
®
OMEGA-FL0
“BLACK MUSHROOM”
ANGLE SEAT VALVES
2-Way Piston-Operated Valves for Liquids, Gases, and Steam
1
⁄2 to 2 NPT
SV-2000 Series
Starts at
$
240
⻬ Alternative to Complex
Actuated Ball Valves
⻬ Ideal for All Neutral
and Some
Aggressive Fluids
⻬ Optical Position
Indication Standard
⻬ High Cycle Life, Very
Cost Effective
⻬ Available in Bronze or
Stainless Steel Body
⻬ Spring-Loaded, Double
Stem Seal
⻬ For Water, Steam,
Compressed Air,
Natural Gas, Oil, or
Vacuum Service
APPLICATIONS
⻬ Air Drying Equipment
⻬ Industrial Compressors
⻬ Sterilizers
⻬ Pollution Control
Equipment
⻬ Autoclaves
⻬ Bottling, CIP, and
Laundry Equipment
⻬ Textile Dyeing
and Drying
SV-2000 Series “black mushroom”
angle seat valves are ideal for on/off
fluid control applications in which an
actuated ball valve might normally
be used. These 2-way, externally
piloted valves are operated by a
single- or double-acting piston
actuator. Sizes range from
1
⁄2 to 2 NPT. The average life of
SV-2000 valves is twice that of ball
valves, and they are less expensive!
In addition, their compact design
makes them easier to use in OEM
applications. Easy to install, they
feature a rotatable actuator for
selective positioning of the
pneumatic pilot inlet port.
Standard features include visual
J-29a
J
SV-2021, $240.
position indicators, an articulated
seat holder that ensures positive
scaling, and spring-loaded double
PTFE seals that separate and
isolate the process fluid.
Maintenance is simple. During
replacement of the seat seal, the
valve body remains in the line.
Servicing the actuator is safe and
fast, since there is no pre-loaded
spring tension on the housing.

Normally Closed
Normally Open
De-Energized
Energized
Exhaust
De-Energized
1
⁄4 NPT
Energized
SV-2021, $240,
shown smaller
than actual size.
Dual PTFE
stem seals,
self-compensating,
spring-loaded.
Actuator and valve seat are
removed without disturbing body.
Visual valve
360° positioning of pneumatic inlet.
position indicator.
Dimensions: mm (in)
Function NO/NC Units Normally Closed (NC) Units Normally Open (NO) Units
Port Size
1
⁄2"
3
⁄4" 1" 11⁄4"1
1
⁄2" 2" 21⁄2"1
1
⁄4"1
1
⁄2" 2" 21⁄2"
A 85 (3.35) 95 (3.74) 105 (4.13) 120 (4.72) 130 (5.12) 150 (5.90) 185 (7.28) 120 (4.72) 230 (5.12) 150 (5.90) 185 (7.28)
B 173 (6.81) 178 (7.01) 212(8.35) 255 (10.04) 301 (11.85) 346 (13.62) 372 (14.64) 226 (8.90) 250 (9.84) 270 (10.63) 296 (11.65)
C 12 (0.47) 12 (0.47) 14 (0.55) 16 (0.63) 18 (0.71) 20 (0.79) 22 (0.87) 16 (0.63) 18 (0.71) 20 (0.79) 22 (0.87)
E 64 (2.52) 64 (2.52) 80 (3.15) 101 (3.98) 127 (5.00) 153 (6.02) 153 (6.02) 80 (3.15) 101 (3.98) 101 (3.98) 101 (3.98)
F 44 (1.73) 44 (1.73) 52 (2.05) 60 (2.36) 73 (2.87) 86 (3.38) 86 (3.38) 52 (2.05) 60 (2.36) 60 (2.36) 60 (2.36)
G 33 (1.30) 36 (1.42) 39 (1.53) 41 (1.61) 41 (1.61) 45 (1.77) 57 (2.24) 41 (1.61) 41 (1.61) 45 (1.77) 57 (2.24)
H 137 (5.39) 145 (5.71) 173 (6.81) 210 (8.27) 260 (10.24) 301 (11.85) 315 (12.40) 186 (7.32) 213 (8.38) 225 (8.86) 239 (9.41)
Actuator ø 50.8 (2.0) 50.8(2.0) 63.5 (2.5) 78.7 (3.1) 99 (3.9) 124.5(4.9) 124.5 (4.9) 3.5 (2.5) 78.7 (3.1) 78.7(3.1) 78.7 (3.1)
J-30a

SPECIFICATIONS
Materials
Valve Body: Bronze or 316 SS
Flange and Spindle: 316 SS
Seat Seal: PTFE
Gland Packing: PTFE and FKM
O-rings with spring compensation
Springs: Piston return, gland
packing compensator
Actuator Housing: Polyimide
Pilot Fluid: Air, neutral gases
Pilot Connections:
Min Control Pressure:
See ordering matrix
Max Control Pressure: 140 psi
Temperature
Ambient: -10 to 60°C (14 to 140°F)
Fluid: -10 to 180°C (14 to 356°F)
1
⁄4"
SV-1601A, $205, shown
larger than actual size.
Recommended Pilot Valves
Model Body Port Orifice Coil
No. Page, Price Description Material Size Size Voltage
SV-1601A omega.com/ 3-way, internally valve with epoxy Plastic
sv1600 piloted poppet encapsulated coil
1
"
⁄
4
1
" 0.97 Cv
⁄
4
$205 and Buna seals
MOST POPULAR MODELS HIGHLIGHTED!
To Order (Specify Model Number)
Stainless Steel
Port Max Operating Actuator Min Control
Model No. Price (NPT) C
SV-2001 $390
SV-2002 390
SV-2003 410
SV-2005 490 1 22.1 140 NC 63 (2.48) 1.8 (4.0)
SV-2011 1100 2 64.1 170 NC 125 (4.92) 10.2 (22.5)
Bronze
SV-2021 $240
SV-2025 265 1 22.1 140 NC 63 (2.48) 1.8 (4.0)
SV-2027 500 1
SV-2031 675 2 64.1 170 NC 125 (4.92) 10.2 (22.5)
Comes complete with operator’s manual.
Ordering Example: SV-2025, bronze valve, 1 NPT, 22.1 Cv, 140 max operating pressure, NC operation, $265.
Size Pressure/Differential Control Size Pressure, psi Wt.
1
⁄2 4.9 230 NC 50 (1.97) 0.8 (1.8)
1
⁄2 4.9 230 NO 50 (1.97) 55 0.8 (1.8)
3
⁄4 9.3 115 NC 50 (1.97) 1.0 (2.1)
v
Pressure (psi) Function mm (in) (NC Only) kg (lb)
65
1
⁄2 4.9 230 NC 50 (1.97) 0.8 (1.8)
1
⁄4 32.0 205 NC 80 (3.15) 2.5 (6.8)
55
65
J-31a
J

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