RULAND MANUFACTURINGHigh-Precision Clamp-On Beam Shaft Couplings

RULAND MANUFACTURING Motion Control Coupling: 3° Angular Misalignment, 8 mm Bore Dia 1, Clamp On

SKU 3G-OTH-201890

Also listed as: PCMR2588SS · PCMR25 8 8 SS

Brand

RULAND MANUFACTURING

Item

Motion Control Coupling: 3° Angular Misalignment, 8 mm Bore Dia 1, Clamp On

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

PCMR25-8-8-SS 

Type

8 mm Bore Dia 1, Clamp On, 1 

Technical Documents

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RULAND MANUFACTURING Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RULAND MANUFACTURING PCMR25-8-8-SS is a high-precision clamp-on beam shaft coupling designed for motion control applications. It accommodates up to 3° angular misalignment and features a round, metric design with 8 mm bore diameters that are the same on both ends. This coupling is not keyed and is manufactured by RULAND MANUFACTURING.

Frequently Asked Questions

What is the RULAND MANUFACTURING PCMR25-8-8-SS coupling used for?

The RULAND MANUFACTURING PCMR25-8-8-SS is a high-precision clamp-on beam shaft coupling for motion control systems. It connects two shafts with 8 mm bores, accommodating up to 3° angular misalignment while maintaining accurate torque transmission in automation, robotics, and precision positioning equipment.

What are the specifications of the RULAND MANUFACTURING PCMR25-8-8-SS?

The PCMR25-8-8-SS has two identical 8 mm round bores, a metric design, and a clamp-on style. It is not keyed and allows up to 3° angular misalignment. This RULAND MANUFACTURING coupling is made of stainless steel and is part number PCMR25-8-8-SS.

Where to buy the RULAND MANUFACTURING PCMR25-8-8-SS worldwide?

3G Electric supplies the RULAND MANUFACTURING PCMR25-8-8-SS coupling to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this precision motion control component.

How to install a RULAND MANUFACTURING clamp-on beam coupling?

To install the RULAND MANUFACTURING PCMR25-8-8-SS, align the shaft ends within the 3° angular misalignment limit. Loosen the clamp screws, slide the coupling onto both 8 mm shafts, then tighten the screws evenly to the manufacturer’s torque specification. Ensure no axial load is applied.

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 high-precision clamp-on beam shaft couplings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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