90 deg (degrees) compression x male pipe thread. Brass. Used with plastic and copper tubing.
LASCO 17-5031 3/8-Inch Flare by 3/8-Inch Female Pipe Thread Brass
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LASCO 17-6557 5/8-Inch Compression Brass 90-Degree Ell
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The Plumber's Choice 1 in. Brass Push to Connect Push x Male 90
Brass Pipe Fitting, Class 125, 90 Degree Reducing Elbow, 1/4 x 1
90-degree elbow for connecting two pipes or tubes at an angle 45-degree flared construction for a stronger connection than soldered Brass for
Anderson Metals-54055-04 Brass Tube Fitting, 90 Degree Elbow, 1/4 x 1/4 Flare
Anderson Metals Rough Brass Street Elbow, 90 Degrees, 1/8 In
The Plumber's Choice 1 in. Brass Push to Connect Push x Male 90