RULAND MANUFACTURINGSingle Insert Hubs for Keyed Shafts

RULAND MANUFACTURING Controlflex Coupling Hub: 1.5° Angular Misalignment, 0.06 in Axial Motion

The RULAND MANUFACTURING Controlflex Coupling Hub (MPN CPRSK48-21-A) is a single insert hub for keyed shafts, made of aluminum. It accommodates 1.5° angular misalignment and 0.06 in axial motion. This hub is part of…

SKU 3G-OTH-133903

Brand

RULAND MANUFACTURING

Item

Controlflex Coupling Hub: 1.5° Angular Misalignment, 0.06 in Axial Motion

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

CPRSK48-21-A 

Type

Inch 

Axial Motion

0.06 in 

View Full Spec Sheet

Technical Documents

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RULAND MANUFACTURING Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the RULAND MANUFACTURING Controlflex Coupling Hub used for?

The RULAND MANUFACTURING Controlflex Coupling Hub (CPRSK48-21-A) is used in motion control and power transmission systems to connect keyed shafts while accommodating 1.5° angular misalignment and 0.06 in axial motion. It is commonly applied in packaging, printing, and automation equipment where precise torque transmission and misalignment compensation are required.

What are the specifications of the RULAND MANUFACTURING Controlflex Coupling Hub?

The RULAND MANUFACTURING Controlflex Coupling Hub (MPN CPRSK48-21-A) is an inch-series single insert hub for keyed shafts. It is made of aluminum, part of the CPRS48 series, and accommodates 1.5° angular misalignment and 0.06 in axial motion. The hub is designed for use with RULAND MANUFACTURING insert couplings.

Where to buy the RULAND MANUFACTURING Controlflex Coupling Hub worldwide?

3G Electric supplies the RULAND MANUFACTURING Controlflex Coupling Hub (CPRSK48-21-A) worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this hub to any country.

How to select the correct RULAND MANUFACTURING Controlflex Coupling Hub for a keyed shaft?

To select the correct RULAND MANUFACTURING Controlflex Coupling Hub, match the hub bore size to your keyed shaft diameter and ensure the keyway dimensions align. Verify the hub's misalignment ratings (1.5° angular, 0.06 in axial) meet your application needs. The CPRSK48-21-A is an aluminum hub from the CPRS48 series; consult RULAND MANUFACTURING's catalog for compatible inserts.

Used in

Common applications for RULAND MANUFACTURING

Automated packaging machinery — Ruland beam couplings (e.g., PSR20-8-5-A) for connecting servo motors to conveyor drive shafts.

CNC machine tools — Ruland rigid couplings (e.g., CLX-4-4-A) for precise alignment of ball screw assemblies.

Robotic arm joints — Ruland Oldham coupling hubs (e.g., OSC16-6-A) for accommodating axial motion in end-effector drives.

Pump and compressor systems — Ruland stainless steel shaft collars (e.g., CL-3-ST) for securing impeller shafts.

Printing press rollers — Ruland clamp-on beam couplings (e.g., PCR18-8-8-A) for synchronizing roller rotation with minimal backlash.

Material handling conveyors — Ruland set screw couplings (e.g., PSMR29-7-7-A) for linking gearboxes to drive rollers.

RULAND MANUFACTURING Products

3G Electric supplies RULAND MANUFACTURING single insert hubs for keyed shafts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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