• Mechanical Seals
    Reliable Mechanical Seals
    Made in the USA
  • Mixer Seal Repair
    When Nobody Else Can, We Can! FAST Turn-Around!
  • Custom Designed Mechanical Seals
    Customized To Fit Your Application
  • Upgrade Mechanical Seals
    Increase Seal Run Cycles
  • Extend Lifecycle of Mechanical Seal
    Increased Productivity
  • Pressure Sealing for Mechanical Seal
    Packing, Gaskets & O'Rings

Mechanical Seals

Mechanical Seal Repair

Mechanical Seal Repair

We can repair any make or style of Mechanical Seal as well as Rotary Union seals. Robco's staff thoroughly inspect all repairable seals and will provide inspection reports with pictures when requested. Is it time to convert from packing to a Mechanical Seal? Save up to 30% amprage draw on your motor.

Mechanical Seal

Custom Engineering

Use Robco engineered critical components to increase your system MTBF {meantime between failures} for your pumps, mixers, dryers, compressors, centrifuges, agitators, beadmills, boiler feed water systems, sanitary systems, potable or treated water systems.

Mechanical Seal

Custom Design

Robco custom builds extremely reliable Mechanical Seals that can dramatically increase the operating hours of your rotating equipment. Our top notch Application Engineering Group designs Mechanical Seals to your specific requirements. Our Seals are manufactured, assembled and tested in America.

Mixer, Agitator, Reactor & Screw Pump Repair

Mixer, Agitator, Reactor & Beadmill Seal Repair

Robco will service & overhaul all makes and models of Reactors, Mixers or Agitator seals including but not limited to: Lightnin, Netschz, Chemineer, Sharpe & Philiadelphia. Robco will provide a detailed DCI {disassemble, clean, inspect} report with pictures before any repair work is authorized by our customer. We will make recommendations on materials of construction and bearings to significantly increase your unit run cycles. All new or repaired seals are pressured tested in house prior to shipment.

Mechanical Seal for Pumps

Seals for Pumps

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.

Pick-Up & Delivery

Pick-Up & Delivery

At Robco of Amercia 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. Call us right now for more information: 1-800-662-0585. Robco is available 24/7.

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 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.

Robco employees have enjoyed 100% medical insurance premiums paid for by the company since 1994. Robco management believes that 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.