Propulsion — Space Hardware Marketplace

VACCO Wintec Metal Mesh Filters

• TechnologyWintec woven metal mesh, patented edge-encapsulation process
• MaterialsStainless steel and titanium micronic woven cloth
• ApplicationsCryogenic, propellant and pressurant filtration for launch vehicles, spacecraft, missiles

Patented all-metal woven mesh filters for cryogenic, propellant and pressurant fluid systems, flying on the Lockheed Martin A2100…

VACCO Etched Disc Propellant and Pressurant Filters

• Filtration range2 to 100 microns absolute
• MaterialsAll-titanium or all-stainless-steel, diffusion-bonded
• ConstructionStacked, photochemically etched metallic discs, no welding, class-10,000 clean room assembly

All-titanium or all-stainless-steel etched-disc filters providing 2 to 100 micron absolute filtration for spacecraft propellant and pressurant systems…

VACCO Space Component Integration Modules

• Integrated productsXenon Flow Control Modules, Xenon Pressure Regulation Modules, pressurization/propellant valve panel assemblies
• Building-block componentsTorque-motor isolation valves, fill & drain valves, pressure regulators, check valves, all-metal filters
• ServicesSubsystem-level performance and cleanliness verification, integration and test

Flight-qualified subsystem integration of VACCO valves, regulators, filters and torque-motor isolation valves into xenon flow control and pressure…

12″ Cryogenic Prevalve

• Product typesCryogenic ball valves; cryogenic fill & drain valves; cryogenic prevalves
• Featured product12 in. cryogenic prevalve, SLS Core Stage
• FunctionsPropellant chill-down, engine flow control, MPS safing

A 12-inch cryogenic prevalve developed by VACCO for the SLS Core Stage, controlling propellant flow and supporting chill…

VACCO CubeSat Propulsion and ChEMS Flow Control Modules

• TechnologyChEMS — Chemically Etched Micro Systems (patent #6,334,301), titanium micro-manifolds
• Filtration range2 to 100 microns absolute
• Sensor range20 to 3,000 psia

Patented ChEMS titanium micro-manifold modules integrating valves, filters, sensors and thrusters into compact CubeSat/SmallSat propulsion feed systems.

VACCO Couplings and Disconnects

• FamiliesPneumatic couplings; cryogenic fluid couplings; hazardous fluid couplings
• Coupling typeHuman-rated T-0 interstage disconnects and in-space refueling mechanisms
• ApplicationsFill/vent/purge/leak-check, fuel-cell and propulsion fill & drain, cryogenic vent, on-orbit refueling

Pneumatic, cryogenic and hazardous-fluid quick disconnects and human-rated T-0 couplings for launch vehicles, spacecraft and on-orbit refueling.

VACCO Universal Satellite Pressure Regulator (VUSPR)

• ConfigurationsSingle-stage to series-redundant; hard-seat and soft-seat
• Max flowUp to 1.0 lbm/sec (high-flow designs)
• Compatible mediaArgon, helium, iodine, nitrogen, oxygen, water, xenon

High-precision pressure regulator family flying on human-spaceflight and commercial satellite platforms, from the Space Shuttle to NASA's Mars…

VACCO Fill and Drain Valves

• TypesHigh pressure and low pressure fill & drain (service) valves
• OperationManual, anti-rotation rising-stem design
• SealingTwo or three redundant seals against external leakage

Manually operated high- and low-pressure service valves for filling and draining gases and propellants on spacecraft and missiles.

VACCO Thruster Valves

Monopropellant, bipropellant and cold-gas thruster valves for attitude control, reaction control and orbital maneuvering, including the Cold Gas…

VACCO Check and Relief Valves

• ConfigurationsSingle, parallel, series-redundant check valves; single-seat non-propulsive relief valves
• ApplicationBi-propellant and dual-mode propulsion systems
• Flight heritageBoeing HS601/HS702, Star-2, FS-1300, DS2000, GPS III, Cygnus, HTV, Solar Dynamics Observatory

Propulsion check valves and non-propulsive relief valves providing over 40 years of flight-proven overpressure and backflow protection.

VACCO Latch Valves / Isolation Valves

• Valve typeHigh-pressure latch, low-pressure latch, positive isolation
• Max operating pressureUp to 5,000 psia (350 bar)
• MaterialsTitanium or stainless steel

Flight-proven high- and low-pressure latch (isolation) valves used across commercial and government satellite propulsion systems since 1988.