Flanged Swivel Rotary Unions 

Duff-Norton’s Series 1300 Rotary Unions ® are
flanged swivel joints ranging in size from 2˝ to
12˝. They are used in applications where slow
rotation or swiveling motion is needed. Series
1300 is suitable for use at pressures up to
290 psi. Series 1300 Rotary Unions ® standard
models feature nickel treated carbon steel
construction, but are also available with a
stainless steel shaft. Design features include
a ball bearing for rotation, and a GR seal.
Series 1300 swivel joints can be used in
applications with temperatures up to 392°F
(200°C).
​Max Temp. 392° F 200° C
Max Pressure 290 psi 20 bar
Max Speed 12 12

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