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Rotary Unions & Swivel Joints
A rotary union or swivel joint is a mechanism used to transfer fluid (under pressure or vacuum) from a stationary inlet to a rotating outlet, preserving and isolating the fluid connection. Learn more about rotary unions.
DSTI offers complete specialized rotary unions as well as a wide range of stock products options for a variety of standard applications.
Specialized Rotary Unions
Designed to Customer Requirements
- Prototypes & Production Quantities
- Lead Times From 8-10 Weeks
- Potential In-stock Availability
- Custom Testing & Qualification
- Expedited Options For Time-Critical Orders
SPS Series Rotary Unions
Lightweight, Compact | Single Passage
- Corrosion-Resistant
- Compact Design
- Single Passage
- Lightweight Construction
- In-line Flow for Min Pressure Drop
- NPT Connections
LT Series Rotary Unions
Lightweight, Compact | Multi-Passage Options
- Low Torque Seals
- Compact Design
- 2,4,8,12 & 24 Passage
- Lightweight Construction
- NPT Connections
SE Series Rotary Unions
High Pressure, Compact | Multi-Passage Options
- High Pressure
- 2,4,6,8,12,16 & 24 Passage
- Compact Design
- SAE Connections
GP Series Rotary Unions
General Purpose | Multi-Passage Options
- General Purpose
- 2,3,4,6,8,10 & 12 Passage
- Available in Stainless Steel
- NPT Connections
SCS Series Rotary Unions
Sanitary Design | Single Passage
- Sanitary Design
- Single Passage
- CIP Compatible
- Hygienic Clamp Ferrule Connections
HVH Series Rotary Unions
High Flow Volume | Multi-Passage Options
- Large Flow Passages
- 3,4,6 & 8 Passage
- High Flow Volume
- SAE Connections
HPS Series Rotary Unions
High Pressure, Stainless Steel | Multi-Passage Options
- High Pressure
- Corrosion-resistant
- 1,3,4,8 & 12 Passage
- Suitable for Marine / Offshore Use
- Medium Pressure Connections
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