Fluid connections
Hose, Tubing & Fittings replacement guide
Identify hydraulic, pneumatic, process, chemical, food, steam, fuel, and general industrial hose, tubing, fittings, adapters, and quick disconnects by media, pressure, dimensions, and thread standard.
Evidence boundary. Fluid connections are safety-critical. A similar thread or hose diameter does not establish compatibility; verify pressure, media, temperature, construction, seat, and applicable standards.
Items covered01 · 15 component types
- Hydraulic hose
- Pneumatic tubing
- Process hose
- Suction and discharge hose
- PTFE hose
- Metal hose
- Hose assemblies
- Tube fittings
- Compression fittings
- Push-to-connect fittings
- Quick-disconnect couplings
- Adapters
- Ferrules
- Hose clamps
- Swivel fittings
What to capture02
Hose or tubing material, inside diameter, outside diameter, and constructionRecord this before searching for a substitute.
Fitting type, size, thread standard, seat, flare, and genderRecord this before searching for a substitute.
Working pressure, burst requirement, vacuum, and bend radiusRecord this before searching for a substitute.
Fluid or gas, temperature, permeation, abrasion, and cleanlinessRecord this before searching for a substitute.
End orientation, length, reinforcement, grounding, and certificationRecord this before searching for a substitute.
What must match03
Pressure and temperature ratingConfirm it against the original equipment, duty, and source documentation.
Media and material compatibilityConfirm it against the original equipment, duty, and source documentation.
Thread, seat, flare, tube, and hose dimensionsConfirm it against the original equipment, duty, and source documentation.
Bend radius, routing, vibration, and impulse dutyConfirm it against the original equipment, duty, and source documentation.
Conductivity, cleanliness, certification, and end orientationConfirm it against the original equipment, duty, and source documentation.
Common searches04
What hydraulic hose replaces this assembly?
How do I identify this fitting thread?
What quick disconnect replaces this coupling?
Can a hose with the same inside diameter replace mine?
Authoritative starting points05