The Stainless Steel Union Fitting 827 is a high-quality threaded fitting designed for use in hydraulic, pneumatic, and plumbing systems. With a 1 1/2" x 1 1/2" diameter, this female-to-female fitting features a union style and is made of durable stainless steel material. The NPT-to-NPT end connections ensure a secure and reliable connection, making it a reliable choice for various industrial applications.