NACHI Bearing Units
Specifications
Convenience and high reliability are achieved by combining ball bearing and bearing housing.
- Convenience and high reliability are achieved by combining ball bearing and bearing housing.
- Since ball bearings for units have the same geometry as deep groove ball bearing, load rating, reliability, and other functions are equivalent to deep groove ball bearing.
Self-aligning Capability
- Since the O.D. of bearing and the bore of housing has spherical shape and self-aligning capability, the units can rectify misalignments or bending of a shaft.
Fully sealed type
- Preventing invasion of dust and humidity with the double sealing system combining metal plate slingers and heat-resistant oil proof synthetic rubber seals.
Easy Installation
- Easy mounting on shaft with set screws, adapter sleeve or eccentric collar. Immediate operation after installation is possible with pre-packed lubricating grease.
Interchangeability of Bearing and Housing
- Only bearing can be replace like general bearings if needed.
Abundant series
- Cast Iron Series
- Plastic Series
- Aluminum Series
- Stainless Steel Series
- Silver Series
- Pressed Steel Series
------------------ Corporate Information -------------------------
We are a trading company, specializing in machine tools, with a rich history dating back to 1910. We have 13 sales offices in Japan and a long history of customer confidence and supporting Japanese manufacturers. We provide our customers with high-quality, high-precision made-in-Japan cutting tools, machinery, and tooling from hundreds of Japanese manufacturers.
Our major clients include a variety of manufacturers, ranging from Mori Seiki and Mitsubishi Heavy Industries to automobile manufacturers, ship builders, construction companies, and infrastructure companies. We provide these clients with high-quality, made-in-Japan cutting tools, machine tools, and machine parts. Further, we also sell products, such as ZTEC Nuts and ZTEC Hammers, were developed within the company. ZTEC Nuts feature a strong locking structure, while ZTEC Hammers leave no dents or scratches.
We have over 5 years of experience exporting to Asian countries such as China, Thailand, Indonesia, and Malaysia, as well as the EU. In addition, we have ISO 9001 and ISO 14001 certification, reliable customer service, environmental-friendly operations, and we consistently provide fast response times and very high quality products.
Please feel free to contact us with any inquiries for products related to manufacturing industries such as machine tools, tooling, machine tool parts, and industrial machinery.

Telephone number +81-6-6747-6181
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