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2429645

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Kop-Flex 204 KD 21 SS500 FB (2429645) Size 204 KD Disc Coupling, Style KD21 double-engagement design, finished bore, 5.00" standard spacer. Maintenance-free, non-lubricated flexible disc coupling with zero backlash and high torsional stiffness. Suitable for industrial driveline applications requiring precision and reliability.

MODEL 2429645

BRAND

SKU

2293993

WEIGHT

37.956 lb

UOM

each

UPC

662384153293

Contact supplier for technical support on: 800-626-2120

$3,743.08 Each

Prices are subject to change

FREE SHIPPING ON ORDERS OVER $100

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GET A QUOTE

Typically Ships in: 1 day

Returnable:No

Axial Capacity (+/-)

0.11

Bore Range (in)

1 to 3

Bore Size Max

3

Bore Size Min

1

Bore Type

Finished Bore

Configuration

2 standard hubs

Coupling Size

204

Coupling Type

Disc Coupling

Hub Material

Carbon steel

Length Through Bore standard hub (in)

2.38

Lube/Non-Lube

Non-Lubricated

Max Torque (ft-lb)

6000

Measurement System

Imperial

Rating HP @ 100 RPM

57.1

Speed Max (rpm)

13000

Stock C Dimension

5

Style

KD21

Torque Rating (in-lb)

36000

Total Length (One Hub Reverse) (in)

Total Length (One Hub Reverse) (in)

Total Length (Std Hub Post) (in)

9.76

Total WR2 (lb-in2)

160

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.

Instruction Sheet

3D Drawing IGES

Catalog Page

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Do you provide credit terms?

Can I get a discounted price? I am a reseller / government entity.

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2429629

#2293710

Kop-Flex 103 KD21 SS500 FB (Rexnord PN 2429629) Size 103 KD Disc Coupling, Style KD21, 5.00" spacer, finished bore, 1.75" max bore. Non-lubricated double-engagement disc coupling provides maintenance-free operation with zero backlash and high torsional stiffness. Ideal for applications requiring precise shaft alignment and reliable torque transmission.

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Kop-Flex 153 KD 21 SS500 FB (Rexnord PN 2429637) Size 153 KD Disc Coupling, Style KD21, 5.00" short spacer, finished bore. Double-engagement, maintenance-free design requires no lubrication. High-performance disc packs accommodate misalignment while transmitting torque in industrial drivelines.

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Kop-Flex 254 KD 21 SS500 FB (Rexnord PN 2429694) Size 254 KD Disc Coupling, Style KD21, with 5.00" short spacer and finished bore. 7.62" outside diameter, 3.75" max bore, maintenance-free non-lubricated design. Double-engagement disc coupling for reliable torque transmission in industrial drivetrains.

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Kop-Flex 103 KD 21 SS350 FB (Rexnord PN 2429611) Size 103 KD Disc Coupling, Style KD21, 3.50" short spacer, finished bore, 1.75" max bore. Maintenance-free flexible disc design requires no lubrication, providing reliable torque transmission and misalignment accommodation for industrial drivelines.

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2429652

#2293995

Kop-Flex 204 KD 21 SS700 FB (Rexnord PN 2429652) Size 204 KD disc coupling, Style KD21, 7.00" short spacer, finished bore. Double-engagement, maintenance-free design requires no lubrication and delivers zero backlash with high torsional stiffness. Ideal for high-performance applications demanding precise motion control and reliable power transmission.

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Kop-Flex 204 KD 21 SS1000 FB (Rexnord PN 2429678) Size 204 KD21 double-engagement disc coupling with 10.00" spacer, finished bore, and 3" max bore capacity. Non-lubricated, maintenance-free flexible disc design provides high torsional stiffness and accommodates angular, parallel, and axial misalignment. Ideal for pump, compressor, and fan drive applications requiring reliable, zero-backlash power transmission.

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