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Kop-Flex 3F FHUB (Rexnord PN 1960319) is a Size 3 FASTS gear coupling flex hub made of carbon steel. It features a 3.125" max bore, 9.4375" outside diameter, and 4.25" length through bore. This flex hub is designed for use with FASTS gear couplings, offering a metallic seal for extended lubricant life.
MODEL 1960319
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$477.66 Each
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Bore Size Max
3.125
Component Type
Flex Hub
Coupling Size
3
Coupling Type
Gear Coupling
Height (in)
4.10
Length (in)
9.70
Length Through Bore (in)
4.25
Length Through Bore (mm)
107.95
Lube/Non-Lube
Lubricated
Material
Carbon steel
Max Bore w/standard key
3.125
Measurement System
Imperial
Model
FASTS
OD
9.4375
Size Code
3
Width
9.60
- 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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