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CIRCOR International

CIRCOR International, Inc.

Burlington, Massachusetts, United States

Air SystemsNaval SystemsSpaceLand Systems & VehiclesDual-use
Founded 19991001-5000 employeesSubsystem Manufacturer, Component SupplierSupplies Air Forces, Naval Forces, Land Forces
Profile last updated: April 17, 2026

About

Founded in 1999, CIRCOR International is a defense subsystem manufacturer based in Burlington, United States working in air systems, naval systems, space +1 more.

CIRCOR International is a global provider of mission-critical flow control products and services for the industrial and aerospace & defense markets. Its Aerospace & Defense group designs, develops and manufactures fluid and motion control products for commercial and military aircraft, unmanned aircraft, military ground vehicles, shipboard applications and spacecraft, and is headquartered in Corona, California. Its defense-related offering includes pumps supplied to the US Navy and aircraft and spacecraft fluid control components. The company also serves commercial marine, oil and gas, power generation, and hydrogen and industrial gas markets through its pump and valve brands, and operates manufacturing and sales facilities across multiple continents with approximately 3,100 employees.

Location

Burlington, United States

Founded

1999

Employees

1001-5000

Legal name

CIRCOR International, Inc.

Focus areas

flow controlpumpsvalvesaerospace & defensenaval pumpsaircraft fluid controlmilitary ground vehiclesspacecraft

Languages

EN

Products & capabilities

Defense domains

Air SystemsNaval SystemsSpaceLand Systems & Vehicles

Supply-chain role

Subsystem ManufacturerComponent Supplier

What they offer

HardwareComponentsEngineering ServicesMaintenance & Repair

Markets

Also sells to civilian markets

Products

Aerodyne Switch System

Aircraft flight safety switch system

Switch system supporting aircraft flight safety.

Emergency Landing Gear Blow-down System

Aircraft landing gear system

Blow-down system allowing safe landing of helicopters in emergencies.

Air Check Valves

Spacecraft life support valves

Valves supporting human life sustainment on spacecraft.

Warren centrifugal and twin-screw pumps

Naval and marine pumps

Centrifugal and twin-screw pumps supplied to the US Navy and industry.

End users

Air ForcesNaval ForcesLand Forces

Standards, platforms & customers

Named customers

US NavyU.S. military

Credentials & affiliations

Certifications

ISO 9000

AS9100

EASA.145.5907

FAR 21 Production PMA

Class 10,000 Clean Room

J-STD-001 soldering

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