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Kop-Flex 3 1/2H EB FF FB (Rexnord PN 2274942) is a Size 3.5 Series H Gear Coupling with extended bore and finished bore flanged construction. It features an 11" outside diameter, 4.5" max bore, and is lubricated for reliable operation. Series H sleeves are designed to bolt to competitor gear coupling sizes 1-7, offering drop-in replacement capability.
MODEL 2274942
Contact supplier for technical support on: 800-626-2120
$3,724.16 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
Bolt Circle
9.5
Bolt Type
Exposed
Bore Size Max
4.5
Bore Type
Finished Bore
Configuration
Full Flex
Coupling Size
3.5
Coupling Type
Gear Coupling
Fastener Quantity
8
Fastener Size & Length
3/4 x 3 3/8
Hub Diameter (in)
6.5
Includes
Hubs (2) Sleeves (2) Seals (2)
Length Through Bore (in)
4.1875
Lube/Non-Lube
Lubricated
Material
Medium Carbon Steel
Measurement System
Imperial
Min Compatible Bore Size (in)
1.6875
OD
11
Overall Length (in)
7.6875
Performance
Lubrication Hole
Rating HP @ 100 RPM
235
Sleeve Type
Flanged
Speed Max (rpm)
6000
Style
Series H
Temperature Range
-40 to +190 °F
Tooth Profile
Straight faced, Involute Stub Tooth
Torque [Max] (in-lb)
296000
Torque Rating (in-lb)
148000
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