Instruction Manual
D100399X012
EW Valve
July 2017
40
Figure 22. Fisher EWD Valve through NPS 12x6 with Optional Drain Plug
DETAIL OF MULTIPLE
PISTON RING FOR
CLASS IV SHUTOFF
RESTRICTED TRIM DETAIL
VALVE ASSEMBLY WITH
STANDARD CAGE
41A9275-B
57A3966‐A
30A9547‐G
FLOW DIRECTION
WHISPER TRIM
STD TRIM
CAVITROL TRIM