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Kop-Flex 2 1/2F EB FF FB (Rexnord PN 2275741) is a Size 2.5 FASTS gear coupling with extended bore and finished bore flanged construction. It features an 8.375" outside diameter, 2.75" max bore, and is lubricated for reliable performance. The FASTS design includes a lifetime metallic seal and 300% greater lubricant capacity for extended service life.
MODEL 2275741
Contact supplier for technical support on: 800-626-2120
$3,311.51 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
Full Flex
Coupling Size
2.5
Coupling Type
Gear Coupling
Fastener Quantity
6
Fastener Size & Length
5/8 x 2 3/4
Length Through Bore (in)
3.03125
Lube/Non-Lube
Lubricated
Material
Medium Carbon Steel
Measurement System
Imperial
Min Compatible Bore Size (in)
0
OD
8.375
Overall Length (in)
6.1875
Rating HP @ 100 RPM
90
Speed Max (rpm)
7900
Style
FASTS
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.
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