Data Sheet

Large ET and ED Valves
D103554X012
Product Bulletin
51.1:ET/ED (Large)
March 2015
6
Figure 3. Typical Fisher Large ED with Bore Seal
W6022-2
SEAT RING
BOLTED TO
VALVE BODY
A
RETAINER
PISTON
RING
CAGE
SEATING AREA
BORE SEAL
PLUG
FLOW DOWN
RETAINER
PISTON
RING
CAGE
SEATING AREA
BORE SEAL
PLUG
FLOW UP
VIEW A
Table 2. Port Diameters and Valve Plug Travels
VALVE SIZE,
NPS
VALVE TRIM (CAGE)
PORT DIAMETER
MAXIMUM VALVE PLUG
TRAVEL
mm Inches mm Inches
12, 14, and 16 ED and ET
Whisper Trim III Level D 254 10 203 8.00
Standard; Whisper Trim III
Levels A, B, and C; WhisperFlo
279 11
102 4.00
140 5.50
203 8.00
30
ED All 610 24
302 11.88
505 19.88
ET
Standard; Whisper Trim III
Level D; WhisperFlo
610 24
302 11.88
505 19.88
Whisper Trim III Levels A, B, and C 660 26
302 11.88
505 19.88