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Kop-Flex 2 1/2F EB FR FB (Rexnord 2280626) Size 2.5 FASTS gear coupling with extended bore, rough bore, and finished bore. 8.375" outside diameter, 2.75" max bore, lubricated. Lifetime metallic seal retains lubricant 300% longer than conventional gear couplings. Designed for high-torque industrial drivelines requiring reliable power transmission and extended service intervals.
MODEL 2280626
Contact supplier for technical support on: 800-626-2120
$2,818.21 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
Bolt Circle
7.125
Bolt Type
Exposed
Bore Size Max
2.75
Bore Type
Finished Bore
Configuration
Flex Rigid
Coupling Size
2.5
Coupling Type
Gear Coupling
Fastener Quantity
6
Fastener Size & Length
5/8 x 2 3/4
Hub Diameter (in)
4.718
Includes
Hubs (1) Sleeve (1) Rigid (1) Seal (2)
Length Through Bore (in)
2.90625
Lube/Non-Lube
Lubricated
Material
Medium Carbon Steel
Max Bore w/standard key for Flex Hub
2.75
Measurement System
Imperial
Min Compatible Bore Size (in)
0
Min Compatible Bore Size Flex Hub (in)
0
Min Compatible Bore Size Rigid Hub (in)
1.375
OD
8.375
Overall Length (in)
6.1875
Performance
Lubrication Hole
Rating HP @ 100 RPM
90
Sleeve Type
Flanged
Speed Max (rpm)
7900
Style
FASTS
Temperature Range
-40 to +190 °F
Tooth Profile
Straight Faced Involute Hub tooth
Torque [Max] (in-lb)
113400
Torque Rating (in-lb)
56700
- 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. Exposed Bolt / Flex Rigid / Finish Bored Coupling
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