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RCK Locking Bushes

Classical RCK Locking Bushes with an inner cylindrical bore are designed to ensure a tight and economical connection of the shaft to the hub, as an alternative to connections using keys, wedges and splines. They are produced in standard series and dimensions from steel.

The friction joint allows clearance to be eliminated and provides more accurate rotation of the clamped part. Once fixed, the component is capable of transmitting torque and at the same time is secured against axial displacement.

RCK 11 (KLEE)

High torque – Self-centering
Shaft diameter d (mm): 25.0 – 300.0
Nominal torque Mt (Nm): 840 – 428000

RCK 13 (KLAA)

Medium  torque – Self-centering
Shaft diameter d (mm): 18.0 – 180.0
Nominal torque Mt (Nm): 310 – 46980

RCK 15 (KLBB)

Medium torque – Self-centering
Shaft diameter d (mm): 14.0 – 50.0
Nominal torque Mt (Nm): 290 – 2700

RCK 16 (KLAB)

Medium torque – Self-centering
Shaft diameter d (mm): 18.0 – 180.0
Nominal torque Mt (Nm): 310 – 46980

RCK 19 (KLPP)

External clamping elements – Not-self-centering
Shaft diameter d (mm): 24.0 – 185.0
Nominal torque Mt (Nm): 170 – 62000

RCK 40 (KLGG)

Compact case – Non-self-centering
Shaft diameter d (mm): 19.0 – 220.0
Nominal torque Mt (Nm): 255 – 68000

RCK 45 (KLHH)

Medium torque – Selft-centering
Shaft diameter d (mm): 18.0 – 80.0
Nominal torque Mt (Nm): 190 – 4800

RCK 50 (KLNN)

Tapered rings – Non-self-centering
Shaft diameter d (mm): 6.0 – 80.0
Nominal torque Mt (Nm): 2.4 – 2200

RCK 55 (KLFF)

Simple case with nut – Self-centering
Shaft diameter d (mm): 14.0 – 60.0
Nominal torque Mt (Nm): 80 – 1500

RCK 60 (KLRR)

Compact case – Self-centering
Shaft diameter d (mm): 20.0 – 70.0
Nominal torque Mt (Nm): 245 – 4700

RCK 61 (KLSS)

Small dimensions of case – Self-centering
Shaft diameter d (mm): 5.0 – 25.0
Nominal torque Mt (Nm): 8 – 390

RCK 70 (KLDA)

High torque – Self-centering
Shaft diameter d (mm): 19.0 – 180.0
Nominal torque Mt (Nm): 350 – 41300

RCK 71 (KLDB)

High torque – Self-centering
Shaft diameter d (mm): 19.0 – 180.0
Nominal torque Mt (Nm): 300 – 34250

RCK 80 (KLCC)

Min. radial dimensoins – Self-centering
Shaft diameter d (mm): 6.0 – 100.0
Nominal torque Mt (Nm): 12 – 15000

RCK 95 (KLMM)

Coupling for connecting two shafts
Shaft diameter d (mm): 17.0 – 80.0
Nominal torque Mt (Nm): 200 – 4300

BK 25 (KLFC)

Simple bushings with nut – Non-self-centering
Shaft diameter d (mm): 14.0 – 60.0
Nominal torque Mt (Nm): 37 – 830

Bushes Fields of Use

RCK clamping elements are used in a variety of industrial applications.

They are used to fix all types of V-belt, timing and flat pulleys, sprockets, TB hubs, shaft coupling, drums, flywheels and many other components.

Bushes Material

Steel C43.

Bushes Advantages

  • Clearance elimination provides more accurate rotation of the clamped part
  • Even load distribution over the entire circuit
  • Simplify synchronization between components that are involved and act as a file
  • Increasing the resistance of the drive part of the shaft
  • Easy of assembly and disassembly offer the user the opportunity to optimize the assembly and reduce its costs
  • Maintenance without having to stop the machine
  • Easy availability of spare parts

Bushes Code Description

Example:
RCK 11 - 130 × 180 mm (KLEE 130)

Code Part Description
RCK 11

Type of clamping element

130

Inner diameter of the clamping element - hole size in mm

180

Outer diameter of the clamping element in mm

KLEE

Second type of clamping element marking

130

Inner diameter of the clamping element - hole size in mm

Documents for Download

Dimensions and Parameters of Clamping Elements

TYMA CZ Data Sheets

Czech and English (PDF 3.14 MB)

Pulleys and Clamping Bushes

TYMA CZ Catalogue

Czech and English (PDF 3.64 MB)


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