Fisher EWS Series Instruction Manual page 34

EW Valve
Key Description
17 Pipe Plug for drain-tapped valve
18 Flow Arrow, SST
19 Drive screw, SST (6 req'd)
21* Disk Retainer for PTFE-seat Design EWS or EWT
Size 4x2 valve, S31600
Size 6x4x2.5 valve, S31600
Size 6x4 or 8x4 valve, CF8M
Size 8x6 or 12x6 valve, CF8M
For all except Whisper Trim III cages
Size 10x8 or 12x8 valve
CF8M
R30006 (Alloy 6)
22* Disk Seat for PTFE-seat Design EWS or EWT
Size 4x2 valve
S31600
S41600 (416 SST) HT
Size 6x4x2.5 valve, S31600
Size 6x4 valve, CF8M
Size 8x4 valve, S31600
Size 8x6 or 12x6 CL300 or CL600 valve, 316 SST
For all except Whisper Trim III cages
Size 8x6 valve only
51 mm (2 inch) or 76 mm (3 inch) travel
102 mm (4 inch) travel
Size 12x6 valve only
51 mm (2 inch) or 76 mm (3 inch) travel
102 mm (4 inch) travel
Size 8x6 CL900 valve, CF8M
Size 10x8 or 12x8 valve
CF8M
R30006
23* Disk for PTFE-seat Design EWS or EWT, PTFE
Size 4x2 valve
Size 6x4x2.5 valve
Size 6x4 or 8x4 valve
Size 8x6 or 12x6 valve
For all except Whisper Trim III cages
Size 10x8 or 12x8 valve
26 Load Ring for Size 10x8 or 12x8 valve only
27* Retaining Ring for spring-loaded Design EWT seal rings,
302 SST
All except 2-stage Cavitrol III construction
Size 4x2 valve
Size 6x4 or 8x4 valve
Size 6x4x2.5 valve,
std construction only
28* Design EWT 2-Piece Seal Ring for all except
Cavitrol III constructions
Carbon-filled PTFE (not used w/ size NPS 12x8 valve)
Size 4x2 valve
Size 6x4x2.5 valve
Size 6x4 or 8x4 valve
Size 8x6 or 12x6 valve
For std, Whisper Trim I cages
(1)
Spring-loaded PTFE for all except 2-stage Cavitrol III
Size 4x2 valve
Size 6x4x2.5 valve
Size 6x4 or 8x4 valve
Size 8x6 or 12x6 valve
For std and Whisper Trim I cages
Size 10x8 or 12x8 valve
34
Part Number Key
29*
1V710835072
1V710935072
1V711533092
1V711833092
10A4466X012
10A4466X022
10A5936X012 29*
10A5936X072
1V711135072
1V712533092
1V712633092
2V721733092
20A1180X012 31*
2V712733092
20A1180X012 32
21A9344X012 51
52
20A4467X012 53*
20A4467X022 55
1V710706242
C-seal Trim (figure 9)
1V711006242
1V711606242
2*
3*
1V711906242
7*
20A4468X012
9*
64*
TSO Trim (figures 7 and 8)
10A4210X012
3*
10A4225X012
9*
2*
10A4219X012
28*
63*
29*
27*
1V550805092
1V659505092
1V659905092
1V660105092
10A4206X012
10A4215X012
10A4223X012
10A2643X022
10A3261X012
*Recommended spare parts
1. Spring is N06022.
2. Not for steam or water above 82_C (180_F).
Instruction Manual
Description
Backup Ring for Design EWT 2-piece seal ring
w/o spring loading
(2)
Fluorocarbon
Size 4x2 valve
Size 6x4x2.5 valve
Size 6x4 or 8x4 valve
Size 8x6 or 12x6 valve
For std. Whisper Trim I cages
Ethylene-Propylene
Size 4x2 valve
Size 6x4x2.5 valve
Size 6x4 or 8x4 valve
Size 8x6 or 12x6 valve
For std, Whisper Trim I cages
Backup Ring for spring-loaded Design EWT seal rings
For all except 2-stage Cavitrol III constructions
Size 4x2 valve, S41600
Size 6x4x2.5 valve, S41600
Size 6x4 or 8x4 valve, S41600
For Whisper III constructions only
Size 8x6 or 12x6 valve
S41600
S31600
Cage Retainer, required for Whisper Trim III and Cavitrol III
cages only. See your Emerson Process Management sales
office.
Bonnet Spacer
Anti-seize lubricant (not furnished)
Cage Spacer
Shim
Wire
Plug/Retainer
Cage
Valve Plug Stem, S20910
Seat Ring
C-seal, N07718
Cage
Seat Ring
Plug/Stem Assembly
Seal Ring
Anti-Extrusion Ring
Back Up Ring
Retaining Ring
Form 2376
March 2007
Part Number
1V550705292
1V659405292
1V659805292
1V660005292
1V5507X0042
1V6594X0032
1V6598X0022
1V6600X0022
10A4208X012
10A4217X012
10A4224X012
12A3332X012
12A3332X022
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See following table