We manufacture and supply a complete range of round nuts in stainless steel, carbon steel, and alloy steel materials — suitable for industrial machinery, construction, and heavy-duty assembly projects.
Slotted Round Nuts (DIN 1804): Designed for use with shafts and bearings, featuring slots for locking mechanisms such as tab washers or cotter pins.
Round Collar Nuts: Provide excellent alignment and load distribution for structural or heavy machinery applications.
Plain Round Nuts: Smooth surface design suitable for non-locking applications or where a clean aesthetic finish is required.
Custom Machined Round Nuts: Manufactured according to specific drawings, dimensions, or thread requirements.
Material Options
Stainless Steel 304/316: Offers superior corrosion resistance for marine, outdoor, and food-processing environments.
Carbon Steel: Strong and cost-effective for general industrial use.
Alloy Steel: Provides high tensile strength and wear resistance, suitable for heavy-duty mechanical applications.
Machinery assembly and shaft locking systems
Bearing housing installations
Construction and bridge structures
Automotive and rail systems
Wind power and marine equipment
High torque and axial load capability
Smooth circular design prevents edge damage and improves balance
Compatible with lock washers and cotter pins for secure fastening
Round coupling nut is available in both left- and right-hand thread options
Full Material & Size Range: M6–M100, available in stainless and alloy steels.
OEM Customization: We produce according to your drawings or sample.
Precision Machining: CNC threading ensures exact dimensional tolerance.
Corrosion Protection: Multiple surface finishes available for long-term durability.
Global Export Capability: Fast delivery and reliable packaging for international orders.
Looking for high-quality round nuts for your project or equipment assembly?
We provide standard and customized solutions to meet your fastening needs.
Contact our team today for technical support and competitive quotations.
