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Kop-Flex 304 KD 21 SS900 (Rexnord PN 2429538) Size 304 KD Disc Coupling, Style KD21, 9.00" spacer, 4.5" max bore, 9" outside diameter, non-lubricated. Double-engagement disc coupling for high-performance applications requiring zero backlash and maintenance-free operation.
MODEL 2429538
Contact supplier for technical support on: 800-626-2120
$9,396.77 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
Axial Capacity (+/-)
0.17
Bore Range (in)
1.5 to 4.5
Bore Size Max
4.5
Bore Size Min
1.5
Bore Type
Rough Bore
Configuration
2 standard hubs
Coupling Size
304
Coupling Type
Disc Coupling
Disc Coupling Type
Spacer Coupling
Disc Shape
Scalloped
Hub Diameter (in)
6.16
Hub Material
Carbon steel
Length Through Bore (in)
3.56
Length Through Bore standard hub (in)
3.56
Lube/Non-Lube
Non-Lubricated
Max Compatible Bore Size (long hub) (in)
4.5
Max Torque (ft-lb)
14833
Measurement System
Imperial
Min Compatible Bore Size (long hub) (in)
1.5
OD
9
Rating HP @ 100 RPM
141
Speed Max (rpm)
9900
Stock D Dimension
9
Style
KD21
Torque Rating (in-lb)
89000
Total Length (One Hub Reverse) (in)
Total Length (One Hub Reverse) (in)
Total Length (Std Hub Post) (in)
16.12
Total WR2 (lb-in2)
745
- Spacer coupling with economical 3-component design.
- Unitized Disc Packs for ease of maintenance, replaceable without moving the connected equipment.
- HT (High Torque) disc packs for medium and heavy duty applications.
- Meet AGMA Class 9 balance off the shelf. Balance to AGMA 10, or compliance with API610 are available options.
