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Rotary Unions

Shop for Rotary Unions on GoVets.

Complete your project today.

  1. Example of GoVets Rotary Union Accessories category
    Rotary Union Accessories
  2. Example of GoVets Rotary Unions category
    Rotary Unions

GoVets offers Rotary Unions in the Fittings & Couplings category to help customers complete their projects. Rotary Unions are used to transfer fluids, gases, and electrical power from a stationary source to a rotating part. They are designed to provide a leak-proof seal and are available in a variety of sizes and materials. Shop today to find the right Rotary Union for your project.

Browse products in this category:


  1. 1/4 NPT Left Hand Rotor Thread, 1/4
    Duff-Norton
    1/4 NPT Left Hand Rotor Thread, 1/4" NPT Port, 4-3/8" Body Length, Single Flow, General Purpose, Rotary Union MPN:730431C
    Special Price $285.99 Regular Price $455.62
  2. 3/8 NPT Left Hand Rotor Thread, 3/8
    Duff-Norton
    3/8 NPT Left Hand Rotor Thread, 3/8" NPT Port, 4-3/8" Body Length, Single Flow, General Purpose, Rotary Union MPN:730443C
    Special Price $332.99 Regular Price $439.11
  3. 1/2 NPT Left Hand Rotor Thread, 1/2
    Duff-Norton
    1/2 NPT Left Hand Rotor Thread, 1/2" NPT Port, 5" Body Length, Single Flow, General Purpose, Rotary Union MPN:730395C
    Special Price $318.79 Regular Price $528.94
  4. 3/4 Left Hand Rotor Thread, 3/4
    Duff-Norton
    3/4 Left Hand Rotor Thread, 3/4" NPT Port, 5-1/2" Body Length, Single Flow, General Purpose, Rotary Union MPN:730331C
    Special Price $373.29 Regular Price $660.69
  5. 1 NPT Left Hand Rotor Thread, 1
    Duff-Norton
    1 NPT Left Hand Rotor Thread, 1" NPT Port, 6-1/8" Body Length, Single Flow, General Purpose, Rotary Union MPN:730302C
    Special Price $449.79 Regular Price $749.07
  6. 1-1/4 NPT Left Hand Rotor Thread, 1-1/4
    Duff-Norton
    1-1/4 NPT Left Hand Rotor Thread, 1-1/4" NPT Port, 9-1/16" Body Length, Single Flow, General Purpose, Rotary Union MPN:440319C
    Special Price $601.99 Regular Price $736.04
  7. 1-1/2 NPT Left Hand Rotor Thread, 1-1/2
    Duff-Norton
    1-1/2 NPT Left Hand Rotor Thread, 1-1/2" NPT Port, 9-11/16" Body Length, Single Flow, General Purpose, Rotary Union MPN:440143C
    Special Price $691.29 Regular Price $820.16
  8. 2 NPT Left Hand Rotor Thread, 2
    Duff-Norton
    2 NPT Left Hand Rotor Thread, 2" NPT Port, 11-3/4" Body Length, Single Flow, General Purpose, Rotary Union MPN:440464C
    Special Price $1232.29 Regular Price $1827.72
  9. 2-1/2 NPT Left Hand Rotor Thread, 2-1/2
    Duff-Norton
    2-1/2 NPT Left Hand Rotor Thread, 2-1/2" NPT Port, 13-7/8" Body Length, Single Flow, General Purpose, Rotary Union MPN:440534C
    Special Price $1570.49 Regular Price $2105.31
  10. 3 NPT Left Hand Rotor Thread, 3
    Duff-Norton
    3 NPT Left Hand Rotor Thread, 3" NPT Port, 15-3/8" Body Length, Single Flow, General Purpose, Rotary Union MPN:440492C
    Special Price $2861.49 Regular Price $2939.81
  11. 1/4 NPT Right Hand Rotor Thread, 1/4
    Duff-Norton
    1/4 NPT Right Hand Rotor Thread, 1/4" NPT Port, 4-3/8" Body Length, Single Flow, General Purpose, Rotary Union MPN:730432C
    Special Price $285.99 Regular Price $455.62
  12. 3/8 NPT Right Hand Rotor Thread, 3/8
    Duff-Norton
    3/8 NPT Right Hand Rotor Thread, 3/8" NPT Port, 4-3/8" Body Length, Single Flow, General Purpose, Rotary Union MPN:730444C
    Special Price $290.99 Regular Price $422.23
  13. 1/2 NPT Right Hand Rotor Thread, 1/2
    Duff-Norton
    1/2 NPT Right Hand Rotor Thread, 1/2" NPT Port, 5" Body Length, Single Flow, General Purpose, Rotary Union MPN:730396C
    Special Price $333.99 Regular Price $508.58
  14. 1 NPT Right Hand Rotor Thread, 1
    Duff-Norton
    1 NPT Right Hand Rotor Thread, 1" NPT Port, 6-1/8" Body Length, Single Flow, General Purpose, Rotary Union MPN:730303C
    Special Price $441.79 Regular Price $748.80
  15. 1-1/4 NPT Right Hand Rotor Thread, 1-1/4
    Duff-Norton
    1-1/4 NPT Right Hand Rotor Thread, 1-1/4" NPT Port, 9-1/16" Body Length, Single Flow, General Purpose, Rotary Union MPN:440320C
    Special Price $601.99 Regular Price $736.04
  16. 1-1/2 NPT Right Hand Rotor Thread, 1-1/2
    Duff-Norton
    1-1/2 NPT Right Hand Rotor Thread, 1-1/2" NPT Port, 9-11/16" Body Length, Single Flow, General Purpose, Rotary Union MPN:440144C
    Special Price $767.29 Regular Price $1118.33
  17. 2 NPT Right Hand Rotor Thread, 2
    Duff-Norton
    2 NPT Right Hand Rotor Thread, 2" NPT Port, 11-3/4" Body Length, Single Flow, General Purpose, Rotary Union MPN:440465C
    Special Price $1229.29 Regular Price $1862.37
  18. 2-1/2 NPT Right Hand Rotor Thread, 2-1/2
    Duff-Norton
    2-1/2 NPT Right Hand Rotor Thread, 2-1/2" NPT Port, 13-7/8" Body Length, Single Flow, General Purpose, Rotary Union MPN:440535C
    Special Price $1739.29 Regular Price $2189.52
  19. 3 NPT Right Hand Rotor Thread, 3
    Duff-Norton
    3 NPT Right Hand Rotor Thread, 3" NPT Port, 15-3/8" Body Length, Single Flow, General Purpose, Rotary Union MPN:440493C
    Special Price $1961.79 Regular Price $3028.01
  20. 1/2 NPT Left Hand Rotor Thread, 1/2
    Duff-Norton
    1/2 NPT Left Hand Rotor Thread, 1/2" NPT Port, 7-1/4" Body Length, Dual Flow, General Purpose (Stationary Syphon), Rotary Union MPN:730397C
    Special Price $343.99 Regular Price $567.34
  21. 3/4 NPT Left Hand Rotor Thread, 3/4
    Duff-Norton
    3/4 NPT Left Hand Rotor Thread, 3/4" NPT Port, 7-3/4" Body Length, Dual Flow, General Purpose (Stationary Syphon), Rotary Union MPN:730333C
    Special Price $388.79 Regular Price $654.60
  22. 1 NPT Left Hand Rotor Thread, 1
    Duff-Norton
    1 NPT Left Hand Rotor Thread, 1" NPT Port, 8-1/2" Body Length, Dual Flow, General Purpose (Stationary Syphon), Rotary Union MPN:730304C
    Special Price $595.29 Regular Price $821.50
  23. 1-1/4 NPT Left Hand Rotor Thread, 1-1/4
    Duff-Norton
    1-1/4 NPT Left Hand Rotor Thread, 1-1/4" NPT Port, 10-5/8" Body Length, Dual Flow, General Purpose (Stationary Syphon), Rotary Union MPN:440321C
    Special Price $670.79 Regular Price $873.64
  24. 1-1/2 NPT Left Hand Rotor Thread, 1-1/2
    Duff-Norton
    1-1/2 NPT Left Hand Rotor Thread, 1-1/2" NPT Port, 11-3/8" Body Length, Dual Flow, General Purpose (Stationary Syphon), Rotary Union MPN:440145C
    Special Price $857.49 Regular Price $1271.57
  25. 2 NPT Left Hand Rotor Thread, 2
    Duff-Norton
    2 NPT Left Hand Rotor Thread, 2" NPT Port, 13-7/8" Body Length, Dual Flow, General Purpose (Stationary Syphon), Rotary Union MPN:440466C
    Special Price $1141.99 Regular Price $1402.09
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