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Mechanical seal Product List and Ranking from 40 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Sep 10, 2025～Oct 07, 2025
This ranking is based on the number of page views on our site.

Mechanical seal Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Sep 10, 2025～Oct 07, 2025
This ranking is based on the number of page views on our site.

  1. タフトレーディング Tokyo//others
  2. 東興精工 本社・工場 Saitama//Machine elements and parts
  3. シールテック 本社、大阪営業所 Kanagawa//Trading company/Wholesale
  4. 4 日本ジョン・クレーン Tokyo//Industrial Machinery
  5. 5 新明和工業 Kanagawa//Automobiles and Transportation Equipment
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Mechanical seal Product ranking

Last Updated： Aggregation Period:Sep 10, 2025～Oct 07, 2025
This ranking is based on the number of page views on our site.

  1. Food industry grease "Lubri-Film Plus" タフトレーディング
  2. Non-water injection, non-lubrication mechanical seal 'T-Y SEAL FL' 東興精工 本社・工場
  3. [Information] Mechanical Seal Basics 日本ジョン・クレーン
  4. 4 Shinmeiwa Industries Co., Ltd. Overhaul Case Studies 新明和工業
  5. 5 Off-center compatible mechanical seal "Shinchi Seal" シールテック 本社、大阪営業所

Mechanical seal Product List

31～45 item / All 102 items

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[Information] 9th Basic Course on Mechanical Seals

[Information] 9th Basic Course on Mechanical Seals

"What are multi-spring types and single-spring types? What do they mean?" Let's explain that question!

This document provides information about the 9th Basic Course on Mechanical Seals, and it will explain questions such as "What are multi-spring types and single-spring types?" When multiple small springs are used, it is referred to as a "multi-spring type." *They are arranged evenly around the circumference. When a single large spring is used, it is referred to as a "single-spring type." In special applications, a leaf spring (wave spring) may be used. [Contents] ■ What are multi-spring types and single-spring types? ■ Feature Comparison 1 ■ Feature Comparison 2 ■ Feature Comparison 3 *For more details, please refer to the PDF document or feel free to contact us.

  • Other machine elements

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[Information] 10th Basic Course on Mechanical Seals

[Information] 10th Basic Course on Mechanical Seals

"What is the method of torque transmission? What is it?" Let's explain that question! We will introduce the features of pin drives and more.

This document provides information about the 10th Mechanical Seal Beginner Course and will explain the question, "What is torque transmission?" Torque transmission refers to the transfer of the shaft's rotation to the mechanical seal. Generally, the methods of torque transmission in mechanical seals include "transmission by pins," "transmission by clutches," and "transmission by the metal bellows itself." Additionally, there are other methods such as transmission through the frictional force of the packing and transmission by the spring itself. [Contents] ■ What is torque transmission? ■ Features of pin drive ■ Features of clutch drive ■ Features of metal bellows *For more details, please refer to the PDF document or feel free to contact us.

  • Other machine elements

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[Information] 12th Basic Course on Mechanical Seals

[Information] 12th Basic Course on Mechanical Seals

"What is a cartridge type? What is it?" Let's explain that question! We will introduce special uses and more.

This document provides information about the 12th Basic Course on Mechanical Seals, and we will explain the question, "What is a cartridge type?" In general, to install a mechanical seal on the shaft sealing part of rotating equipment, it is necessary to attach a sleeve and a mechanical seal cover in addition to the mechanical seal itself. A cartridge type mechanical seal refers to a structure that integrates these components into a single unit, making it easy for anyone to install. [Contents] ■ What is a cartridge type? ■ Special Application 1: For high-viscosity fluids ■ Special Application 2: For high-concentration slurry fluids ■ Special Application 3: For compact spaces *For more details, please refer to the PDF document or feel free to contact us.

  • Other machine elements

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[Information] 13th Basic Course on Mechanical Seals

[Information] 13th Basic Course on Mechanical Seals

"What is mounting precision? What measurement methods are there?" Let's explain such questions! We will introduce issues like shaft runout (circular runout).

This document provides information about the 13th Basic Course on Mechanical Seals and will explain questions such as "What is installation accuracy? What measurement methods are there?" When installing a mechanical seal on equipment, its accuracy affects the sealing performance. Generally, the measurement items include "shaft runout (circular runout)," "perpendicularity," "concentricity," and "axial movement (end play)." [Contents] ■ What is installation accuracy ■ Shaft runout (circular runout) ■ Perpendicularity ■ Concentricity ■ Axial movement (end play) *For more details, please refer to the PDF document or feel free to contact us.

  • Other machine elements

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[Information] 15th Mechanical Seal Beginner Course

[Information] 15th Mechanical Seal Beginner Course

"What is a dry mechanical seal? What is it?" Let's explain that question! We will also introduce some case studies.

This document contains information about the 15th Basic Course on Mechanical Seals, and we will explain the question, "What is a dry mechanical seal?" The sealing target for a dry mechanical seal is gas, not liquid. When the sealing target is liquid, there is a lubricating film of liquid between the sliding surfaces. When the sealing target is gas, there is no lubricating film of liquid between the sliding surfaces. Since the space between the sliding surfaces is dry, it is called a dry mechanical seal. [Contents] ■ What is a dry mechanical seal? ■ Case studies ■ What is dry running? ■ Combination of sliding materials *For more details, please refer to the PDF document or feel free to contact us.

  • Other machine elements

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Chemical heater

Chemical heater

Introducing an inline resistance heater type liquid heating device that does not have metal ion leaching contamination.

At Nippon Excel Co., Ltd., we handle "Chemical Heaters." This product uses a resistance heater that accurately controls temperature in a short time for high-temperature heating of various chemicals used in RCA cleaning and wet etching. Furthermore, since only fluororesin and high-purity glass-like carbon are used in the liquid-contact parts, there is no risk of contamination from impurities, and it can handle acidic solutions, alkaline solutions, and organic solvents. 【Features】 ■ The heat transfer liquid-contact materials are made of high-purity glass-like carbon. ■ There is no concern about contamination from leached metal ions. ■ No surface protective film is required, so there is no decrease in performance due to peeling. ■ It can handle acidic solutions, alkaline solutions, and organic solvents. ■ It is equipped with a leak sensor to detect liquid leaks and a temperature switch to detect abnormal temperatures. *For more details, please refer to the PDF document or feel free to contact us.

  • Heating device

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Single dry seal suitable for the shaft seal of vertical mixers.

Single dry seal suitable for the shaft seal of vertical mixers.

Standard seal configuration optimized for dry sliding. Please contact us for modifications or switching from existing gland packing.

The "Chemighty II type EAB" is a product suitable for the shaft sealing of vertical mixers. Since the contents inside the can do not come into contact with metal parts, it is effective in ensuring corrosion resistance and preventing the leaching of metal components. Most of the mechanical seal components are located outside the equipment, making installation easy and maintenance excellent, with inspections from the outside being straightforward. The standard combination includes a "SiC (P5) stationary ring" and a "PTFE (G8) sealing ring filled with a special filler optimized for dry sliding," with options for different combinations of sealing face materials tailored to various usage conditions and specifications. 【Features】 ■ Dry running seal with an outside structure ■ Excellent maintenance, with easy external inspections ■ Structural design that can be used up to 0.4 MPaG ■ A lineup of selectable sealing face materials based on contents and usage conditions ■ Capable of supplying products that meet user requirements across various equipment as a standard *For more details, please refer to the PDF materials or feel free to contact us.

  • Sealing

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Repair of mechanical seals

Repair of mechanical seals

It can be maintained with a set of machines equipped with mechanical seals.

One of the sealing devices, the mechanical seal, is a key component incorporated into rotating machinery in processes where minimizing leakage is essential. At KBK Engineering, we can handle units equipped with mechanical seals, as well as maintain entire machines that have these units installed. Together with the mechanical seal manufacturer Tanken Seal Seiko, we perform repairs on the entire machinery, including the handling of internal mechanical seals, and we can carry out assembly and testing tailored to each seal unit.

  • Contract manufacturing

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Introduction to the "Mechanical Seal" Business

Introduction to the "Mechanical Seal" Business

Feel free to consult us about anything related to mechanical seals!

Pontec Co., Ltd. sells mechanical seals and repairs used mechanical seals. We can repair all mechanical seals, regardless of whether they are domestic or foreign (lap up to ID300). With a motto of reasonable pricing and short delivery times, we carry out repairs at a factory with high technical capabilities. 【Features】 ■ Repairs available for both domestic and foreign products ■ Reasonable pricing with short delivery times ■ We also accept pump overhauls *Please feel free to contact us for more details.

  • Other Auto Parts
  • Other pumps
  • Other machine elements

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Compact Cartridge Seal "MA290/MA291"

Compact Cartridge Seal "MA290/MA291"

Super compact stationary type. Exhibits excellent follow-up performance and high cooling effect.

This is a super compact single-type cartridge seal. It can be easily installed without modification on the stuffing box of the pump you are using, as well as on pumps with particularly narrow atmospheric side spaces. 【Features】 - Extremely compact in the axial direction. The total length, including the seal cover, is less than 50mm (2 inches). - No wear on the shaft or sleeve. - No need for additional machining on the stuffing box of the pump in use, making installation easy. - Can be directly mounted on pumps conforming to ISO and DIN standards. - The bolt holes for the seal cover are designed with a U-shaped notch, eliminating the need for measuring PCD dimensions or additional machining for the seal cover bolt holes. - As a stationary type, it achieves excellent followability. - Since the spring and knock pin do not come into contact with the fluid, it can avoid operational failures or sticking caused by slurry. - Standardly equipped with flushing, quenching, and drain ports. - Features an external structure for the stuffing box, providing excellent air cooling effects.

  • Sealing
  • Other machine elements

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Unicar Industrial Co., Ltd. Mechanical Seal Catalog

Unicar Industrial Co., Ltd. Mechanical Seal Catalog

You can select a mechanical seal suitable for your equipment from a variety of options such as MFR and BFR!

This catalog introduces Unicar Industrial Co., Ltd.'s "Mechanical Seals." It includes "MFR (Multi-Spring Unbalanced Type)," "BFR (Multi-Spring Balanced Type)," and "USCR (Single Coil Spring Unbalanced Type)." Since it also includes information such as "Structure of Mechanical Seals," it is a useful reference book. We encourage you to read it. [Contents (Partial)] ■ Structure of Mechanical Seals ■ Functional Classification of Mechanical Seals ■ MFR (Multi-Spring Unbalanced Type) ■ BFR (Multi-Spring Balanced Type) ■ USCR (Single Coil Spring Unbalanced Type) *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing

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Unicar Industrial Co., Ltd. Company Profile

Unicar Industrial Co., Ltd. Company Profile

Reliable technology × abundant experience! We also handle carbon seals and packing associated with mechanical seals.

Unicar Industrial Co., Ltd. was established as a specialized manufacturer of mechanical seals and chemical pumps. Based on years of achievements and accumulated technology, we have developed products that accurately capture the needs in response to the advancement of various industries. We have established a system to meet the diversification of various markets, including not only mass production but also small-batch production of a wide variety of products and the production of special items. Under thorough quality control, we strive for cost reduction and short delivery times, and all employees work day and night to supply highly reliable products. 【Business Activities】 ■ Design, manufacturing, and sales of mechanical seals ■ Repair and improvement of various mechanical seals ■ Sales of various gaskets and O-rings, and consulting related to shaft sealing *For more details, please refer to the PDF document or feel free to contact us.

  • Sealing

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Balkan mechanical seal

Balkan mechanical seal

Consistent manufacturing leads to short delivery times and low prices. We provide OEM supply to numerous customers.

We handle the "Mechanical Seals" from Vulcan Corporation. The company offers a wide range of standard products, many of which are in stock. It features short delivery times and low prices due to consistent manufacturing, along with thorough quality control. If you have any inquiries regarding custom designs or if you are looking for something specific, please feel free to contact us. 【Features】 ■ Thorough quality control ■ A wide variety of products available ■ Custom designs tailored to your needs are possible ■ Capable of proposing high-quality combinations *For more details, please refer to the PDF document or feel free to contact us.

  • others

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Mechanical seal

Mechanical seal

It is an end face seal that is sealed by a surface (dynamic surface) that is perpendicular to the rotation axis.

Eagle Industrial Co., Ltd.'s mechanical seals are products that can be used maintenance-free for long periods due to their precisely finished flat surfaces, offering excellent performance and running cost efficiency. They are suitable for various applications, from pumps used in automobiles, households, and civil engineering to processes in the chemical field, including petrochemicals, nuclear power, and space development, making their range of use very diverse. We handle various types. Model numbers: EA102, EA103, EA104, EA560, EH790, EH791, H, and others. Yamaden Co., Ltd. website https://www.yamaden.com/index.html Please feel free to contact us using the form below.

  • Rubber

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Backup ring JISB2401-4

Backup ring JISB2401-4

O-rings are components for preventing protrusion. We have a wide variety of sizes and types in stock! Immediate delivery available!

This is an auxiliary component to prevent O-ring protrusion when used under high pressure. We offer a wide variety of dimensions and types. Shape/Type: Spiral (T1) Bias Cut (T2) Endless (T3) In stock and ready for immediate delivery! NOK Distributor: Yamaden Co., Ltd. Website https://www.yamaden.com/index.html Please feel free to contact us.

  • Hydraulic Equipment
  • Water Hydraulic Equipment
  • Pneumatic Equipment

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