3/8 line x 3/8 line 90 union fitting.
This fitting will work with any type of line. Plastic, Nylon, Copper, and Stainless.Will work with fluid, compressed air, nitrogen, helium, any inert and non-combustible gases. For a simple and quick assembly of pneumatic circuits made from nickel plated brass. o-ring is a silicone-free nitrile.
PART# 12-040-0600