SEIMT Hydraulics Hydraulic pump parts since 1998

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A factory that makes what other people have stopped making

Nanjing Seimt Hydraulics has manufactured hydraulic vane and piston pump parts since 1998, exporting around eighty percent of production to more than sixty countries. The factory sits in the Guli Industry Zone of Jiangning District, Nanjing.

The business exists because large pump makers eventually stop supporting older frames, while the machines built around those frames keep working for another twenty years. Somebody has to keep machining the cylinder blocks and cartridge kits that keep them running.

Why Buy From Us

We machine, we do not only trade

Turning, heat treatment, grinding, lapping and bench testing happen in our own plant, which is why we can take on drawings and samples rather than only catalogue numbers.

Matched sets, not assorted parts

Running clearances are set here, on our benches, so the rebuild in your workshop is an assembly job rather than a fitting job.

We tell you when we cannot help

If a frame falls outside what we machine we say so on the first reply. A wrong part that arrives on time is still a lost week for the machine it was meant for.

Twelve month warranty

Every matched set and cartridge kit carries a twelve month warranty from the date of shipment.

Send us the model code and we will quote

Tell us the code stamped on the pump, or send a photograph of the nameplate. You will get the frame, the price and the shipping date in writing.