Shop Fittings » Tube Coupling Nuts
Having trouble finding what you are looking for? Try our fastener drilldown tool.
Tube outer diameter: 1/8", thread: 5/16-32, brass, union, AN805 series nut
Tube outer diameter: 3/16", thread: 3/8-24, brass, hex union, AN805 series fitting
Thread: 0.312 inches, outside diameter: 0.125 inches, AN805 series fitting
Tube outer diameter: 5/8", thread: 7/8-14, flared tube, steel
Outer diameter: 5/8", thread: 7/8-14, flared tube, aluminum, AN818 series fitting
Outer diameter: 5/8", thread: 7/8-14, AN818 series nut
Outer diameter: 3/4", thread: 1-1/16-12, flared tube, aluminum
Outer diameter: 3/4", thread: 1-1/16-12, flared, corrosion resistant steel, AN818 series nut
Tube outer diameter: 1", thread: 1-5/16-12, flared tube, steel
Outer diameter: 1", thread: 1-5/16-12, flared tube, aluminum, blue, AN818 series nut
Outer diameter: 1", thread: 1-5/16-12, flared tube, corrosion resistant steel
Tube outer diameter: 1/8", thread: 5/16-24, flared tube, steel
Tube outer diameter: 1/8", thread: 5/16-24, flared tube, corrosion resistant steel, AN818 series fitting
Tube outer diameter: 3/16", thread: 3/8-24, flared tube, cadmium steel
Outer diameter: 3/16", thread: 3/8-24, flared tube, aluminum, AN818 series nut
Outer diameter: 3/16", thread: 3/8-24, flared, corrosion resistant steel, AN818 series fitting
Outer diameter: 1/4", thread: 7/16-20, flared tube, steel
Outer diameter: 1/4", thread: 7/16-20, flared tube, aluminum, AN818 series nut
Outer diameter: 1/4", thread: 7/16-20, flared tube, corrosion resistant steel, AN818 series fitting
Outer diameter: 1/4", thread: 7/16-20, flared tube, corrosion resistant steel, AN818 series nut
Outer diameter: 5/16", thread: 1/2-20, flared tube, steel, AN818 series nut
Tube outer diameter: 5/16", thread: 1/2-20, flared tube, aluminum
Outer diameter: 5/16", thread: 1/2-20, flared tube, corrosion resistant steel, AN818 series nut
AN818 series nut
Tube outer diameter: 3/8, thread: 9/16-18, flared tube, steel
Outer diameter: 3/8", thread: 9/16-18, flared tube, corrosion resistant steel
Steel, passivate
Tube outer diameter: 1/2", thread: 3/4-16, flared tube, steel, fine thread, AN818 series nut
Outer diameter: 1/2", thread: 3/4-16, flared tube, aluminum
Steel, passivate
Fittings
Shop all other related categories in our Fittings catalog.
- Boss Crosses
- Boss Elbows
- Boss Nipples
- Boss Reducers
- Boss Tees
- Clinch Tube Fitting Sleeves
- Elbow Nylon Fittings
- Fitting
- Flared Tube Fitting Sleeves
- Fluid Pressure Multiple Connectors
- Hose Fittings
- Hydraulic System Bleeder Valves
- Lubrication Fittings
- Machine Thread Plugs
- Misc Fittings
- Nylon Cap Fittings
- Nylon Male Connectors
- Nylon Tee Fittings
- Pipe Bushings
- Pipe Couplings
Recently Updated
Recently updated, revised, price adjusted, and amended parts in our tube coupling nuts category.
Outer diameter: 3/8", thread: 9/16-18, flared tube, corrosion resistant steel
tube outside 1/2", nut, sleeve coupling flareless, corrosion resistant steel, cadmium plated, MS21921 series nut
corrosion resistant steel 316, tube outside 1/4", nut, sleeve coupling flareless
