We have compiled a list of manufacturers, distributors, product information, reference prices, and rankings for Union.
ipros is IPROS GMS IPROS One of the largest technical database sites in Japan that collects information on.

Union Product List and Ranking from 13 Manufacturers, Suppliers and Companies

Last Updated: Aggregation Period:Sep 17, 2025~Oct 14, 2025
This ranking is based on the number of page views on our site.

Union Manufacturer, Suppliers and Company Rankings

Last Updated: Aggregation Period:Sep 17, 2025~Oct 14, 2025
This ranking is based on the number of page views on our site.

  1. イーエックス・こくさん Tokyo//Machine elements and parts
  2. 宮田工業所 名古屋工場、栃木工場、福岡工場、三重工場、名古屋営業所、宇都宮営業所、福岡営業所、本社 Aichi//Manufacturing and processing contract
  3. TB Global Technologies Ltd. Head office Tokyo//Energy
  4. 東京産業 Tokyo//Trading company/Wholesale
  5. 5 中日技研工業 Aichi//Manufacturing and processing contract

Union Product ranking

Last Updated: Aggregation Period:Sep 17, 2025~Oct 14, 2025
This ranking is based on the number of page views on our site.

  1. [KXB] Explosion-proof packing type union イーエックス・こくさん
  2. TB Niigata Wing Union TB Global Technologies Ltd. Head office
  3. KGU Waterproof Packing Type Union イーエックス・こくさん
  4. 4 Klaus Union (Germany) "Pump and Valve Series" 東京産業
  5. 5 Single union, single nipple type flex "CW-1000 + CW-5000" 中日技研工業

Union Product List

1~15 item / All 52 items

Displayed results

Single union, single nipple type flex "CW-1000 + CW-5000"

You can select products according to various conditions and uses.

The "CW-1000+CW-5000" is a flexible tube with a single union and single nipple type, handled by Chūnichi Giken Kōgyō Co., Ltd. The "flexible tube" is made from thin-walled electric welded stainless steel pipes formed into a continuous pleated shape, offering bendability and flexibility. 【Features】 ■ Material - Union: FCMB, SUS304 - Union Color: SUS304 - Nipple: FCMB, SS400, SUS304 - Tube: SUS304 - Blade: SUS304 - Packing: T/#1995, PTFE, etc. *For more details, please refer to the PDF document or feel free to contact us.

  • tube

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

PVC single union F13

Various unions are special fittings that allow for the attachment and detachment of PVC pipes on the bag nut side, and the adhesion of PVC pipes on the socket side.

It has been improved to allow for quicker and easier attachment and detachment than conventional products, and a stopper function has been newly added.

  • Other machine elements

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

G-type rotary union (for coolant, water, air, and hydraulic oil)

It is a high-performance, ultra-precise union suitable for coolant, water, air, and hydraulic fluid.

Based on decades of expertise in mechanical seal design and applications, the G-type rotary union is structured to adapt to the most demanding operating conditions. By perfectly understanding the optimization of seal load, characteristics of seal wear, and application knowledge, the G-type union has consistently demonstrated reliable performance for coolant, water, air, and hydraulic oil over a long period. 【Features】 ● Achieves leak-free operation through a seal design that allows for measurement and control of wear ● Ensures vibration-free operation by measuring the concentricity of the rotor ● Improves sealing performance with laser-etched grooves based on fluid dynamics *Please check the detailed specifications in the catalog download and contact us for inquiries.

  • joint

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Rotary Union "G/5485 Type"

High-speed rotary union suitable for machine tools.

Nihon Joint Co., Ltd. has been a dedicated manufacturer of rotary joints since its establishment in 1965. We have formed a technical partnership with Kiedent Johnson in the United States and have contributed to improving production efficiency across various industries, including the paper industry, cardboard, textiles, rubber, plastics, steel, chemicals, printing, and food. Especially after the oil shock in Japan, our products have gained attention for their energy-saving and resource-saving features. Additionally, since the product range of Nihon Joint is common across the world, its convenience is highly valued alongside its technology and quality. From domestic to overseas markets, we strive to develop better products at lower costs and faster speeds, expanding our fields of activity. 【Features】 - 2-channel rotary union - High-speed rotary union suitable for machine tools - Capable of dry operation For more details, please contact us or download the catalog.

  • Other machine elements

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Rotary Union "GFP/GFPA Type"

The labyrinth seal and vent hole protect the bearings.

Nihon Joint Co., Ltd. has been a specialized manufacturer of rotary joints since its founding in 1965. We have partnered with Kiedent Johnson in the United States for technical collaboration and have contributed to improving production efficiency across various industries, including paper, cardboard, textiles, rubber, plastics, steel, chemicals, printing, and food. Particularly since the oil shock in Japan, our products have gained attention for their energy and resource-saving features. Additionally, because our product range is universally applicable, they are highly valued for their convenience, along with their technology and quality. From domestic to international markets, we strive to develop better products more affordably and quickly, expanding our fields of activity. **Features** - Labyrinth seals and vent holes protect the bearings - Optimization of seal balance ratio - Silicon carbide seals that are durable against wear and thermal shock For more details, please contact us or download the catalog.

  • Other machine elements

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Rotary Union "GFR/GFRA Type"

Silicone carbide seals that are durable against wear and thermal shock.

Nihon Joint Co., Ltd. has been a dedicated manufacturer of rotary joints since its founding in 1965. We have partnered with Kiedent Johnson in the United States for technical collaboration and have contributed to improving production efficiency across various industries, including paper, cardboard, textiles, rubber, plastics, steel, chemicals, printing, and food. Especially after the oil shock in Japan, our products have gained attention for their energy and resource-saving features. Additionally, since our product range is common across the globe, their convenience is highly valued alongside their technology and quality. From domestic to international markets, we strive to develop better products more affordably and quickly, expanding our field of activity. 【Features】 - Special seal design allows for dry operation - Labyrinth seal and vent hole protect the bearings - Seal balance ratio optimized - Silicon carbide seals durable against wear and thermal shock For more details, please contact us or download the catalog.

  • Other machine elements

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Rotary Union "GHS/GHSA Type"

The amount of heat generated in the bearing and mechanical seal is low.

Nihon Joint Co., Ltd. has been a dedicated manufacturer of rotary joints since its founding in 1965. We have formed a technical partnership with Kiedent Johnson in the United States and have contributed to improving production efficiency across various industries, including the paper industry, cardboard, textiles, rubber, plastics, steel, chemicals, printing, and food. Particularly since the oil shock in Japan, our products have gained attention for their energy-saving and resource-saving features. Additionally, because the product range of Nihon Joint is common across the world, its convenience is highly valued alongside its technology and quality. From domestic to overseas markets, we strive to develop better products at lower costs and faster speeds, expanding our field of activity. **Features** - Dry operation is possible due to special seal design - Labyrinth seals and vent holes protect the bearings - Seal balance ratio is optimized - High-speed adaptability with ultra-precision angular ball bearings - Body made of surface-treated aluminum For more details, please contact us or download the catalog.

  • Other machine elements

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Rotary Union "Multipath Type"

Multi-pass rotary union for air and oil.

Nihon Joint Co., Ltd. has been a dedicated manufacturer of rotary joints since its establishment in 1965, partnering with Kiedent Johnson in the United States for technical collaboration. We have contributed to improving production efficiency across various industries, including the paper industry, cardboard, textiles, rubber, plastics, steel, chemicals, printing, and food. Especially after the oil shock in Japan, our products have gained attention for their energy-saving and resource-saving features. Additionally, since the product range of Nihon Joint is common worldwide, its convenience is highly valued along with its technology and quality. From domestic to overseas, we strive to develop better products at lower costs and faster speeds, expanding our field of activity. **Features** - Multi-pass rotary unions for air and oil - Long lifespan due to precision ball bearings For more details, please contact us or download the catalog.

  • Other machine elements

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Double ferrule tube fitting half union

Introducing SUS316 stainless steel fittings, half unions.

We offer a variety of high-quality stainless steel copper pipe fittings at low prices and with speedy service. Please try our affordable and prompt response made possible by our in-house factory. Each product is crafted one by one by skilled artisans. All products are of the highest quality that we confidently recommend, and we also contribute to cost reduction with low prices, delivering quickly to our customers after order. 【Specifications】 ○ Material: SUS316 stainless steel ○ Tube outer diameter: 6, 8, 10, 12 ○ Thread type: Tapered thread ○ Thread sizes (pipe tapered thread): R1/8, R1/4, R3/8, R1/2 ○ Hexagonal opposite sides: 14.0, 15.0, 18.0, 22.0 For more details, please contact us or refer to our catalog.

  • Pipe Fittings

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Double ferrule tube fitting elbow union

Introducing SUS316 stainless steel tube fittings, elbow unions.

We offer a variety of high-quality stainless steel copper pipe fittings at low prices and with speedy service. Experience our competitive pricing and quick response, made possible by our in-house factory. Each product is crafted one by one by skilled artisans. All products are of the highest quality that we confidently recommend, and we also contribute to cost reduction with our low prices. We will deliver your order promptly to your location. 【Specifications】 ○ Material: SUS316 stainless steel ○ Tube outer diameter: 6, 8, 10, 12 ○ Thread type: Tapered thread ○ Thread sizes (for tapered pipe thread): R1/8, R1/4, R3/8, R1/2 ○ Hexagon across flats: 12.7, 14.3, 17.5, 20.6 For more details, please contact us or refer to our catalog.

  • Pipe Fittings

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Double Ferrule Tube Fitting Pressure Gauge Union

Introducing SUS316 stainless steel fittings for pressure gauge unions.

We offer a variety of high-quality stainless steel copper pipe fittings at low prices and with speedy service. Experience our competitive pricing and quick response, made possible by our in-house factory. Each product is crafted one by one by skilled artisans. All products are of the highest quality that we confidently recommend, and we also contribute to cost reduction with our low prices. After placing your order, we will promptly deliver to your location. 【Specifications】 ○ Material: SUS316 stainless steel ○ Tube outer diameter: 6, 8, 10, 12 ○ Thread type: Tapered thread ○ Thread sizes (for tapered pipe threads): R1/8, R1/4, R3/8, R1/2 ○ Hexagon across flats: 14.0, 15.0, 18.0, 19.0, 22.0, 27.0 For more details, please contact us or refer to our catalog.

  • Pipe Fittings

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Double ferrule type tube fitting, tightening flared union

Introducing the SUS316 stainless steel fitting, a tightened flared union.

We offer a variety of high-quality stainless steel copper pipe fittings at low prices and with speedy service. Please try our affordable and prompt response made possible by our in-house factory. Each product is crafted one by one by skilled artisans. All products are of the highest quality that we confidently recommend, and we can contribute to cost reduction with our low prices, delivering quickly to our customers after ordering. 【Specifications】 ○ Material: SUS316 stainless steel ○ Tube outer diameter: 6, 8, 10, 12 ○ Thread type: None ○ Total length: 57.9, 61.0, 63.6, 71.0 ○ Hexagon across flats: 16.0, 18.0, 22.0, 24.0 ○ Panel hole diameter: 11.5, 13.1, 16.3, 19.5 ○ Maximum panel thickness: 10.2, 11.2, 12.7 For more details, please contact us or refer to our catalog.

  • Pipe Fittings

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Double ferrule type tube fitting L-shaped flared union

Introducing the SUS316 stainless steel fitting, L-shaped flared union.

We provide various high-quality stainless steel copper pipe fittings at low prices and with speedy service. Experience our affordable and prompt response made possible by our in-house factory. Each product is crafted one by one by skilled artisans. All products are of the highest quality that we confidently recommend, and we also contribute to cost reduction with our low prices. We will swiftly deliver your order to you after it is placed. 【Specifications】 ○ Material: SUS316 stainless steel ○ Tube outer diameter: 6, 8, 10, 12 ○ Thread type: None ○ Length: 27.0, 28.8, 31.5, 36.0 ○ Hexagon across flats: 12.7, 14.3, 17.5, 20.6 For more details, please contact us or refer to our catalog.

  • Pipe Fittings

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Double ferrule tube fitting double-ended cheese union

Introducing SUS316 stainless steel fittings, double-ended cheese unions.

We provide various high-quality stainless steel copper pipe fittings at low prices and with speedy service. Please try our affordable and prompt response made possible by our in-house factory. Each product is crafted one by one by skilled artisans. All products are of the highest quality that we confidently recommend, and we also contribute to cost reduction with low prices, delivering quickly to our customers after ordering. 【Specifications】 ○ Material: SUS316 stainless steel ○ Tube outer diameter: 6, 8, 10, 12 ○ Thread type: tapered thread ○ Thread sizes (for pipe tapered threads): R1/8, R1/4, R3/8, R1/2 ○ Hexagon across flats: 12.7, 15.9, 20.6 For more details, please contact us or refer to the catalog.

  • Pipe Fittings

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Double ferrule tube fitting service pressure gauge cheese union

Introducing the SUS316 stainless steel fitting service pressure gauge cheese union.

We offer various high-quality stainless steel copper pipe fittings at low prices and with speedy service. Our competitive pricing and quick response are made possible by our in-house factory, so please give it a try. Each product is crafted one by one by skilled artisans. All products are of the highest quality that we confidently recommend, and they also contribute to cost savings with low prices. We will deliver them quickly to you after your order. 【Specifications】 ○ Material: SUS316 stainless steel ○ Tube outer diameter: 6, 8, 10, 12 ○ Thread type: Tapered thread ○ Thread sizes (for tapered pipe threads): R1/8, R1/4, R3/8, R1/2 ○ Hexagon across flats: 12.7, 15.9, 17.4, 20.6 For more details, please contact us or refer to our catalog.

  • Pipe Fittings

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration