Compare Model Drawings, CAD & Specs Flange Type Flange Size Nominal Inside Diameter Availability Price
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 1.27 in. ID, NW40 ISO-KF, Flapper O-ring
$2,900
3 Weeks
ISO-KF NW40 1.270 in. (32 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 1.27 in. ID, NW40 ISO-KF
$2,900
3 Weeks
ISO-KF NW40 1.270 in. (32 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 9.70 in. ID, NW250 ISO-MF
$6,600
ISO-MF NW250 9.700 in. (246 mm)
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 1.886 in. ID, NW50 ISO-KF, Flapper O-ring
$3,200
3 Weeks
ISO-KF NW50 1.886 in. (48 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 1.886 in. ID, NW50 ISO-KF
$3,200
3 Weeks
ISO-KF NW50 1.886 in. (48 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 0.779 in. ID, NW40 ISO-KF, Flapper O-ring
$2,900
3 Weeks
ISO-KF NW40 0.779 in. (20 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 0.779 in. ID, NW40 ISO-KF
$2,900
3 Weeks
ISO-KF NW40 0.779 in. (20 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 2.886 in. ID, NW80 ISO-MF, Flapper O-ring
$3,525
3 Weeks
ISO-MF NW80 2.886 in. (73 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 2.886 in. ID, NW80 ISO-MF
$3,525
3 Weeks
ISO-MF NW80 2.886 in. (73 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 3.885 in. ID, NW100 ISO-MF, Flapper O-ring
$3,800
3 Weeks
ISO-MF NW100 3.885 in. (99 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 3.885 in. ID, NW100 ISO-MF
$3,800
3 Weeks
ISO-MF NW100 3.885 in. (99 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 5.869 in. ID, NW160 ISO-MF
$4,150
3 Weeks
ISO-MF NW160 5.869 in. (149 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 2.36 in. ID, NW63 ISO-MF, Flapper O-ring
$3,350
3 Weeks
ISO-MF NW63 2.360 in. (60 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 2.36 in. ID, NW63 ISO-MF
$3,350
3 Weeks
ISO-MF NW63 2.360 in. (60 mm)
3 Weeks
653b exhaust throttle valve with high-speed motor/gear assembly
Exhaust Throttle Valve, High Speed, 7.65 in. ID, NW200 ISO-MF
$5,075
3 Weeks
ISO-MF NW200 7.650 in. (194 mm)
3 Weeks

Specifications

  • Type
    653B Exhaust Throttle Valve with High-Speed Motor/Gear Assembly
  • Valve Type
    Exhaust Throttle/Butterfly Valve
  • For Use With
    651, 1651 Flow Valve Controllers
  • Operating Temperature
    Standard: 0 - 100°C
    Optional: 0 - 150°C
  • Valve Motor Ambient Operating Temperature
    -20 to 40°C
  • Exposed Materials
    316L S.S., Viton®
  • External Leak Rate
    1x10-8 scc/sec He at shaft seal
  • Closed Leakage
    <10-7 (Torr l/s)
    (valves with a flapper o-ring)
  • Valve Speed
    1.7 sec
  • Drive Output Torque
    800 in-oz
  • Resolution
    1/12,000
  • Drive
    Direct gear drive
  • Differential Pressure Across Valve
    1 atm. (15 psig) max.

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