Full bore & reduced bore T Port or L Port Side Entry and Top Entry 4-Seat Design Face to face: Manufacturer Standard End Flange Dimensions: ANSI B16.5 Operating Forms Class 150 Dimensions Class 300 Dimensions Class 600 & BY Series Class 150 DimensionsUnits: inch / mm Class 300 DimensionsUnits: inch / mm Class 600 & BY Series (120° 3-Way)Information will be supplied upon request