A rotary union is required to supply coolant through the air tube assembly, or for the AL-Automatic Lubrication option. Rotary unions can be mounted to the rear of LDZ Air Cylinders to supply coolant or air through the machine spindle to the workholding fixture.

The rotary union threads into the rear of the air tube and includes a hose and fittings.

Unit of Measure
Items
Rotary Union

Rotary Union

Rotary Union

Rotary Union
Fitting Size (Inlet Port) N/A 1/8"-27 NPT N/A 1/4"-18 NPT
Rotor Thread N/A 3/8" - 32 UNEF N/A 5/8" - 18 UNF
Max. Air Pressure N/A 150 psi10 kg/cm²
Max. Speed N/A 6,000 rpm N/A 4,000 rpm
Air Tube Model N/A Rotating Air Tubes
, Rotating Air Tubes
N/A Rotating Air Tubes
, Rotating Air Tubes
Item No. N/A 11 010 010 N/A 11 010 020