9/16"-18 Couplings | McMaster-Carr

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446 Products

Fluid Handling

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

Hose Fitting Nuts

Hose Fitting Nuts

Connect fittings and compressed-gas nipples to pressure regulators and torches

Hose End Caps

Cover the ends of hose to keep out dirt and debris

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

Tube Fitting Nuts

Tube Fitting Nuts

Tighten to create a strong seal between tube and tube fittings

Tube End Plugs

Insert into the ends of tube to keep out dirt and debris

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

Fastening and Joining

Coupling Nuts

Connect and extend threaded rods

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)