- Fittings, O-ring seal
- Fittings, barbed
- Fittings, double ferrule
- Fittings, flanged
- Fittings, flare
- Fittings, flareless
- Fittings, metric
- Fittings, pipe
- Fittings, plastic
- Fittings, pneumatic
- Fittings, port, SAE O-ring boss
- Fittings, straight thread
- Fittings, test, hydraulic
