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RULAND MANUFACTURING SP-21-F 2-Piece Clamp-On Shaft Collar - Steel Shaft Collars
RULAND MANUFACTURINGSteel Shaft Collars

RULAND MANUFACTURING SP-21-F 2-Piece Clamp-On Shaft Collar

The RULAND MANUFACTURING Shaft Collar is a 2-piece, inch, round, clamp-on steel shaft collar with a 1 5/16 in bore diameter, made from carbon steel (MPN SP-21-F). It is designed for secure shaft positioning and…

SKU 3G-OTH-160382

Also listed as: SP21F · SP 21 F

Brand
RULAND MANUFACTURING
Item
SP-21-F 2-Piece Clamp-On Shaft Collar
Part Number
SP-21-F
Category
Steel Shaft Collars
Available to Order
Also known as:SP-21-FRULAND MANUFACTURING
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

RULAND MANUFACTURING
Manufacturer Part Number
SP-21-F
Type
Inch, Round, Clamp-On, Carbon Steel
Bore Dia
1 5/16 in

Technical Documents

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

Product Description

The RULAND MANUFACTURING Shaft Collar is a 2-piece, inch, round, clamp-on steel shaft collar with a 1 5/16 in bore diameter, made from carbon steel (MPN SP-21-F). It is designed for secure shaft positioning and clamping in industrial applications.

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 in industrial machinery. It is commonly applied in conveyors, packaging equipment, and automation systems where precise axial location is required. The clamp-on design allows easy installation without damaging the shaft.

What are the specifications of the RULAND MANUFACTURING SP-21-F shaft collar?

The RULAND MANUFACTURING SP-21-F is a 2-piece, inch, round, clamp-on shaft collar with a 1 5/16 in bore diameter. It is made from carbon steel. The manufacturer part number is SP-21-F. This design provides secure clamping and easy adjustment on shafts in industrial applications.

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 SP-21-F or other models. We supply genuine components for industrial maintenance and production needs.

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

To install a RULAND MANUFACTURING 2-piece clamp-on shaft collar, first separate the two halves. Place them around the shaft at the desired position, then align the screw holes. Tighten the screws evenly with a hex key to secure the collar without marring the shaft. Ensure the collar is perpendicular to the shaft for proper axial holding force.

Used in

Common applications for RULAND MANUFACTURING
Automation and robotics — Ruland PCMR22-8-6-A beam couplings for precise motion control with misalignment compensation.
Packaging machinery — Ruland JC12-4-A jaw coupling hubs for zero-backlash torque transmission in indexing systems.
CNC spindles — Ruland SPB-16-SS balanced shaft collars for high-speed rotating assemblies.
Medical equipment — Ruland MRSC25-10-5-A slit couplings for compact, precise shaft connections.
Conveyor systems — Ruland MCL-25-FZ steel shaft collars for secure positioning of components.
Servo motor applications — Ruland BCK50-24-16-A bellows couplings for high-speed, zero-backlash connections.
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RULAND MANUFACTURING Products

3G Electric supplies RULAND MANUFACTURING steel 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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