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Kop-Flex 3F SB FF FB (Rexnord PN 2275949) is a Size 3 FASTS gear coupling with a standard bore sleeve and finished bore flanged design. It features a 9.4375" outside diameter and a 3.125" maximum bore. The coupling is lubricated and includes a lifetime metallic seal for extended service life.
MODEL 2275949
Contact supplier for technical support on: 800-626-2120
$4,287.05 Each
Prices are subject to change
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Returnable:No
Bolt Circle
8
Bolt Type
Shrouded
Bore Size Max
3.125
Bore Type
Finished Bore
Configuration
Full Flex
Coupling Size
3
Coupling Type
Gear Coupling
Fastener Quantity
12
Fastener Size & Length
1/2 x 1 5/16
Hub Diameter (in)
4.25
Includes
Hubs (2) Sleeves (2) Seals (2)
Length Through Bore (in)
3.59375
Lube/Non-Lube
Lubricated
Material
Medium Carbon Steel
Measurement System
Imperial
Min Compatible Bore Size (in)
0
OD
9.4375
Overall Length (in)
7.3125
Performance
Lubrication Hole
Rating HP @ 100 RPM
160
Sleeve Type
Flanged
Speed Max (rpm)
6800
Style
FASTS
Temperature Range
-40 to +190 °F
Tooth Profile
Straight Faced Involute Hub tooth
Torque [Max] (in-lb)
202000
Torque Rating (in-lb)
101000
- 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. Shrouded Bolt / Full Flex / Finish Bored Coupling
