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Fluid Fittings

Fluid fittings encompass the connectors, adapters, unions, elbows, tees, and end terminations used to join hydraulic and fuel system tubing and hose assemblies, covering flareless and flared configurations to AS4395 and equivalent standards, and produced in aluminium alloy, titanium, and stainless steel using CNC machining, cold forming, and precision thread-rolling processes.

To see a list of companies in this category click on the tab above.

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Sponsorship of the Fittings & Couplings sector is currently available. See our advertising pages for details.

Fluid Fittings suppliers linked to most aircraft programs in our database.

Aerofit, Inc. (13 aircraft)

Latest Airframer news and company press releases

21/04/2026Press Release: Avem Partners completes acquisition of PAMCO
See the news and press release archive for Fittings & Couplings.
USA Borescopes is a global provider of quality borescopes and videoscopes.
USA Borescopes
Toray Advanced Composites provides advanced composite tooling materials including a comprehensive series of epoxy tooling prepregs.
Toray Advanced Composites
CWST, leaders in surface treatment. Protecting and life extension of your critical components throughout any crisis!
Curtiss-Wright Surface Technologies
A global solutions leader in aerospace peelable coatings technology.
AC Products, Inc.
Quintus Technologies is a global leading provider of high pressure fluid cell presses and hydroform deep-draw presses for sheet metal forming
Quintus Technologies
Reduce the time spent on current projects by using ESDU – engineering data and software that has been approved and endorsed by professional institutions.
Accuris: ESDU Aircraft Design
Elaire Corporation is a global supplier for airtool collets and various drill holding collets. All parts are made in the USA.
Elaire Corporation
Global design and manufacturer of components and systems to the aerospace & defense industry for over 90 years.
AMETEK PDS
Highly accurate torque sensors and transducers for the Aerospace & Defense industry since 1960.
S. Himmelstein and Co.
Innovative sealing solutions that facilitate energy transfer, maintain fluid integrity, & exclude contaminants, ensuring components endurance.
CDI Products
USA Borescopes is a global provider of quality borescopes and videoscopes.
USA Borescopes
Toray Advanced Composites provides advanced composite tooling materials including a comprehensive series of epoxy tooling prepregs.
Toray Advanced Composites
CWST, leaders in surface treatment. Protecting and life extension of your critical components throughout any crisis!
Curtiss-Wright Surface Technologies
A global solutions leader in aerospace peelable coatings technology.
AC Products, Inc.
Quintus Technologies is a global leading provider of high pressure fluid cell presses and hydroform deep-draw presses for sheet metal forming
Quintus Technologies
Reduce the time spent on current projects by using ESDU – engineering data and software that has been approved and endorsed by professional institutions.
Accuris: ESDU Aircraft Design
Elaire Corporation is a global supplier for airtool collets and various drill holding collets. All parts are made in the USA.
Elaire Corporation
Global design and manufacturer of components and systems to the aerospace & defense industry for over 90 years.
AMETEK PDS
Highly accurate torque sensors and transducers for the Aerospace & Defense industry since 1960.
S. Himmelstein and Co.
Innovative sealing solutions that facilitate energy transfer, maintain fluid integrity, & exclude contaminants, ensuring components endurance.
CDI Products
USA Borescopes is a global provider of quality borescopes and videoscopes.
USA Borescopes
Toray Advanced Composites provides advanced composite tooling materials including a comprehensive series of epoxy tooling prepregs.
Toray Advanced Composites
CWST, leaders in surface treatment. Protecting and life extension of your critical components throughout any crisis!
Curtiss-Wright Surface Technologies
A global solutions leader in aerospace peelable coatings technology.
AC Products, Inc.
Quintus Technologies is a global leading provider of high pressure fluid cell presses and hydroform deep-draw presses for sheet metal forming
Quintus Technologies
Reduce the time spent on current projects by using ESDU – engineering data and software that has been approved and endorsed by professional institutions.
Accuris: ESDU Aircraft Design
Elaire Corporation is a global supplier for airtool collets and various drill holding collets. All parts are made in the USA.
Elaire Corporation
Global design and manufacturer of components and systems to the aerospace & defense industry for over 90 years.
AMETEK PDS
Highly accurate torque sensors and transducers for the Aerospace & Defense industry since 1960.
S. Himmelstein and Co.
Innovative sealing solutions that facilitate energy transfer, maintain fluid integrity, & exclude contaminants, ensuring components endurance.
CDI Products

Supply chain relationships

Sectors serving Fittings & Couplings companies:
Metals  •  Machining & Metal Removal  •  Forming Processes  •  Metal Processing & Heat Treatment  •  Plating  •  Non-metal Materials  •  Finishing  •  Plastics  •  Coatings  •  Seals & Sealing  •  Fasteners

Fittings & Couplings

Sectors purchasing from Fittings & Couplings companies:
Fluid Power  •  Fuel Systems  •  Airframer  •  Tubing, Hoses & Conduits  •  Airframe Assemblies  •  Engine Rotating & Gas-Path Parts  •  Environmental Systems  •  Turbine Engines  •  Pumps  •  Valves  •  Mechanical Hardware  •  Landing Assemblies  •  Engine Accessories & Oil  •  Actuation  •  Oxygen Systems & Equipment

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