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Kop-Flex 3 1/2F EB FF (Rexnord PN 2275659) is a Size 3.5 FASTS gear coupling with extended bore and finished bore flanged construction. It features an 11" outside diameter, 3.75" 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 2275659
Contact supplier for technical support on: 800-626-2120
$4,163.17 Each
Prices are subject to change
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Returnable:No
Bolt Circle
9.5
Bolt Type
Exposed
Bore Size Max
3.75
Bore Type
Rough 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)
7.75
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)
0
OD
11
Overall Length (in)
8.5
Performance
Lubrication Hole
Rating HP @ 100 RPM
235
Sleeve Type
Flanged
Speed Max (rpm)
6000
Style
FASTS
Temperature Range
-40 to +190 °F
Tooth Profile
Straight Faced Involute Hub tooth
Torque [Max] (in-lb)
296000
Torque Rating (in-lb)
148000
- 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 / Full Flex Coupling
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