Mechanical Seals

At Robco of America we have implemented precautionary processes inside our business operations in response to the threat of the Coronavirus based on advised measures outlined by the Center for Disease Control (CDC) and World Health Organization (WHO).

Do not pay a tariff on your mechanical seals. Robco of America means 100% manufactured , assembled , tested in America.

Mechanical Seals Design and Repair

Cartridge & Assembly Seals

  • Complete line of cartridge & assembly style mechanical seals
  • Repair facility for all major mechanical seal brands
  • Mechanical seal failure analysis & reverse engineering capabilities
  • Emergency mechanical seal repair

Industrial Mixer / Reactor / Agitator Seals

  • All makes & models repaired including NETZSCH, Chemineer, Lightnin, Sharpe, and Pfaudler Glass Lined Reactor seals to name a few
  • We can upgrade materials of construction to increase seal run cycles
  • Reverse engineer worn out parts
  • We can turn around any Mixer, Reactor, Agitator seal overhaul faster than any other seal company

Industrial Compressor Seals

  • All makes & models of compressor seals repaired including Mycom, Howden, Frick and FES GEA to name a few
  • Failure analysis / reverse engineering capabilities

Mechanical Seal for Pumps

ANSI Pump Mechanical Seals

Robco will manufacture an assembly style or cartridge style mechanical seal to fit your pumping system be it centrifugal, positive displacement, progressive cavity, or a sanitary pump. Horizontal, vertical, end suction, split case or volute style. Robco will seal it. Quickly and efficiently.

Mechanical Seal Repair

Mechanical Seal Repair


REVERSE ENGINEER worn out parts & UPGRADE seal face materials to INCREASE MTBF (mean time between failure).


Mixer, Agitator, Reactor & Screw Pump Repair

Mixer, Agitator, Reactor & Beadmill Seal Repair

We can service all makes and models of Reactor, Mixer, Agitator & Beadmill seals including but no limited to Lightnin, Netzsch, Chemineer, Sharpe & Philadelphia.

Mechanical Seals

Mechanical Seals

Robco custom designs, manufactures extremely reliable mechanical seals that are installed in the harshest of applications around the world from OIL RIGS IN THE NORTH SEA to SUBSEA MOTORS at depths of 3KM & NUCLEAR POWER STATIONS.

Mechanical Seals

Engineered Industrial Parts

Besides our Mechanical Seals & Fluid Sealing product line we can supply / manufacture parts for your plant equipment be it in Oil & Gas / Pharmaceutical / Chemical / Food & Beverage / Power Generation. We can replicate / reverse engineer your worn out parts, upgrade materials of construction to increase equipment run cycles.

Pick-Up & Delivery

Pick-Up & Delivery

At Robco of America we provide pick-up and delivery services to customers located in Houston, Baytown, Deer Park, Galveston, Pasadena, the Port of Houston and surrounding areas. If OEM says part is obsolete then send it in to Robco for repair. Every repair we carry out includes a complete failure report with digital images.

Robco of America

Engineered Sealing Solutions - Robco of America, since 1923, has provided excellent alternatives to OEM products along with reliable Fluid Sealing Solutions to U.S. industries. Robco manufactures and repairs mechanical sealing solutions like cartridge seals and assembly seals for Pumps, Mixers, Agitators, and Bead Mills, including Lightnin Mixers nationally and internationally. Robco's Mechanical Seals, Mechanical Packing, and Gaskets perform optimally in the harshest of environments.

Robco has been the exclusive manufacturer of the Nutech line of cartridge mechanical seals for Dixie Packing and Seal Company in Nashville, TN. Order our mechanical sealing solutions in Texas today.

Robco employees have enjoyed 100% medical insurance premiums paid for by the company since 1994. Robco management believes that’s the way it should be in America.


Contact Robco of America right now if you need emergency mechanical seal repair. We provide quick response service.