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Founded in 2004, NingBo NJ Hydraulic Adapter Co., Ltd specializes in manufacturing hydraulic fittings, hydraulic adapters, hose fittings, split flange kits, flange adapters, flanges, reusable hose fittings, ferrules, caps and plugs and so on, then sell to worldwide, especially North America, South America, Australia, Germany, UK.

Our history of collaboration with our customers for specially designed hydraulic applications, has established NJ as an industry-preferred source for customer-specific manufactured adapters.

We are proud to serve major markets including: construction, agriculture, mining, industrial equipment and more.

All NJ fittings are manufactured to the highest standards, meeting S.A.E./BRITISH/EATON/DIN and INTERNATIONAL specifications.

We control our own manufacturing both domestically and overseas.