Reduce costs and make hose replacement easier with an Apache male x female straight swivel hydraulic adapter, which lets you connect almost any preassembled hose to your connection-specific machinery. An important part of any high-pressure hydraulic system, this swivel adapter is rated up to 10, 000 PSI depending on size, and has a NPSM x NPTF thread for a metal-to-metal seal. | Apache Hose Male Pipe x Female Pipe Swivel Hydraulic Adapter | Size 1/4" x 3/8"