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Kop-Flex 2 1/2F FHUB (Rexnord PN 1960673) is a Size 2.5 FASTS gear coupling flex hub made of carbon steel. It features a 3.625" hub diameter, 2.75" max bore size, 8.375" outside diameter, and 3.625" length through bore. This flex hub is designed for use with FASTS gear couplings, which offer a lifetime metallic seal and 300% greater lubricant capacity.
MODEL 1960673
Contact supplier for technical support on: 800-626-2120
$322.36 Each
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Bore Size Max
2.75
Bore Type
Rough Bore
Component Type
Flex Hub
Coupling Size
2.5
Coupling Type
Gear Coupling
Height (in)
3.90
Hub Diameter (in)
3.625
Length (in)
5.90
Length Through Bore (in)
3.625
Length Through Bore (mm)
92.075
Lube/Non-Lube
Lubricated
Material
Carbon steel
Max Bore w/standard key
2.75
Measurement System
Imperial
Model
FASTS
OD
8.375
Size Code
2.5
Sleeve Outside Diameter (in)
8.375
Speed Max (rpm)
7900
Tooth Profile
Straight
Torque Rating (in-lb)
56700
Width
5.90
- 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.
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