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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.
HP @ RPM
62 hp @ 100 rpm
Size Code
2.5
Hub Dia.
4.75 in
Tooth Profile
Straight
Model
Model B
Component Type
Rigid Hub
Bore Type
Rough
Coupling Size
2.5
Coupling Type
Gear
Lubricated
Yes
Inch/Metric
Inch
Length Through Bore
2.563 in, 65.088 mm
O.D.
7 in
Bore Size [Max]
3.25
Speed [Max]
7900 rpm
Bore Dia. [Max]
3 1/4 in
Flange Type
Exposed Bolt
RPM [Max]
7900 rpm
Bolt Type
Exposed
Configuration
Flex-Rigid
Material
Carbon Steel
Torque Rating
39000 in-lb
Sleeve O.D.
7 in
Bore with Standard Key For Rigid Hub [Max]
3.25
Weight
15.24 LB
EAN or UPC
662384947144
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