Ningbo NJ  Hydraulic Adapter Co., Ltd.
About Us 

Founded in 2004, Ningbo NJ Hydraulic Adapter Co., Ltd 

specializes in manufacturing Hydraulic adapters, fittings, ferrules,

nuts and sell to worldwide.

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./WINNER/METRIC and international specifications. We control our own manufacturing both domestically and overseas.

NJ have large inventory for storage adapters and fittings 

in 10000 SMQ. From the time we receive your order until it arrives at your facility, we’re committed to meeting your deadlines and delivery requirements. Our goal is to provide your fittings as fast as possible — when and where you need them — which also helps you keep your inventories and freight costs low.

Whether you have an emergency or an ongoing need, send us an email. We deliver the fittings you want, along with the quality, service and competitive price you deserve.

Our Advantage
Best servise
Annual Output Value
Delivery quickly
Factory Space
Factory Profile
Our Team