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Rotary Union - List of Manufacturers, Suppliers, Companies and Products

Rotary Union Product List

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

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.

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Rotary Union "G/5485 Type"

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.

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Rotary Union "GFP/GFPA Type"

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.

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Rotary Union "GFR/GFRA Type"

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.

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Rotary Union "GHS/GHSA Type"

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.

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Rotary Union "Multipath Type"

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.

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MOOG Industrial Fluid Rotary Union

MOOG Industrial Fluid Rotary Union

It is a rotary fluid transfer device designed for high pressure and high speed.

MOOG's industrial fluid rotary unions are high-performance devices designed to reliably transmit fluids such as liquids and gases between rotating machine components. The sealing materials are selected based on requirements such as chemical compatibility, design pressure, design temperature, required lifespan, and allowable leak rate, with designs that consider environmental and safety factors. Additionally, by combining with electrical slip rings and fiber optic rotary joints, they provide complex rotating connection solutions. <Features> - High pressure (up to 6000 psi) compatible - High-speed rotation (up to 250 rpm) compatible - Various sizes and port configurations - Leak collection functionality available - Hybrid configurations compatible with electrical and optical signals For more details, please refer to this URL: https://slipring-japan.com/media/uncategorized/a63

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Joint Rotary Union "GA Type"

Joint Rotary Union "GA Type"

Long lifespan! Minimizes friction and provides smooth operation without vibration.

The Rotary Union "GA Type" achieves a long lifespan through precision lubricated ball bearings. It features a hardened stainless steel rotor, and the optimal seal balance ratio minimizes friction. The body material is available in two types: surface-treated aluminum and brass. 【Features】 ■ Long lifespan ■ Hardened stainless steel rotor ■ Optimal seal balance ratio to minimize friction ■ Smooth operation without vibration For more details, please contact us or download the catalog.

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Joint Rotary Union "GAI Type"

Joint Rotary Union "GAI Type"

Compact with built-in shaft! Minimizes friction with optimal seal balance ratio.

The rotary union "GAI type" features a compact design with an integrated shaft. It uses a hardened stainless steel rotor to minimize friction with an optimal seal balance ratio. As an option, we offer a non-contact seal ring with groove processing based on fluid dynamics. 【Features】 ■ Compact design with integrated shaft ■ Hardened stainless steel rotor ■ Optimal seal balance ratio to minimize friction ■ Surface-treated aluminum body For more details, please contact us or download the catalog.

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Rotary Union "GB Type"

Rotary Union "GB Type"

Achieves long life and safety through a labyrinth seal between the bearing and the mechanical seal.

Nihon Joint Co., Ltd. has been a dedicated manufacturer of rotary joints since its establishment in 1965. We have partnered with Kiedent Johnson in the United States for technical collaboration, contributing to the improvement of 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 and resource-saving features. Additionally, since the product range of Nihon Joint is common across the world, it is highly regarded for its convenience, along with 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】 - Stainless steel rotor - Achieves long lifespan and safety - Ensures safety through rigid bearing installation For more details, please contact us or download the catalog.

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Rotary Union "GFL/GFLA Type"

Rotary Union "GFL/GFLA Type"

Dry operation is possible due to the special seal design.

Nihon Joint Co., Ltd. has been a dedicated manufacturer of rotary joints since its establishment in 1965. We have partnered with Kiedent Johnson in the United States for technical collaboration, contributing to the improvement of 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 countries worldwide, their convenience is highly valued alongside their 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** - Capable of dry operation due to special seal design - Optimal seal balance ratio to minimize friction - Angular ball bearings arranged with spacing to eliminate wobbling and vibration - Labyrinth seals and vent holes protect the bearings - Aluminum body with surface treatment For more details, please contact us or download the catalog.

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Rotary Union "GFS/GFSA Type"

Rotary Union "GFS/GFSA Type"

Eliminate wobbling and vibration with high-performance angular ball bearings.

Nihon Joint Co., Ltd. has been a specialized manufacturer of rotary joints since its establishment in 1965. We have partnered with Kiedent Johnson in the United States for technical collaboration and have contributed to improving production efficiency in various industries, including the paper industry, cardboard, textiles, rubber, plastics, steelmaking, 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 world, their convenience is highly valued alongside their technology and quality. From domestic to overseas, we strive to develop better products more affordably and quickly, expanding our fields of activity. **Features** - Dry operation is possible due to special seal design - Optimal seal balance ratio minimizes friction - High-performance angular ball bearings eliminate wobbling and vibration - Labyrinth seals and vent holes protect the bearings - Body made of surface-treated aluminum For more details, please contact us or download the catalog.

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Rotary Union "GHP/GHPA Type"

Rotary Union "GHP/GHPA Type"

Flexible adaptation through the long stroke of the drawbar (connecting rod).

Nihon Joint Co., Ltd. has been a dedicated manufacturer of rotary joints since its establishment 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 after the oil shock in Japan, our products have gained attention for their energy-saving and resource-saving features. Additionally, since our product range is common across the world, they are highly valued for their convenience, along with their 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** - Special seal design enables dry operation - Labyrinth seals and vent holes protect the bearings - Seal balance ratio optimized - Ultra-precision angular ball bearings adapt to high speeds - Body made of surface-treated aluminum For more details, please contact us or download the catalog.

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Rotary Union "Bracket Mounting Type"

Rotary Union "Bracket Mounting Type"

Wear and thermal shock resistant tungsten carbide seal.

Nihon Joint Co., Ltd. has been a dedicated manufacturer of rotary joints since its founding in 1965. We have partnered with the U.S. company Kiedent Johnson for technical collaboration 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 and resource-saving features. Additionally, since the product range of Nihon Joint is common across the world, it is highly valued for its convenience, along with 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】 - Dry operation is possible due to the automatic opening and closing mechanism of the seal. - Long lifespan achieved through precision bearings. For more details, please contact us or download the catalog.

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Rotary Union "Multipurpose Type"

Rotary Union "Multipurpose Type"

The vent hole can be connected to the discharge line.

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, contributing to the improvement of production efficiency across various industries, including paper, cardboard, textiles, rubber, plastics, steel, chemicals, printing, and food. Particularly after the oil shock in Japan, our products have gained attention for their energy and resource-saving features. Additionally, since our product range is compatible worldwide, they are highly valued for their technology, quality, and convenience. From domestic to international markets, we strive to develop better products at lower costs and faster speeds, expanding our field of activity. [Features] ○ Two-pass rotary union for air and oil ○ Long lifespan due to precision lubricated ball bearings ○ Heat-treated (hardened) stainless steel rotor ○ Vent holes can be connected to the discharge line ○ Surface-treated aluminum body For more details, please contact us or download the catalog.

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