Basic Documentation

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Two-Way Resilient Seat Valve Assemblies
S2 Series with 20 psi Pneumatic Spring Return Actuators
Figure 1 Dimensions — Two-Way Valve Assemblies with Pneumatic Actuators
A B C D E F G H H1 J L M
Valve
Size
Valve
Height
Body
O.D.
C
L
Pipe
To Top
Plate
Face/
Face
Tap
Size
Bolt
Circle
#
Bolts
Actuator
Height
Actuator
Removal
Clearance
Actuator
Width
C
L
Length
Stroke
Clearance Notes
2" 8.50"
(216 mm)
6.00"
(153 mm)
5.31"
(135 mm)
1.69"
(43 mm)
0.625-11
UNC-2B
4.75"
(121 mm)
4 7.75"
(197 mm)
9.75"
(248 mm)
7.13"
(181 mm)
18.00"
(457 mm)
5.0"
(127 mm)
1, 2
2.5" 9.31"
(236 mm)
6.75"
(172 mm)
5.98"
(150 mm)
1.81"
(46 mm)
0.625-11
UNC-2B
5.50"
(140 mm)
4 7.75
(197 mm)
9.75"
(248 mm)
7.13
(181 mm)
18.00
(457 mm)
5.0
(127 mm)
1, 2
3" 10.00"
(254 mm)
7.25"
(184 mm)
6.31"
(160 mm)
1.81"
(46 mm)
0.625-11
UNC-2B
6.00"
(152 mm)
4 7.75"
(197 mm)
9.75"
(248 mm)
7.13"
(181 mm)
18.00"
(457 mm)
5.0"
(127 mm)
1, 2
4" 11.38"
(288 mm)
8.81"
(223 mm)
7.13"
(180 mm)
2.06"
(52 mm)
0.625-11
UNC-2B
7.50"
(191 mm)
8 7.75"
(197 mm)
9.75"
(248 mm)
7.13"
(181 mm)
18.00"
(457 mm)
5.0"
(127 mm)
1, 2
5" 12.81"
(325 mm)
10.00"
(254 mm)
7.69"
(195 mm)
2.25"
(56 mm)
0.750-10
UNC-2B
8.50"
(216 mm)
8 7.75"
(197 mm)
9.75"
(248 mm)
7.13"
(181 mm)
18.00"
(457 mm)
5.0"
(127 mm)
1, 3
5" 12.81"
(325 mm)
10.00"
(254 mm)
7.69"
(195 mm)
2.25"
(56 mm)
0.750-10
UNC-2B
8.50"
(216 mm)
8 7.75"
(197 mm)
9.75"
(248 mm)
7.13"
(181 mm)
18.00"
(457 mm)
5.0"
(127 mm)
3
6" 13.94"
(354 mm)
11.00"
(279 mm)
8.31"
(210 mm)
2.25"
(56 mm)
0.750-10
UNC-2B
9.50"
(241 mm)
8 7.75"
(197 mm)
9.75"
(248 mm)
7.13"
(181 mm)
18.00"
(457 mm)
5.0"
(127 mm)
1, 3, 4
6" 13.94"
(354 mm)
11.00"
(279 mm)
8.31"
(210 mm)
2.25"
(56 mm)
0.750-10
UNC-2B
9.50"
(241 mm)
8 7.75"
(197 mm)
9.75"
(248 mm)
7.13"
(181 mm)
18.00"
(457 mm)
5.0"
(127 mm)
2
8" 16.19"
(411 mm)
13.25"
(336 mm)
9.50"
(249 mm)
2.50"
(64 mm)
0.750-10
UNC-2B
11.75"
(298 mm)
8 7.75"
(197 mm)
9.75"
(248 mm)
7.13"
(181 mm)
18.00"
(457 mm)
7.5"
(191 mm)
2, 3, 4
10" 19.00"
(483 mm)
15.88"
(403 mm)
10.75"
(273 mm)
2.50"
(64 mm)
0.875-9
UNC-2B
14.25"
(362 mm)
12 7.75"
(197 mm)
9.75"
(248 mm)
7.13"
(181 mm)
18.00"
(457 mm)
7.5"
(191 mm)
2, 3, 4
12" 21.63"
(549 mm)
18.63"
(473 mm)
12.25"
(311 mm)
3.00"
(76 mm)
0.875-9
UNC-2B
17.00"
(432 mm)
12 9.25"
(235 mm)
11.25"
(286 mm)
8.25"
(210 mm)
17.75"
(451 mm)
7.5"
(191 mm)
2, 3, 4
Table Notes:
1. Fullcutassemblies(150psishutoff) 3. Twoactuatorsincludedinassembly
2. Undercutassemblies(100psishutoff)2-6inches;(50psishutoff)8-12inches 4. Maximumangleofdiscopeningis70°