Ranger Rev B Rotary Control Valve, Sales Kit C For Product Code: RSF-B207-1A0#0000B; 6" Line Size, Carbon Steel ASME Class 300 RF Integral Flanged Body; ST2 Trim With Standard Packing; 0.6 Reduced Port Seal Retainer (1" - 8" LF), 0.5 Reduced (8" HF), No Insert; Linear Inherent Characteristic; Standard Flow Direction