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2429611

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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.

MODEL 2429611

BRAND

KOP-FLEX

SKU

2293708

WEIGHT

9.936 lb

UOM

each

UPC

662384154139

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

$2,056.80 Each

Prices are subject to change

FREE SHIPPING ON ORDERS OVER $100

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Typically Ships in: 1 day

Returnable:No

Axial Capacity (+/-)

0.08

Bore Range (in)

0.5 to 1.75

Bore Size Max

1.75

Bore Size Min

0.5

Bore Type

Finished Bore

Configuration

2 standard hubs

Coupling Size

103

Coupling Type

Disc Coupling

Hub Material

Carbon steel

Length Through Bore standard hub (in)

1.66

Lube/Non-Lube

Non-Lubricated

Max Torque (ft-lb)

667

Measurement System

Imperial

Rating HP @ 100 RPM

6.3

Speed Max (rpm)

18200

Stock C Dimension

3.5

Style

KD21

Torque Rating (in-lb)

4000

Total Length (One Hub Reverse) (in)

Total Length (One Hub Reverse) (in)

Total Length (Std Hub Post) (in)

6.82

Total WR2 (lb-in2)

16

  • 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.

Instruction Sheet
3D Drawing IGES
Catalog Page

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

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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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