USA Sale – New Take Off – Deublin. Rotary Union as Compared to PN# 1101-203-653. Please Scroll Below to See all Specs.. Please verify fitment application with us, or your local Deublin® distributor prior to ordering. All our parts have been tested for fit and are function. Just give us a call and we’ll get it done! Parts in Motion is not affiliated with. This Product is not manufactured or distributed by. Single passage for coolant or MQL. Closed seals for transfer line and similar applications. Full-flow design has no obstructions to trap swarf or debris. Bearing-supported with threaded rotor for easy installation. Deep groove radial ball bearings for smooth operation. Labyrinth system and large vents to protect ball bearings. Balanced mechanical seals made from silicon carbide for long life even under difficult operating conditions. Anodized aluminum components resist corrosion. M16x1.5 LH, 16.025 mm pilot.