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Kop-Flex 253 KD 2 LS700 FB (Rexnord PN 2287779) KD2 double-flex spacer disc coupling, finished bore, 8" outside diameter, 4" max bore, maintenance-free non-lubricated design. Patented disc technology eliminates lubrication requirements while accommodating angular, parallel, and axial misalignment. Ideal for pump, compressor, and industrial fan drives where zero-backlash torque transmission and long service life are critical.
MODEL 2287779
Contact supplier for technical support on: 800-626-2120
$7,370.21 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
Axial Capacity (+/-)
0.105
Bore Range (in)
1 to 4
Bore Size Max
4
Bore Size Min
1
Bore Type
Finished Bore
Configuration
1 long hub/1 standard hub
Coupling Size
253
Coupling Type
Disc Coupling
Hub Material
Carbon steel
Length Through Bore (long hub) (in)
4.25
Length Through Bore standard hub (in)
2.88
Lube/Non-Lube
Non-Lubricated
Max C Bore
5.5
Max Compatible Bore Size (long hub) (in)
4
Max Torque (ft-lb)
3933
Measurement System
Imperial
Min Compatible Bore Size (long hub) (in)
1
OD
8
Rating HP @ 100 RPM
37.5
Rough Bore
1
Speed Max (rpm)
11500
Stock C Dimension
7
Style
KD2
Torque Rating (in-lb)
23600
Total Length (One Hub Reverse) (in)
Total Length (One Hub Reverse) (in)
Total Length (Std Hub Post) (in)
14.13
Total WR2 (lb-in2)
475
- Spacer coupling with factory-assembled center section for easy assembly.
- Specifically engineered to meet API 610 specifications.
- MT (Medium Torque) disc packs for medium duty applications.
- Meet AGMA Class 9 balance off the shelf, and may be balanced to AGMA Class 10 or 11.
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