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Shaft collars are essential components in many mechanical systems, providing crucial functions like positioning, stopping, and securing shafts. Selecting the appropriate shaft collar ensures optimal performance, prevents damage, and enhances the overall reliability of your equipment. This guide will help you navigate the key considerations for making an informed purchase.
Package Content: 4-Pieces Double Split Clamp-On Shaft Collar with 8Pcs Set Screw.
CARBON STEEL WITH Black Oxide Coating - High-quality carbon steel offers superior strength, resulting in better axial and radial support. And with Black Oxide Coating, they have increased durability, weldability, and corrosion resistance
SUITABLE FOR INDUSTRIAL USE - Suitable for many applications in automotive, machinery repair, and even medical equipment repair. Common uses include wheel stopper/spacer, bearing faces, component locators, and more
VALUE PACK SHAFT COLLAR SET - This pack includes 4 pieces of standard size 5/8 inch bore shaft collars with socket cup-point set screws
5/8” BORE SHAFT COLLARS - The shaft collars’ borehole or internal diameter is 5/8 inch with an outer diameter of 1 1/8 inches and a width of 1/2 inch
CARBON STEEL WITH ZINC PLATED COATING - High-quality carbon steel offers superior strength, resulting in better axial and radial support. And with zinc plating, they have increased durability, weldability, and corrosion resistance
WITH SOCKET CUP-POINT SET SCREWS - The shaft collars use 5/16-18x1/4 socket cup-point set screws that sit flush to the collars’ surface. They’re the best choice for shaft collars as they can secure the collar onto the shaft more effectively
SUITABLE FOR INDUSTRIAL USE - Suitable for many applications in automotive, machinery repair, and even medical equipment repair. Common uses include wheel stopper/spacer, bearing faces, component locators, and more
Package Content: 4-Pieces Double Split Clamp-On Shaft Collar with 2Pcs Set Screw.
CARBON STEEL WITH Black Oxide Coating - High-quality carbon steel offers superior strength, resulting in better axial and radial support. And with Black Oxide Coating, they have increased durability, weldability, and corrosion resistance
SUITABLE FOR INDUSTRIAL USE - Suitable for many applications in automotive, machinery repair, and even medical equipment repair. Common uses include wheel stopper/spacer, bearing faces, component locators, and more
VALUE PACK SHAFT COLLAR SET - This pack includes 4 pieces of standard size 1-inch shaft collars with socket cup-point set screws
1” BORE SHAFT COLLARS - The shaft collars’ borehole or internal diameter is 1 inch with an outer diameter of 1-5/8 (1.63) inches and a width of 0.625 inch
CARBON STEEL WITH ZINC PLATED COATING - High-quality carbon steel offers superior strength, resulting in better axial and radial support. And with zinc plating, they have increased durability, weldability, and corrosion resistance
WITH SOCKET CUP-POINT SET SCREWS - The shaft collars use 5/16-18x5/16 socket cup-point set screws that sit flush to the collars’ surface. They’re the best choice for shaft collars as they can secure the collar onto the shaft more effectively
SUITABLE FOR INDUSTRIAL USE - Suitable for many applications in automotive, machinery repair, and even medical equipment repair. Common uses include wheel stopper/spacer, bearing faces, component locators, and more
ZINC PLATED CARBON STEEL 5/8” BORE SHAFT COLLARS SETS - High-quality, fits well, and cheap. We provide you with the perfect balance between affordability and quality. If you are searching for parts that will last you for quite some time, our set of...
SCREW STYLE BORE SHAFT COLLARS WITH 5/8” BORE SIZE - Though the bore size is the most important fit consideration, you’ll also need to consider other components to ensure a perfect fit. Each of these bore shaft collars has an outer diameter of...
EASY-TO-INSTALL SCREW CLAMP DESIGN - Each shaft collar features a simple yet effective screw clamp mechanism for quick, tool-friendly installation. Easily adjust or reposition without hassle—ideal for DIY users, mechanics, and technicians seeking...
SUITABLE FOR AUTOMOTIVE AND INDUSTRIAL USE - These are just two of the most common applications for these bore shaft collars. Common usage includes situating components in power steering assemblies, locating components on conveyor belt systems, and more...
WIDE RANGE OF OPERATING TEMPERATURES - These round bore shaft collars can operate within a temperature range of 0 to 250 degrees Fahrenheit (-17 to 121 degrees Celsius), making them highly suitable for a wide variety of applications that exposure to low...
The Shaft Collar is made of high quality Carbon Steel with Zinc Plated Material, Durable,long lasting,fine workmanship,excellent performance
Easy To Install: Easy and quick installation, Our fastening screws are already installed on the lock collar, so you don't need to install it by yourself, it's very convenient to use.
Widely Used for gearbox assemblies, motor bases, drive shafts, machine tools, agricultural implements, medical equipment, and paper and steel mill equipment, the automotive industry, the manufacturing industry, the hobby craft industry etc.
Package Included: 8pcs 1/2" Zinc Plated Shaft Collars, 8pcs Set Screws (are already installed), 1pcs Allen Key
Package Content: 4-Pieces Double Split Clamp-On Shaft Collar with 8Pcs Set Screw.
CARBON STEEL WITH Black Oxide Coating - High-quality carbon steel offers superior strength, resulting in better axial and radial support. And with Black Oxide Coating, they have increased durability, weldability, and corrosion resistance
SUITABLE FOR INDUSTRIAL USE - Suitable for many applications in automotive, machinery repair, and even medical equipment repair. Common uses include wheel stopper/spacer, bearing faces, component locators, and more
VALUE PACK SHAFT COLLAR SET - This pack includes 4 pieces of standard size 1/2 inch shaft collars with socket cup-point set screws
1/2” BORE SHAFT COLLARS - The shaft collars’ borehole or internal diameter is 1/2 inch with an outer diameter of 1 inch and a width of 7/16 inch
CARBON STEEL WITH ZINC PLATED COATING - High-quality carbon steel offers superior strength, resulting in better axial and radial support. And with zinc plating, they have increased durability, weldability, and corrosion resistance
WITH SOCKET CUP-POINT SET SCREWS - The shaft collars use 1/4-20x1/4 socket cup-point set screws that sit flush to the collars’ surface. They’re the best choice for shaft collars as they can secure the collar onto the shaft more effectively
SUITABLE FOR INDUSTRIAL USE - Suitable for many applications in automotive, machinery repair, and even medical equipment repair. Common uses include wheel stopper/spacer, bearing faces, component locators, and more
VALUE PACK SHAFT COLLAR SET - This pack includes 4 pieces of standard 3/4 inch shaft collars with socket cup-point set screws
3/4” BORE SHAFT COLLARS - The shaft collars’ borehole or internal diameter is 3/4 inch with an outer diameter of 1 1/4 inches and a width of 9/16 inch
CARBON STEEL WITH ZINC PLATED COATING - High-quality carbon steel offers superior strength, resulting in better axial and radial support. And with zinc plating, they have increased durability, weldability, and corrosion resistance
WITH SOCKET CUP-POINT SET SCREWS - The shaft collars use 5/16-18x1/4 socket cup-point set screws that sit flush to the collars’ surface. They’re the best choice for shaft collars as they can secure the collar onto the shaft more effectively
SUITABLE FOR INDUSTRIAL USE - Suitable for many applications in automotive, machinery repair, and even medical equipment repair. Common uses include wheel stopper/spacer, bearing faces, component locators, and more
CARBON STEEL WITH Black Oxide Coating - High-quality carbon steel offers superior strength, resulting in better axial and radial support. And with Black Oxide Coating, they have increased durability, weldability, and corrosion resistance
Last update on 2026-09-01 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Shaft Collars
Understanding Shaft Collar Types
One-Piece Collars: These are typically the most economical option and are designed to be permanently installed by tightening a set screw. They offer good holding power on the shaft but require the shaft to be accessible for installation.
Two-Piece Collars: These collars clamp onto the shaft, providing even pressure distribution and superior holding power. They are easier to install and remove than one-piece collars, making them ideal for applications requiring frequent adjustments or disassembly.
Threaded Collars: These collars screw directly onto a threaded shaft, offering a secure and adjustable mounting solution. They are often used for precise positioning or as a stop mechanism.
Quick-Release Collars: Featuring a lever or cam mechanism, these collars allow for rapid adjustment or removal without tools. They are excellent for applications where frequent shaft changes or adjustments are needed.
Material Considerations
Steel: Offers high strength and durability, making it suitable for heavy-duty applications. Stainless steel variants provide excellent corrosion resistance, ideal for harsh environments.
Aluminum: Lightweight and corrosion-resistant, aluminum is a good choice for less demanding applications where weight is a factor.
Plastic/Nylon: Cost-effective and non-marring, plastic collars are best for light-duty uses where shaft damage is a concern or in electrically sensitive environments.
Sizing and Fit
Ensure the collar's bore diameter precisely matches the shaft diameter for a secure fit. A collar that is too loose can slip, while one that is too tight may damage the shaft or collar.
Consider the shaft material and the required holding torque. Hardened steel shafts may require stronger collars or different clamping mechanisms.
Application Specifics
Think about the environment the collar will operate in. Factors like temperature, moisture, and exposure to chemicals can influence material choice.
Evaluate the required holding force. Heavy loads or high speeds may necessitate a more robust clamping mechanism, such as a two-piece or collar with a stronger set screw.
Frequently Asked Questions
What is the difference between a one-piece and a two-piece shaft collar?
A one-piece collar typically uses a set screw to secure it to the shaft and is permanently installed. A two-piece collar clamps around the shaft, providing more even pressure and is easier to install and remove.
How do I determine the correct size shaft collar?
You need to measure the diameter of the shaft accurately. The bore diameter of the shaft collar must match the shaft diameter for a secure and effective fit.
When should I use a stainless steel shaft collar?
Stainless steel collars are recommended for applications exposed to moisture, corrosive chemicals, or extreme temperatures. They offer superior corrosion resistance compared to standard steel.
Can shaft collars be used to stop axial movement?
Yes, shaft collars are commonly used as mechanical stops to prevent axial movement along a shaft. They can be positioned to limit the travel of components.
Are plastic shaft collars suitable for high-torque applications?
Generally, plastic shaft collars are best suited for light-duty applications and lower torque requirements. For high-torque situations, metal collars like steel or aluminum are more appropriate.
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