RULAND MANUFACTURING Balanced Shaft Collar: 2-Piece, Metric, Round, Clamp-On, 21 mm Bore Dia
SKU 3G-OTH-133747
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is a Ruland Manufacturing balanced shaft collar used for?
A Ruland Manufacturing balanced shaft collar, like the MSPB-21-A, is used to secure components on a shaft in high-speed rotating applications. Its 2-piece clamp-on design provides precise positioning without marring the shaft, and the 2024 aluminum construction minimizes vibration in machinery.
What are the specifications of the Ruland MSPB-21-A shaft collar?
The Ruland MSPB-21-A is a metric, round, 2-piece clamp-on balanced shaft collar with a 21 mm bore diameter. It is made from 2024 aluminum, offering a lightweight yet strong solution for dynamic balancing. The part number is MSPB-21-A, and it is designed for precision shaft mounting.
Where to buy Ruland Manufacturing shaft collars worldwide?
3G Electric supplies Ruland Manufacturing shaft collars like the MSPB-21-A to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this balanced shaft collar for your industrial application.
How to install a 2-piece clamp-on shaft collar?
To install a 2-piece clamp-on shaft collar like the Ruland MSPB-21-A, first clean the shaft and collar bore. Place the collar halves around the shaft, align them, then tighten the screws evenly to the manufacturer's torque specification. This ensures secure clamping without damaging the shaft surface.
Used in
Common applications for RULAND MANUFACTURINGRULAND MANUFACTURING Products
3G Electric supplies RULAND MANUFACTURING aluminum balanced shaft collars. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















