ZUCCHETTI S.r.l.
White Mountain Process, LLC
Waukesha Bearings Corporation
VALQUA, LTD.
Trelleborg AB
Thomas Publishing Company.
Technetics Group
Stramek Flow Control, SL
Springer Pumps, LLC
SEPCO, INC.
SealRyt Corporation
Sealing Specialties, Inc.

45 Mechanical Seal Manufacturers in 2024

This section provides an overview for mechanical seals as well as their applications and principles. Also, please take a look at the list of 45 mechanical seal manufacturers and their company rankings. Here are the top-ranked mechanical seal companies as of March, 2024: 1.Robco of America, 2.SEPCO, INC., 3.Springer Pumps, LLC.

Table of Contents

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1987~1991: Engaged in research on wire covering materials at Polymer Materials Laboratory.
1991~1997: Worked as a patent Engineer at Koike International Patent Office.
1997~2005 Worked as an intellectual property member at GE Yokogawa Medical System, currently working as a writer.
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List of 45 Mechanical Seal Manufacturers

*Including some distributors, etc.

Sort by Features

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  • Company Size: largest first
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  • United States of America
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    • CoorsTek, Inc.
      • United States of America Address: 14143 Denver West Pkwy.Golden, Colorado, United States of America

      Manufacturer Overview

      CoorsTek, Inc., founded in 1910, is a family-run manufacturer of technical ceramic material formulations with products such as acetabular liners, baffle chambers, carbon brushes for power, focal plane array components, and precision fixed gauges used in transportation, food & beverage, electronic, chemicals, and semiconductor industries. The company in Golden, CO, USA, has research & development, custom manufacturing, and design assistance capabilities. The company's CIO- Matt Mehlbrech, was awarded the 2023 Colorado ORDIE Award for CIO of the Year.

    • John Crane
      United States of America

      Manufacturer Overview

      John Crane, founded in 1917 and based in Chicago, Illinois, US, is a manufacturer of mission-critical flow control solutions for increased efficiency, emission reductions, and energy transformation. The company’s products include mechanical seals, seal support systems, seal face technologies, power transmission couplings, and bearing isolators among others. It serves a wide range of industries such as oil & gas, power generation, chemical, pharmaceutical, and polymers among others. The company also offers services like mechanical seals reliability programs, turbomachinery services, asset management solutions, and gas seal management program.

    • Robco of America
      • United States of America Address: 20820 TX-494 Loop, New Caney, Texas, United States of America

      Manufacturer Overview

      Robco of America was founded in 1923 and is based in New Caney, Texas, U.S. is a manufacturer of mechanical sealing systems & solutions, cartridge seals, and assembly seals for various industries. The company provides pumps, agitators, bead mills, heat-resistant textiles, and gaskets along with carbon graphite yarn packing systems, glass fibers, lubricants, and, greases that have applications in petrochemical, food processing, marine, cement, and, aircraft industries. They also offer custom engineering & designing, onsite technical support, mechanical & compressor seal repairing, and lapping services for fuel processing, power generation, paper manufacturing, and water & sewer sectors.

    • SEPCO, INC.
      • United States of America Address: 123 Airpark Industrial Road Alabaster, Alabama, United States of America

      Manufacturer Overview

      SEPCO Inc was founded in 1907 and is based in Alabama, USA is a manufacturer of fluid sealing equipment products for various industries such as petrochemical, pharmaceutical processing, water treatment, and, power generation. The company provides pump & valve packing systems, mechanical seals, bearing isolators, air seals, and gaskets that have applications in pulp & paper, aerospace, chemical processing, equipment manufacture, and ethanol & other biofuel arenas. They also offer services including plant equipment survey, engineering & design, water utilization studies, sealing failure analysis, and, field inspections for the food & beverage, marine & dredging, nuclear, and wastewater treatment sectors.

    • Flexaseal Engineered Seals and Systems, LLC
      • United States of America Address: 291 Hurricane Lane Williston, Vermont, United States of America

      Manufacturer Overview

      Flexaseal Engineered Seals and Systems, LLC was established in 1983 and is based in Williston, Vermont, U.S. is a manufacturer of welded metal bellow seals and systems for various industrial and commercial applications. The company provides single and dual cartridges, engineered cartridges for dry-running operations, heavy-duty slurry applications, and industry-specific sealing solutions for cryogenic and hermetic equipment. They also offer lube oil systems, barrier fluid reservoirs, primary seal monitoring systems, filtration systems, and, heat exchangers as well as services including vibration analysis, motion amplification, infrared thermography, and, oil analysis for the refinery, mining, marine, paper & pulp, and, pharmaceutical industries.

    • A.W. Chesterton Company.
      • United States of America Address: 860 Salem Street, Groveland, Massachusetts, United States of America

      Manufacturer Overview

      A.W. Chesterton Company is a global provider of sealing solutions for rotating equipment and has its headquarters in Groveland, Massachusettes, United States. Chesterton is a major designer and manufacturer of mechanical seals for large pumps and turbines, mixers, and cooling fans. The company's rotating equipment solutions include easy-to-install Gas seal, industrial coatings to protect metal components, lubrication programs that extend bearing life, and environmental control technology that protect sealing devices from contaminants.

    • Master Packing & Rubber Co.
      • United States of America Address: 6430 4th St. SW, Cedar Rapids, Iowa, United States of America

      Manufacturer Overview

      Master Packing & Rubber Co., founded in 1982 and headquartered in Cedar Rapids, Iowa, is a manufacturer and supplier of seal technology solutions. The company offers mechanical packing, sealing fluids, gases, powders, and hydraulic seals. They provide custom gaskets made from different materials and designs, including metal, soft fibrous material, glass, ceramic, as well as graphite, and Teflon. Utilizing computer finite element analysis, they can assess the performance of seals under any condition to achieve maximum results. Master Packing & Rubber Company is certified to ISO 9001:2015 and AAR M-1003 standards.

    • Phelps Industrial Products, Inc.
      • United States of America Address: Unit 9 & 10, 9590 Lynn Buff Court, Laurel, Maryland, United States of America

      Manufacturer Overview

      Phelps Industrial Products LLC is based in Laurel, Maryland. The company is a manufacturer and fabricator of custom products for domestic and global customers from industries such as oil & gas, shipbuilding, petrochemicals, utilities, and water treatment. The company’s primary product lines revolve around standard and custom gaskets, O-rings, marine products, mechanical seals, and additional products. The company provides expansive online resources and support to assist customers in both product selection and correct product usage.

    • Ohio Medical LLC
      • United States of America Address: 1111 Lakeside Drive, Gurnee, Illinois, United States of America

      Manufacturer Overview

      Ohio Medical Parts originated in 1910 as Ohio Chemical and Manufacturing Company in Cleveland, Ohio. Today Ohio Medical is a producer of medical air and vacuum pumping systems as well as medical suction and oxygen therapy devices. Ohio Medical services the medical device, medical gas, construction/renovation, ambulatory surgery center, industrial, and OEM solutions industries. Ohio Medical devices are manufactured in an ISO 13485 registered and FDA regulated medical device manufacturing facility. Product offerings include medical devices such as flowmeters, hoses, gas regulators, and suction regulators, as well as medical gas devices such as medical gas systems, vacuum pumps, air compressors, and medical gas accessories.

    • Ergoseal, Inc.
      • United States of America Address: 346 Commerce Drive, Carol Stream, Illinois, United States of America

      Manufacturer Overview

      Ergoseal, Inc., established in 1989 and headquartered in Carol Stream, Illinois, USA, is a manufacturer providing sealing solutions. Their product range includes mechanical seals, lip seals, non-contacting seals, magnetic seals, and custom rubber products, serving an array of industries, including pump, compressor, blower, and rotating equipment production sectors. These seals ensure the containment of fluids, enhancing the efficiency and safety of the equipment they are used in. Ergoseal is ISO 9001:2015 certified and a member of the Fluid Sealing Association.

    • SealRyt Corporation
      • United States of America Address: 64 Servistar Industrial Way, Westfield, Massachusetts, United States of America

      Manufacturer Overview

      SealRyt Corporation, established in 2001 and headquartered in Westfield, Massachusetts, is a manufacturer of rotating shaft sealing solutions for diverse industries. The company offers SealRyt Premium Packing, designed for specific applications with emphasis on sealing performance and longevity, and SealRyt Bearing Isolators, featuring a patented stainless steel design that prevents leakage and shaft movement, safeguarding bearings from contaminants and lubricants. Additionally, its SealRyt Shaft Stabilizers enhance equipment by stabilizing shafts, minimizing vibration, wear, and friction. The product range further encompasses mechanical seals, specialty products, and customized solutions, all aimed at addressing unique challenges.

    • Waukesha Bearings Corporation
      • Waukesha Bearings Corporation
        Seal

      • United States of America Address: 4221 81st Avenue West, Rock Island, Illinois, United States of America

      Manufacturer Overview

      Inpro Seal, established in 1975 and based in Illinois, USA, is a manufacturer and supplier of custom-engineered seal solutions. The product portfolio of the company includes isolators, shaft solutions, air mizer shaft seals, sentinel floatable brush seals. The products are used in various application agitators, gearboxes, mixers, blenders, pumps, pillow blocks, screw conveyors, steam turbines, and motors. The company serves various industries which include chemical, food & beverage, power, paper, electric vehicles, oil, and gas.

    • Applied Process Equipment, Inc.
      • United States of America Address: 9332 North 95th Way, Suite B 106, Scottsdale, Arizona, United States of America

      Company Overview

      Applied Process Equipment was founded in 1988 and is headquartered in Scottsdale, Arizona. Applied Process Equipment is a distributor of pumps, tanks, and water treatment equipment and services industries across the southwest United States including mining, power plants, waste & waste water, and other industries. Applied Process Equipment products include pumps & lift stations, fiberglass basins & steel tanks, and water treatment & arsenic removal. Water treatment pumps include metering, self-priming, slurry, ANSI, butterfly valves, screw pumps, and more.

    • Brownlee-Morrow Company
      • United States of America Address: 7450 Cahaba Valley Road, Birmingham, Alabama, United States of America

      Company Overview

      Brownlee-Morrow Company was founded in 152 and is headquartered in Birmingham, Alabama. Brownlee-Morrow is a full-line pump and fan distributor as well as service provider serving the municipal, industrial air, liquid handling, power generation, mining, automotive, chemical, pulp and paper, primary metals, marine, and poultry industries. Brownlee-Morrow services include repair and field service, system design, and well drilling. Brownlee-Morrow’s products include air handling & control, air pollution control, fans and blowers, pumps, pump accessories, seal products, macerators, softstarters, conveyors, sludge treatment, and filtration.

    • Hennig Gasket & Seals, Inc.
      • United States of America Address: 2350 West Cullerton Street, Chicago, Illinois, United States of America

      Distributor Overview

      Henning Gasket of Chicago, Illinois, has a 100 year history of serving industries including agriculture, power generation, transportation, construction, electronics, pharmaceutical, and food processing as a distributor for gasket materials, seal materials, gaskets, seals, and related tools. Hennig Gasket also offers gasket manufacturing, of over 30 varieties including roll and sheet gasket material, and cutting services. Custom gasket manufacturing includes many types such as paper gaskets, ceramic fiber gaskets, pipe seals, flame resistant, neoprene gaskets, and chiller gaskets.

    • Sealing Specialties, Inc.
      • United States of America Address: 3443 Bethlehem PIke Souderton, Pennsylvania, United States of America

      Distributor Overview

      Sealing Specialties, Inc. established in Souderton, Pennsylvania in 1985 is a distributor of seal components that are used in automotive, chemical, communication, energy, food & beverage/ Their product range includes O-Rings, Mechanical Seals Engineered Seals, Gore Sealant Products and Perfluoroelastomers. The company has a global distribution network and provides customer service. Their products are also used in industries such as instrumentation & controls, life sciences, medical, pharmaceutical, pulp & paper, and semiconductors.

    • EKATO HOLDING GmbH
      Germany

      Manufacturer Overview

      EKATO HOLDING GmbH, based in Germany, has been a manufacturer and supplier of industrial agitation and mixing equipment since 1933. The company shares its expertise in manufacturing agitators, reactors, and industrial mixing systems. These products are essential components in various industries, including chemical, pharmaceutical, food and beverages, and many others, where efficient mixing and agitation are crucial for production. Additionally, the company provides complete mixing systems tailored to the specific requirements of different industries, ensuring the efficient and homogenous blending of various substances.

    • Jiangsu Sunkaier Industrial Technology Co., Ltd.
      • China Address: Shangcong Road 106#, Fangqiao Industrial Zone, Yixing City, Jiangsu, China

      Manufacturer Overview

      SUNKAIER Industrial Technology Co. Ltd. is a Chinese manufacturer of process equipment and technology established in 1999 and based in Yixing, Jiangsu. The company produces various reactors and mixing agitators, as well as polymer processing and heat transfer equipment. Aside from its products, the company offers engineering services including project planning and commissioning, installation, and maintenance. The company's products are mainly used by its clients in the petrochemical, energy, and pharmaceutical sectors.

    • VALQUA, LTD.
      • Japan Address: 1-1, Osaki 2-chome, Shinagawa-ku, Tokyo, Japan

      Manufacturer Overview

      VALQUA, LTD was established in 1932 and is based in Tokyo, Japan is a manufacturer and supplier of products made from fibers, fluorocarbon resin, rubber, and software & information equipment for various industrial applications. The company provides seal products, resin products, insulation materials, metallic bellows, and, heat-resistant glass fiber textile products, that have applications in semiconductor processing, electrical & electronic, automotive, vacuum, and food industries. They also specialize in the development and sales of their products & services in power plants, aircraft, chemicals, energy, and, communication equipment utilizing the internet including electronic commerce transactions, online consulting, and on-site engineering facilities.

    • GMN Paul Müller Industrie GmbH & Co. KG
      • GMN Paul Müller Industrie GmbH & Co. KG
        Seal

      • Germany Address: Äußere Bayreuther Straße 230, Nürnberg, Bavaria, Germany

      Manufacturer Overview

      GMN was founded in 1908 as a manufacturer of high-precision components and systems, in Nuremberg, Germany. Their product list includes Ball Bearings, categorized as special and standard, and ready-to-use bearing systems. The spindles manufactured by the company have applications in grinding, milling, and drilling and the freewheel clutches are available in different forms, such as sprag type and etc. They also develop non-contact seals such as the labyrinth, gap, and face seals and the Electric Drives are also part of the production which has applications in the manufacturing industry along with Aeronautics, Machine Components, and Tool and Die construction.

    • Eagle Industry Co., Ltd.
      • Japan Address: 2-4-1 Shiba-koen, Minato-ku, Tokyo, Japan

      Manufacturer Overview

      Eagle Industry Co., Ltd., established in 1964 with headquarters in Japan and facilities worldwide, is a manufacturer of seals and gaskets. The company's product line includes mechanical seals, gas seals, gaskets, solenoid valves, and stern tube seals. Eagle Industry Co.’s products are used in the construction, agriculture, automotive, and energy markets for many components, including air conditioning exhaust systems, drive shaft components, and engine components for vehicles. Eagle Industry Co., Ltd. also invests in the research and development of environmentally friendly products that include e-mobility and hybrid hydraulic regeneration systems that reduce fuel consumption and provide power assist for battery-powered machines.

    • Hutchinson Paulstra

      Manufacturer Overview

      Hutchinson Paulstra is a manufacturer of anti-vibration and acoustic products established in 1934 and is based in Paris, France. It manufactures various products, including elastomer mounts, metal mounts, flexible bushes, flexible coupling, and dynamic sealing. The company is a subsidiary of TotalEnergies and has acquired several certifications, such as ISO 9001, ISO 14001, and EN 9100. Its manufactured products are catered to the automotive, rail, aerospace, marine, and offshore sectors across Germany, the UK, France, and Spain.

    • Trelleborg AB

      Manufacturer Overview

      Trelleborg AB, a company founded in 1905 and headquartered in Trelleborg, Sweden, is a manufacturer that provides solutions for extreme cold, heat, pressure, or the tremendous power of nature. The company offers a wide range of products, including Cassette Seal CSL 1500, Pneumatic seals, O-rings, and more. It also has a shop called Seals-Shop that offers various products, such as Rod and Piston Seals. It provides rubber wear liners with synthetic rubber and chemical resistance. It has received the Excellence in Quality 2018 Award and Certificate of Merit from Hyster-Yale Group. It serves various industries, including Aerospace, Agriculture, and more.

    • FTL Technology

      Manufacturer Overview

      FTL Technology, founded in 1973 and headquartered in Leeds, England, is a manufacturer of custom-engineered sealing solutions. The company designs and produces seals, bearings, and other custom-engineered solutions for critical applications in a range of industries, including oil & gas, food, and pharmaceuticals. It also offers many resources such as case studies, white papers, and test reports of its products. The company has acquired the ISO 9001 certification for quality standard management.

    • Technetics Group

      Manufacturer Overview

      Technetics Group is a sealing and critical component solutions manufacturer founded in 2006 as a subsidiary of EnPro Industries based in Columbia, South Carolina. The company offers a range of products including metal and polymer seals, rupture discs, accumulators and bellows. They also custom design polyether ether ketone (PEEK) rods, plates, disks, and other components. With 13 global manufacturing locations that offer engineering, manufacturing, testing, and prototyping services, Technetics Group serves clients in various markets including energy, life sciences, semiconductors, and aerospace.

    • Hi-Tech Seals

      Manufacturer Overview

      Hi-Tech Seals Inc. is a manufacturer of sealing and gasket components established in 1990 and headquartered in Edmonton, Alberta, Canada. The company’s products include a wide selection of o-rings, seal kits, and gaskets. It offers products fabricated from BoKure urethane, KasPex PEEK, and RyFlor compounds. The company primarily serves clients in the oil and gas, water treatment, and aerospace sectors. It also offers custom molding services, in-house rapid prototyping, and optical measurement inspections.

    • Festo Corporation.

      Manufacturer Overview

      Festo Corporation, established in 1925 and headquartered in Esslingen, Germany, is a supplier of automation technology and technical education and is ISO 9001, ISO 13485, and ISO14001 certified. It has around 33,000 catalog products, customized components, and ready-to-install solutions, including grippers, motors, and sensors used in industrial and process automation. The company won the German Future Award in 2010 and serves 300,000 customers worldwide, while its education division provides training solutions for 56,000 industrial companies and educational institutions. It registered €3.81 billion in the 2022 financial year and is available in around 60 countries, with 2,600 patents worldwide.

    • Garlock

      Manufacturer Overview

      Garlock, founded in 1887 and headquartered in Palmyra, New York, is a manufacturer of sealing solutions and owns several brands, including ONE-UP, LINK-SEAL, KLOZURE, GYLON, and BLUE-GARD. Its products include valves, oil production seals, expansion joints, gaskets, and wall penetration products used in several markets, including chemical processing, nuclear, mining, pharmaceutical, and power generation. It is an Enpro company with two business segments, namely sealing technologies and hygienic technologies. Rubber Fab and the Aseptic Group are under hygienic technologies and supply products for the hygienic process, biopharmaceutical, and pharmaceutical industries.

    • NIPPON PILLAR PACKING CO.,LTD.

      Manufacturer Overview

      Nippon Pillar Packing was established in 1920 and is located in Osaka, Japan is a manufacturer of fluid control seals, such as gland packing materials, gaskets, and mechanical seals, for various types of industrial equipment. The company provides fluororesin products, sliding material, and seismic isolation products along with filters, separators, and, seal units that have applications in water-purifying, chemical, railways, semiconductors, and medical industries. They have obtained certification of ISO 9001 registration and their products and services have uses in air blowers, turbines, compressors, cleaning systems, and smoke exhaust systems.

    • Flowserve Corporation

      Company Overview

      Flowserve Corporation, founded in 1790 and headquartered in Irving, Texas, is a manufacturer and supplier specializing in fluid motion and control products. The company's product portfolio includes pumps, seals, valves, energy recovery systems, and decoking systems. These products are utilized across various industries, including power generation, chemical processing, water management, oil and gas, and various general industries. The company also provides customer services, including on-site field services, solutions engineering, system assessments, repairs and maintenance, and training and development.

    • NOK CORPORATION

      Company Overview

      Nok Corporation, founded in 1941 and based in Tokyo, Japan, is a manufacturer of several products, including sealing, rubber, and electronic products, and is part of the NOK Group. The company also makes flexible printed circuits (FPC), office automation equipment, and functional membranes, serving industries such as automobile, construction machinery, and electronic equipment. In 1960, the company expanded its production by constructing plants in Kumamoto, Fujisawa, and Shizuoka, and it was listed on the Tokyo Stock Exchange in 1961. In 1979, it was the first to set up a production base in the US before any Japanese automaker.

    • Springer Pumps, LLC

      Distributor Overview

      Springer Pumps, LLC was established in 16 in Eastern Pennsylvania and isa distributor for fluid handling solutions for the food & beverage, CPI, personal care, utility, refining, power generation and industrial wastewater markets in the Northeast and Mid-Atlantic regions of the US. Springer Pumps specializes in pumps, mixers, product recovery systems, and tank cleaning components including diaphragms, metering, mixers, sumps, and accessories. Springer Pumps also offers aftermarket replacement parts, kits, mechanical seals, mixer parts, and heat exchanger parts.

    • AB Industrial Equipment Co.

      Distributor Overview

      AB Industrial Equipment Company (AB Industrial) is headquartered in West Chester, Pennsylvania. AB Industrial distributes and services pumps, seals, and related products. Pump categories include varieties such as centrifugal, vertical, slurry, mag-drive, sanitary, and positive displacement pumps. Seals offerings include component seals, cartridge seals, face materials, elastomers, as well as electric motors. Strainers and valves include basket strainers, auto-cleaning, non-metallic, plug valves, relief valves, and triple duty valves among other offering categories.

Mechanical Seal Manufacturer Ranking

*Including some distributors, etc.

Derivation Method

The ranking is calculated based on the click share within the mechanical seal page as of March 2024. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.

Number of Employees

  1. Eagle Industry Co., Ltd.: 6,507
  2. VALQUA, LTD.: 1,772

Newly Established Company

  1. Stramek Flow Control, SL: 2008 (16 years ago)
  2. Ohio Medical LLC: 2005 (19 years ago)
  3. SealRyt Corporation: 2001 (23 years ago)

Company with a History

  1. Thomas Publishing Company.: 1898 (126 years ago)
  2. John Crane: 1917 (107 years ago)
  3. Robco of America: 1923 (101 years ago)

Mechanical Seal Manufacturers in United States

*Including some distributors, etc.

Global Distribution of Mechanical Seal Manufacturers by Country

*Including some distributors, etc.

Country Number of Companies Share (%)
United States of America United States of America 17 68.0%
Germany Germany 3 12.0%
Japan Japan 2 8.0%
China China 1 4.0%
Spain Spain 1 4.0%
France France 1 4.0%

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