RULAND MANUFACTURINGAluminum Shaft Collars

RULAND MANUFACTURING Shaft Collar: 2-Piece, Metric, Round, Clamp-On, 21 mm Bore Dia

The RULAND MANUFACTURING MSP-21-A is a 2-piece aluminum shaft collar with a metric, round, clamp-on design. It features a 21 mm bore diameter and a 15 mm collar width.

SKU 3G-OTH-132262

Brand

RULAND MANUFACTURING

Item

Shaft Collar: 2-Piece, Metric, Round, Clamp-On, 21 mm Bore Dia

Technical Specifications

RULAND MANUFACTURING

Manufacturer Part Number

MSP-21-A 

Type

Metric, Round, Clamp-On 

Bore Dia

21 mm 

Collar Wd

15 mm 

View Full Spec Sheet

Technical Documents

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RULAND MANUFACTURING Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RULAND MANUFACTURING MSP-21-A is a 2-piece aluminum shaft collar with a metric, round, clamp-on design. It features a 21 mm bore diameter and a 15 mm collar width.

Frequently Asked Questions

What is a RULAND MANUFACTURING 2-piece shaft collar used for?

A RULAND MANUFACTURING 2-piece shaft collar is used to position, secure, or limit components on a shaft without damaging the shaft surface. It is commonly applied in motion control, packaging, and automation equipment where precise axial positioning and easy installation are required.

What are the specifications of the RULAND MANUFACTURING MSP-21-A shaft collar?

The RULAND MANUFACTURING MSP-21-A is a metric, round, clamp-on shaft collar with a 21 mm bore diameter and a 15 mm collar width. It is made of aluminum and is designed for secure, non-marring clamping on shafts. The manufacturer part number is MSP-21-A.

Where to buy RULAND MANUFACTURING shaft collars worldwide?

You can source RULAND MANUFACTURING shaft collars worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the MSP-21-A or other models.

How to install a RULAND MANUFACTURING 2-piece clamp-on shaft collar?

To install a RULAND MANUFACTURING 2-piece clamp-on shaft collar, place the two halves around the shaft at the desired position, then tighten the screws evenly to the manufacturer's recommended torque. Ensure the bore is clean and the shaft is free of debris to avoid misalignment or damage.

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 aluminum shaft collars. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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