Product for business contractors. Model number: PC4-M5. Material: Body: PBT (PBT (PBT (PB), Metal Parts: Brass (Electroless Nickel Plating), O-Ring: NBR (Nitrile Rubber), Open Ring/POM (Polyacetal); Fluid: Air and Water; Vacuum Pressure: -100 kPa; Maximum Usable Pressure: 1.0 MPa. Range: 0 - 6 0°C; Type: Straight; Compatible Tube Outer Diameter: ⌀ 0.2 inches (4 mm); Compatible Screw Size: M5 x 0.8 ; When using water, use the insert ring (sold separately).