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Dual Motion Shutoff Valve

Dual Motion Shutoff Valve

Dual Motion Shutoff Valve

Product catalog summary
Key Features
  • Dual Motion Mechanism: Utilizes a robust sequencing driver and eccentric shaft mechanism to retract and rotate the valve disk, enhancing seal life, reducing leakage, and minimizing operating torque and pressure drop. This mechanism is patent pending.
  • Electric Motor Operated Rotary Actuator: Features high reliability optical switches for position control, qualified to RTCA/DO-160 standards, and is modular for adaptability to any valve.
Product Overview
The 3” (76.2 mm) Dual Motion Shutoff Valve by ITT Aerospace Controls is an electric motor actuated, normally closed segmented ball valve. It is designed to retract the ball segment linearly from the seal before rotating to open, reducing friction and wear, maximizing seal life, and minimizing torque and leakage. It supports both fuel and nitrogen-enriched air flow systems.
Specifications
  • Pressure: Operating at 120 psig (8.27 bar), proof at 240 psig (16.55 bar), burst at 360 psig (24.82 bar), and negative at 60 psig (4.14 bar).
  • Temperature: Ambient range from -65˚F to +160˚F (-54˚C to +71˚C), fluid range from -65˚F to +135˚F (-54˚C to +57˚C).
  • Operating Torque: At 120 psig and -65˚F, open torque is 95 in-lb (10.73 Nm) and close torque is 18 in-lb (2.03 Nm).
  • Internal Leakage: Jet Fuel < 0.1 sccm, Nitrogen (GN2) < 1.0 sccm from -12.2 psig to +120 psig (-0.84 bar to +8.27 bar).
  • External Leakage: 0 psig to 360 psig (0 bar to 24.82 bar).
  • Pressure Drop: 3.5 Psid max. at 600 gpm fuel (0.24 bar max. at 2271.25 lpm fuel).
  • Weight: 7.6 lbs max. (3.45 Kg max.).
  • Operating Life: 38,000 cycles.
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Catalog excerpts

Dual Motion Shutoff Valve-1

Key FeaturesDual Motion Mechanism • Robust sequencing driver and eccentric shaft mechanism linearly retracts the valve disk from seal surface and rotates the valve disk to open. The reverse sequence controls valve closing. • Maximizes seal life • Reduces leakage • Minimizes operating torque and pressure drop • Patent Pending • High reliability optical switches for position control, as used in many qualified commercial and military aircraft applications • Qualified to RTCA/DO-160 environmental and electrical requirements • Modular, adaptable to any valve. The 3" (76.2 mm) Dual Motion Shutoff Valve from ITT Aerospace Controls is an electric motor actuated, normally closed segmented ball valve. The ball segment retracts linearly from the spring-energized seal prior to rotational transition to fully opened position. This design effectively eliminates sliding and friction wear of the seal contact during valve opening and closing operations, maximizes seal life, minimizes operating torque, and reduces leakage over the valve operating life. Our Dual Motion Shutoff Valve supports both fuel and nitrogen-enriched air flow systems. ITT Aerospace Controls | 28150 Industry Drive | Valencia, CA 91355, USA Email: [email protected] | Web: www.ittaerospace.com

 Open the catalog to page 1
Dual Motion Shutoff Valve-2

AER1502DMSOVR3_Dual Motor Shutoff Valve 2/18/2026 11:22 AM Page 2 Specifications Pressure Operating Temperature Ambient Operating Torque Pressurized @ 120 psig and -65˚F (@ 8.27 bar and -54˚C) Open 95 in-lb, Close 18 in-lb. (Open 10.73 Nm, Close 2.03 Nm) Internal Leakage Jet Fuel < 0.1 sccm from -12.2 psig to +120 psig (-0.84 bar to +8.27 bar) < 1.0 sccm from -12.2 psig to +120 psig (-0.84 bar to +8.27 bar) External Leakage Jet Fuel / Nitrogen (GN2) Pressure Drop 3.5 Psid max. at 600 gpm fuel (0.24 bar max. at 2271.25 lpm fuel) Operating Life Product Dimensions Note: All dimensions are in inches...

 Open the catalog to page 2

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