Rotary Unions Rotary Unions Selector Articulation oscillation movement 1000 Series1000-2 Series1200SR2 Series1400SR Series1600 Series1600B Series1800SR Series1800SRDE Series400 Series4200 Series600 Series700 SeriesBATR SeriesBATRVR SeriesBR SeriesDNCHP SeriesDNCHPR SeriesDNHC SeriesDNHCR SeriesDNRF SeriesDNTP SeriesMC SeriesMCR2 SeriesMCRVR Series Low speed, continuous rotation until 20 RPM 1000-2 Series1200SR2 Series1400SR Series1600 Series1600B Series1800SR Series1800SRDE Series3S Series5000 Series600 Series700 Series8000 Series800SR5 Series900SR5 Series9000 SeriesDNHC SeriesDNHCR SeriesDWPA SeriesMCR2 SeriesMCRVR Series Average speed, continuous rotation from 20 to 1500 RPM 600 Series700 Series1600 Series1600B Series3S Series5000 Series8000 Series800SR5 Series900SR5 Series9000 SeriesDWPA SeriesMCRVR Series High speed, continuous rotation from 1500 to 5000 RPM 3S Series5000 Series800SR5 Series900SR5 SeriesDWPA SeriesMCRVR Series