The Swagelok 1 - FJ series metal hose, 1/4", 20', SAE 37 (JIC), SS-FJ4AS4AS4-240 is a hose/hydraulic fitting from Swagelok. It connects hose or tubing sections within a hydraulic or pneumatic circuit, providing a sealed, pressure-rated joint. It is commonly in pneumatic and hydraulic piping installations.
