Rotary Joints

Rotary Joints

Rotary Union withstands up to 10,150 psi.

Charlotte, NC - That's right!!! The Duff-Norton 1900 Series Rotary Union comes with the highest PSI ratings of any Rotary Union. Rotary Unions or rotating joints are designed to provide a rotating seal between fluids and a revolving roll or drum. Commonly conducted media are water, hot oils, chemicals, hydraulics, and air. The 1900 Series was developed for very high pressure applications up to...

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Rotary Joints

Rotary Union withstands up to 10,150 psi.

Charlotte, NC - That's right!!! The Duff-Norton 1900 Series Rotary Union comes with the highest PSI ratings of any Rotary Union. Rotary Unions or rotating joints are designed to provide a rotating seal between fluids and a revolving roll or drum. Commonly conducted media are water, hot oils, chemicals, hydraulics, and air. The 1900 Series was developed for very high pressure applications up to...

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Rotary Joints

Precision Unions suit through-spindle coolant applications.

Available for machine tool industry, Type G precision unions feature mechanical seal with laser etching on seal face that minimizes friction and delivers ability to increase rotational speed without causing decreases in seal life. Precision rotary union may be used with coolant, air, and hydraulic oil on transfer lines, gun drills, and spindle applications at speeds exceeding 50,000 rpm. Other...

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Rotary Joints

Precision Unions suit through-spindle coolant applications.

Available for machine tool industry, Type G precision unions feature mechanical seal with laser etching on seal face that minimizes friction and delivers ability to increase rotational speed without causing decreases in seal life. Precision rotary union may be used with coolant, air, and hydraulic oil on transfer lines, gun drills, and spindle applications at speeds exceeding 50,000 rpm. Other...

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Rotary Union conducts dissimilar fluids at high pressures.
Rotary Joints

Rotary Union conducts dissimilar fluids at high pressures.

Charlotte, NC - Duff Norton offers the HPMC Series MultiPort Rotary Union for applications requiring high pressures and more than one media. Rotary Unions or rotating joints are designed to provide a rotating seal between fluids and a revolving roll or drum. Commonly conducted media are water, hot oil, steam, chemicals, and air. Series HPMC Rotary Unions are available with up to eight ports as...

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Rotary Union conducts dissimilar fluids at high pressures.
Rotary Joints

Rotary Union conducts dissimilar fluids at high pressures.

Charlotte, NC - Duff Norton offers the HPMC Series MultiPort Rotary Union for applications requiring high pressures and more than one media. Rotary Unions or rotating joints are designed to provide a rotating seal between fluids and a revolving roll or drum. Commonly conducted media are water, hot oil, steam, chemicals, and air. Series HPMC Rotary Unions are available with up to eight ports as...

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Rotary Union has explosion-proof electrical slip ring.
Rotary Joints

Rotary Union has explosion-proof electrical slip ring.

Custom rotary union/electrical slip ring assembly carries Class 1, group C explosion-proof certification for hazardous locations. Rated to 1,000 psi, rotary union features all-stainless steel construction for use in washdown environment. It incorporates DynaSeal Teflon-® seals; three ¾ in. NPT flow passages that feed into common passage in housing; and 16, ¼ in. NPT connections to feed...

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Rotary Union has explosion-proof electrical slip ring.
Rotary Joints

Rotary Union has explosion-proof electrical slip ring.

Custom rotary union/electrical slip ring assembly carries Class 1, group C explosion-proof certification for hazardous locations. Rated to 1,000 psi, rotary union features all-stainless steel construction for use in washdown environment. It incorporates DynaSeal TeflonÂ-® seals; three ¾ in. NPT flow passages that feed into common passage in housing; and 16, ¼ in. NPT connections...

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Rotary Union suits abrasive fluid applications.
Rotary Joints

Rotary Union suits abrasive fluid applications.

Charlotte, NC - Duff Norton offers the 5000ASM Series Rotary Union® for highly abrasive fluid applications. Rotary Unions or rotating joints are designed to provide a rotating seal between fluids and a revolving roll or drum. Commonly conducted media are water, hot oils, steam, chemicals, and air. The ASM seal is a tungsten carbide face ring against a siliconized graphite seal ring, offering...

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Rotary Union suits abrasive fluid applications.
Rotary Joints

Rotary Union suits abrasive fluid applications.

Charlotte, NC - Duff Norton offers the 5000ASM Series Rotary Union-® for highly abrasive fluid applications. Rotary Unions or rotating joints are designed to provide a rotating seal between fluids and a revolving roll or drum. Commonly conducted media are water, hot oils, steam, chemicals, and air. The ASM seal is a tungsten carbide face ring against a siliconized graphite seal ring, offering...

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