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China Suppliers Factory Single and Double Split Screw Collar with Black Finish for Power Transmission Applications

Introducing our premium Single and Double Split Screw Collars with a sleek Black Finish, an essential machine component utilized across various power transmission applications. As reliable mechanical stops, these collars serve to precisely locate components and act as robust bearing faces. Manufactured in China, our collars are crafted by leading suppliers in the industry, ensuring superior quality and durability. Trust our factory to provide you with the best screw collars for your mechanical needs

    The collar is a critical mechanical component whose simple yet important design plays an important role in power transmission applications such as motors and gearboxes. The collar serves as a mechanical stop, positioning component and support surface, and its simple design makes it easy to install. We can manufacture all sizes of shaft collars as per your request.

    Double Split Ring / Two-Piece Split Ring

    A double split ring is a mechanical component used to secure and position components on a shaft. It is designed with two independent halves that can be installed and removed from the shaft without sliding along the entire length of the shaft. This design allows for easy installation and removal without the need to remove other components on the shaft.

    Double split rings are typically held in place using screws or a clamping mechanism to provide a secure grip on the shaft and prevent slipping. This type of collar is often used in applications that require frequent adjustments or replacement of components because it allows for quick and easy repositioning or replacement of shaft mounting components.

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    Size Range 1/8" to 6" and 3mm to 150mm, or non-standard customized sizes.
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    Material Options Carbon steel, SUS 303/304/316, Aluminum, etc.
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    Available Types One-piece, Two-piece, Threaded, Shaft coupling, Heavy-duty, Mountable, Quick Clamping, Set screw, etc.
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    MOQ In stock: 30pcs | Custom-made: 100-200pcs | Standard: 50pcs.

    Technical Equipment & Packing

    Equipment: CNC Turning, CNC Milling, CNC 5-axis Turning-milling Compound, CNC Gear Hobbing Machine, CNC Gear Shaping Machine, Manual Milling Machine, Grinding Machine, and Laser Engraving Machine.

    Packing: Put them into cartons and wooden box in pallet. It could prevent them from colliding with each other during transportation to produce scratches and surface plating, also accept customization.

    Professional Services

    • Free samples provided after order confirmation (international transport by customer).
    • Material test reports and Quality Inspection Reports available upon request.
    • Detailed packing photos and videos provided before shipment.
    • Drawing support: PDF, CAD/DWG/DXF, IGS/STP. Custom designs based on your requirements.

    Delivery Time: In stock (Sample 3 days, Bulk 60 days); Custom (Sample 20 working days, Bulk 60 working days).

    Threaded Shaft Collars

    Threaded shaft collars offer better axial retention than smooth bore collars while being easier to install and adjust than solid ring locking devices. Features include:

    • Strict perpendicularity control between the surface and the hole.
    • Bore size printed on each collar for easy identification.
    • Black oxide treatment for corrosion resistance and enhanced retention.
    • Available in galvanized steel, stainless steel, and aluminum.

    Frequently Asked Questions

    1. What is the advantage of a double split ring over a solid collar?
    Double split rings consist of two independent halves, allowing them to be installed or removed anywhere on the shaft without needing to slide them from the end or remove other components.
    2. What materials are available for your shaft collars?
    We offer collars in Carbon Steel, Stainless Steel (SUS 303/304/316), and Aluminum to suit various industrial environments and corrosion resistance requirements.
    3. Can you provide custom sizes for shaft collars?
    Yes, while our standard sizes range from 1/8" to 6" and 3mm to 150mm, we can manufacture non-standard sizes based on your specific professional drawings or requirements.
    4. Do you offer surface treatments for steel collars?
    Yes, we provide black oxide treatment and galvanizing. Black oxide treatment is particularly effective for improving retention and resisting corrosion.
    5. How do you ensure the quality of the products during shipping?
    Products are packed into cartons and wooden boxes on pallets. This robust packaging prevents components from colliding, scratching, or damaging the surface plating during transportation.
    6. What drawing formats do you accept for custom orders?
    We accept PDF, CAD/DWG/DXF, and IGS/STP formats. If you do not have professional drawings, our team can help customize a design based on your needs.