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

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

SKU 3G-OTH-133628

Brand
RULAND MANUFACTURING
Item
Balanced Shaft Collar: 2-Piece, Metric, Round, Clamp-On, 21 mm Bore Dia
Category
Steel Balanced Shaft Collars
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Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
MSPB-21-F
Type
Metric, Round, Clamp-On, 1215
Bore Dia
21 mm
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Technical Documents

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RULAND MANUFACTURING Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is a Ruland Manufacturing balanced shaft collar used for?

A Ruland Manufacturing balanced shaft collar secures components on a shaft without marring the surface. The 2-piece clamp-on design provides high holding power and is balanced for reduced vibration in rotating applications like conveyors and packaging machinery.

What are the specifications of the Ruland Manufacturing MSPB-21-F shaft collar?

The Ruland Manufacturing MSPB-21-F is a metric, round, 2-piece clamp-on balanced shaft collar with a 21 mm bore diameter. It is made of steel and is part of the 1215 series. The manufacturer part number is MSPB-21-F.

Where to buy a Ruland Manufacturing balanced shaft collar worldwide?

3G Electric supplies and delivers Ruland Manufacturing balanced shaft collars worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order arrives at your facility, wherever it is located.

How to install a Ruland Manufacturing 2-piece clamp-on shaft collar?

To install a Ruland Manufacturing 2-piece clamp-on shaft collar, place both halves around the shaft, align the bore with the shaft, then tighten the screws evenly to the manufacturer's recommended torque. This ensures secure clamping without damaging the shaft surface.

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 steel balanced 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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