-speed applications
When driving and driven shafts are widely separated, an unsupported or floating shaft is used to the span the gap. The two couplings required at each end of that shaft consist of one half of a standard coupling bolted to a Rigid Hub, each unit called a F
features
All-metal end ring seal design for maximum service life. The industry standard for over 75 years.
Provides 300% greater lubricant capacity than o-ring style couplings.
Greater lubricant capacity allows longer periods between scheduled lubrications and longer service life.
Straight tooth design provides improved load distribution, lower stresses and longer life for the gear teeth.
O.D.
8.375 in
Material
Carbon Steel
Bore Size [Max]
4
Flange Type
Exposed Bolt
Inch/Metric
Inch
Coupling Type
Gear
RPM [Max]
6800 rpm
Bore Dia. [Max]
4 in
Speed [Max]
6800 rpm
Tooth Profile
Straight
Model
Model B
Hub Dia.
5.75 in
Configuration
Flex-Rigid
HP @ RPM
110 hp @ 100 rpm
Length Through Bore
3.156 in, 80.169 mm
Size Code
3
Component Type
Rigid Hub
Lubricated
Yes
Torque Rating
69300 in-lb
Sleeve O.D.
8.375 in
Bolt Type
Exposed
Bore with Standard Key For Rigid Hub [Max]
4
Coupling Size
3
Bore Type
Rough
Weight
27.72 LB
EAN or UPC
662384947151
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