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DUFF-NORTON Stainless Steel Rotating Joint - Stainless Steel Rotating Joints & Unions
DUFF-NORTONStainless Steel Rotating Joints & Unions

DUFF-NORTON Stainless Steel Rotating Joint

The DUFF-NORTON Rotary Union is a straight, plain stainless steel rotating joint with a single passage and a carbon graphite seal, rated for a maximum speed of 1000 rpm (MPN 750109C). This component is designed for…

SKU 3G-OTH-465633

Also listed as: 750109 C · 750109-C

Brand
DUFF-NORTON
Item
Stainless Steel Rotating Joint
Part Number
750109C
Category
Stainless Steel Rotating Joints & Unions
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

DUFF-NORTON
Manufacturer Part Number
750109C
Type
Plain Stainless Steel, Carbon Graphite Seal, Plain
Passages
1
Maximum Speed
1000 rpm
Seal Material
Carbon Graphite

Technical Documents

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DUFF-NORTON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DUFF-NORTON Rotary Union is a straight, plain stainless steel rotating joint with a single passage and a carbon graphite seal, rated for a maximum speed of 1000 rpm (MPN 750109C). This component is designed for transferring media in rotating equipment, leveraging the seal material for durability in industrial applications.

Frequently Asked Questions

What is a DUFF-NORTON rotary union used for?

A DUFF-NORTON rotary union transfers media such as water, air, or hydraulic fluid from a stationary supply line into rotating equipment like drums, rolls, or spindles. The carbon graphite seal ensures reliable sealing at speeds up to 1000 rpm, making it suitable for industrial machinery across machining, material handling, and process lines.

What are the specifications of the DUFF-NORTON 750109C rotary union?

The DUFF-NORTON 750109C is a straight, plain stainless steel rotary union with 1 passage and a carbon graphite seal. It is rated for a maximum speed of 1000 rpm. The plain stainless steel body provides corrosion resistance in demanding environments. This model is designed for single-media transfer in rotating industrial equipment.

Where to buy a DUFF-NORTON rotary union worldwide?

3G Electric supplies the DUFF-NORTON rotary union (MPN 750109C) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this rotating joint for your application.

How to select a rotary union for high-speed applications?

When selecting a rotary union like the DUFF-NORTON 750109C, match the maximum speed rating (1000 rpm) to your equipment's operating speed. Verify seal material compatibility with the media—carbon graphite suits many fluids. Ensure the passage count (1) and connection type (straight, plain) fit your piping. Consult 3G Electric for application guidance.

Used in

Common applications for DUFF-NORTON
Paper mills — Duff-Norton rotating joints transfer steam and condensate to and from dryer cans, with models rated up to 700 rpm and carbon graphite seals.
Steel processing — Duff-Norton rotating unions handle cooling water to rotating rolls, using cast iron bodies and threaded shafts from 1/4" to 2".
Chemical plants — Duff-Norton two-passage rotating joints supply and return thermal fluids to rotating equipment, with carbon graphite seals for chemical resistance.
Oil and gas — Duff-Norton elbow-type rotating joints transfer oils and gases to rotating machinery, with a maximum speed of 600 rpm and dual passages.
Textile manufacturing — Duff-Norton single-passage rotating joints distribute hot oil to heated rollers, with 1-1/4" threaded shafts and 700 rpm rating.
Food processing — Duff-Norton rotating joints with carbon graphite seals transfer steam for cooking and cleaning, in cast iron construction for durability.
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DUFF-NORTON Products

3G Electric supplies DUFF-NORTON stainless steel rotating joints & unions. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This DUFF-NORTON rotary union is a straight, plain stainless steel rotating joint with one passage. It features a 2" threaded rotating shaft and a carbon graphite seal, with a maximum speed of 1000 rpm. Used to transfer fluid or gas from a stationary supply line into rotating machinery in continuous rotation applications
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This DUFF-NORTON rotary union is a straight, plain stainless steel rotating joint with one passage. It features a 2" threaded rotating shaft and a carbon graphite seal, with a maximum speed of 1000 rpm. Used to transfer fluid or gas from a stationary supply line into rotating machinery in continuous rotation applications
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This DUFF-NORTON rotary union is a straight, plain stainless steel rotating joint with a single passage. It features a 1/2" threaded rotating shaft and carbon graphite seals, with a maximum speed of 1000 rpm. Used to transfer media such as coolant, air, or hydraulic fluid into rotating equipment like drums or spindles
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Straight, plain stainless steel rotating joint with a carbon graphite seal for single-passage media transfer. Designed to transfer coolant, air, or hydraulic fluid from a stationary supply line into rotating machinery. Maximum speed 1000 rpm, rotating shaft thread size 1-1/4". Manufacturer part number 750116C

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