Data Sheet
ET Valve
D100022X012
Product Bulletin
51.1:ET
December 2012
25
Table 20. Fisher ET and ETR Dimensions
VALVE
SIZE,
NPS
D FOR PLAIN BONNET
ET Except
with Cavitrol III Two-Stage Cage
ET
with Cavitrol III Two-Stage Cage
ETR
Stem Diameter, mm Stem Diameter, mm Stem Diameter, mm
9.5 12.7 19.1 25.4 or 31.8 9.5 12.7 19.1 25.4 or 31.8 9.5 12.7 19.1
1
1-1/2
2
2-1/2
3
127
124
---
---
---
149
146
165
187
191
---
---
162
184
187
---
---
---
---
---
---
155
---
---
---
184
177
201
229
260
---
---
198
226
256
---
---
---
---
---
113
122
---
---
---
124
133
148
157
167
---
---
140
152
159
4
6
(1)
6
(2)
8
---
---
---
---
221
---
---
---
217
251
312
375
(3)
264
270
330
426
---
---
---
---
311
---
---
---
308
336
---
511
354
380
---
560
---
---
---
---
198
---
---
---
191
---
---
---
Stem Diameter, Inch Stem Diameter, Inch Stem Diameter, Inch
3/8 1/2 3/4 1or1-1/4 3/8 1/2 3/4 1or1-1/4 3/8 1/2 3/4
1
1-1/2
2
2-1/2
3
5.00
4.88
---
---
---
5.88
5.75
6.50
7.38
7.50
---
---
6.38
7.25
7.38
---
---
---
---
---
---
6.09
---
---
---
7.25
6.97
7.91
9.03
10.22
---
---
7.78
8.91
10.09
---
---
---
---
---
4.44
4.81
---
---
---
4.88
5.25
5.81
6.31
6.56
---
---
5.50
6.00
6.25
4
6
(1)
6
(2
)
8
---
---
---
---
8.69
---
---
---
8.56
9.88
12.26
14.75
(3)
10.38
10.62
13.00
16.75
---
---
---
---
12.25
---
---
---
12.12
13.22
---
20.12
13.94
14.97
---
22.06
---
---
---
---
7.81
---
---
---
7.50
---
---
---
1. All except Whisper Trim III and WhisperFlo cages.
2. Whisper Trim III and WhisperFlo cages.
3. Available only in cast iron or WCC steel for the stem diameter with plain bonnet.
Table 21. Fisher ET and ETR Dimensions
VALVE
SIZE, NPS
D FOR EXTENSION AND ENVIRO-SEAL BELLOWS SEAL BONNETS
(ET ONLY, EXCEPT WITH CAVITROL III CAGE)
Style 1 Ext. Bonnet Style 2 Ext. Bonnet ENVIRO-SEAL Bellows Seal Bonnet
Stem Diameter Stem Diameter Stem diameter
mm
9.5 12.7 19.1 25.4 or 31.8 9.5 12.7 19.1 9.5 12.7 19.1
1
1-1/2
2
2-1/2
3
213
210
---
---
---
251
248
267
289
292
---
---
272
294
297
---
---
---
---
---
303
300
---
---
---
319
316
465
492
495
---
---
---
---
487
320
317
---
---
---
---
---
384
---
517
---
---
---
---
517
4
6
(1)
6
(2)
8
---
---
---
---
322
---
---
---
327
357
418
421
370
402
462
450
---
---
---
---
526
---
---
---
518
543
604
621
---
---
---
---
541
---
---
---
---
573
---
703
Inch
3/8 1/2 3/4 1or1-1/4 3/8 1/2 3/4 3/8 1/2 3/4
1
1-1/2
2
2-1/2
3
8.38
8.25
---
---
---
9.88
9.75
10.50
11.38
11.50
---
---
10.69
11.56
11.69
---
---
---
---
---
11.94
11.81
---
---
---
12.56
12.44
18.31
19.38
19.50
---
---
---
---
19.19
12.62
12.50
---
---
---
---
---
15.12
---
20.38
---
---
---
---
20.38
4
6
(1)
6
(2)
8
---
---
---
---
12.69
---
---
---
12.88
14.06
16.44
16.56
14.56
15.81
18.19
17.75
---
---
---
---
20.69
---
---
---
20.38
21.38
23.76
24.44
---
---
---
---
21.31
---
---
---
---
22.56
---
27.69
1. Standard-travel cages.
2. Whisper Trim III and WhisperFlo cages.