Universal Joints



Our Business

Contributing to customers’ business stability with technology and expertise accumulated over time

We design, manufacture, sell, and repair universal joints and SAFETY FIT®.
Many of our products are used as top brands in all sorts of industrial machinery power transmission fields, including ironmaking equipment, rolling stock, ships and papermaking machinery.

Overseas Expansion

Overseas expansion
  • We are coorporating with our local distributors to establish a sales system including parts supply.
    We have built an after-sales service system to keep our customers satisfied.

  • We are committed to offering technical support on operating our products to our overseas customers.

    We share information on how to handle our products, as well as technical know-how, through technology exchange sessions with our customers.

  • We send our technical advisors to the sites of overseas customers to help them maintain high-quality standards.

    Our extensive after-sales service system provides support to our overseas customers.

  • We supply spare parts and sell products to our overseas customers.

Our Quality Initiatives

ISO9001 certification mark

ISO9001 certification mark

We have an ISO9001-compliant quality management system in place and value our corporate philosophy “Trust, Contribution, and Harmony” while pursuing our quality policy “Build trusted quality.”
We work hard to keep our finger on the pulse of the times and our customers’ needs, and we implement continuous improvements and integrate manufacturing and sales to satisfy our customers.

Najico Manufacturing Co., Ltd.

Our Manufacturing Base

Located in Takahagi, Ibaraki Prefecture, Najico Manufacturing manufactures universal joints, SAFETY FIT®, large heat exchangers and various copper heat exchangers.

412, Akahama, Takahagi City, Ibaraki Prefecture, 3180001 Japan
Tel: +81-293-23-3411 (main) / Fax: +81-293-20-1020