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2430148

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Kop-Flex 254 KD 21 LL1400 (Rexnord PN 2430148) Size 254 KD disc coupling, Style KD21, with 14.00" limited end-float spacer, 7.62" outside diameter, and 3.75" max bore. Non-lubricated, maintenance-free double-engagement design, finished bore ready. Suitable for high-performance industrial applications requiring reliable torque transmission and misalignment accommodation.

MODEL 2430148

BRAND

KOP-FLEX

SKU

2294152

WEIGHT

74.496 lb

UOM

each

UPC

662384012736

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

$5,477.25 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 (+/-)

0.14

Bore Range (in)

0 to 3.75

Bore Size Max

3.75

Bore Type

Rough Bore

Configuration

2 long hubs

Coupling Size

254

Coupling Type

Disc Coupling

Disc Coupling Type

Spacer Coupling

Disc Shape

Scalloped

Hub Diameter (in)

5.34

Hub Material

Carbon steel

Length Through Bore (long hub) (in)

3.59

Lube/Non-Lube

Non-Lubricated

Max Compatible Bore Size (long hub) (in)

3.75

Max Torque (ft-lb)

8667

Measurement System

Imperial

Min Compatible Bore Size (long hub) (in)

1

OD

7.62

Rating HP @ 100 RPM

82.5

Speed Max (rpm)

11200

Stock C Dimension

14

Style

KD21

Torque Rating (in-lb)

52000

Total Length (One Hub Reverse) (in)

Total Length (One Hub Reverse) (in)

Total Length (Std Hub Post) (in)

21.18

Total WR2 (lb-in2)

336

  • 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.

Drawing
3D Drawing IGES
Instruction Sheet

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2430106

#2293963

Kop-Flex 204 KD 21 LL1200 (Rexnord PN 2430106) Size 204 KD disc coupling, Style KD21, 12.00" limited end-float spacer, 6.38" OD, 3" max bore, non-lubricated. Double-engagement design accommodates misalignment in high-performance drivelines. Maintenance-free flexible disc coupling requires no lubrication.

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2430122

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Kop-Flex 254 KD 21 LL700 (Rexnord PN 2430122) Size 254 KD disc coupling, Style KD21 double-engagement configuration, 7.00" spacer (LL700), 7.62" outside diameter, 3.75" max bore. Maintenance-free, non-lubricated design with zero backlash for high-performance applications. Patented disc technology eliminates lubrication requirements while providing reliable torque transmission.

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2430171

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Kop-Flex 304 KD 21 LL1400 (Rexnord PN 2430171) KD disc coupling, size 304, style KD21, with 14.00" limited end-float spacer, 9" outside diameter, and 4.5" max bore. Non-lubricated, maintenance-free double-engagement design for zero-backlash, high-performance applications.

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2430130

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Kop-Flex 254 KD 21 LL900 (Rexnord 2430130) size 254 KD disc coupling, style KD21, 9.00" limited end-float spacer, 7.62" outside diameter, 3.75" max bore, non-lubricated. Double-engagement disc coupling for high-performance applications requiring zero backlash and maintenance-free operation. Patented disc technology eliminates lubrication needs while accommodating angular, parallel, and axial misalignment.

Brand

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Model

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2430163

#2294264

Kop-Flex 304 KD 21 LL900 (Rexnord PN 2430163) Size 304 KD Disc Coupling, Style KD21, double-engagement, 9.00" limited end-float spacer, 9" outside diameter, 4.5" max bore. Non-lubricated, maintenance-free design with zero backlash for high-performance applications.

Brand

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Model

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2430155

#2294262

Kop-Flex 304 KD 21 LL700 (Rexnord PN 2430155) Size 304 KD disc coupling, Style KD21, 7.00" limited end-float spacer, 9" outside diameter, 4.5" max bore. Maintenance-free, non-lubricated design with zero backlash for high-performance applications. Double-engagement disc pack with finished bore hubs.

Brand

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Model

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2430189

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Kop-Flex 354 KD 21 LL700 (Rexnord PN 2430189) Size 354 KD Disc Coupling, Style KD21, with 7.00" limited end-float spacer, 10.5" outside diameter, and 5" max bore. Maintenance-free, non-lubricated design eliminates lubrication needs while providing high torsional stiffness for precise motion control in industrial drivetrains.

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Model

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2430197

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Kop-Flex 354 KD 21 LL900 (Rexnord PN 2430197) Size 354 KD Disc Coupling, Style KD21, with 9.00" limited end-float spacer, 10.5" outside diameter, and 5" max bore. Rough bore construction. Maintenance-free, non-lubricated disc coupling for high-performance industrial applications requiring zero backlash and no lubrication.

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Model

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