Feature: 1. Accurate and reliable positioning, manual operation and smoothly movement. 2. Sliding column structure has good airtightness, small size and light weight, convenient assembly and disassembly. 3. The inner hole is processed by a special process, with low friction resistance and long service life. 4. Easy and simple installation, with panel installation function, can meet customer needs in many aspects. 5. No need to add oil for lubrication, if there is oil for lubrication, do not stop in the middle, is recommended that the lubricating oil is ISO VG32 or similar oil. Specification: Item Type: Pneumatic Air ValveProduct Model: 4H310-10 Working Medium: Air Actuation Mode: Manual inline Diameter of the Connecting Pipe: Intake = exhaust = PT3/8in; exhaust = PT1/4in Effective Cross-sectional Area: 30.00mm (CV=1.67) Number of Positions: 5 ports 2 positions Lubrication: Not required Operating Pressure Range: 0-0.8Mpa (0-116psi) Guaranteed Pressure Resistance: 1.5Mpa (215psi) Working Temperature: 5~50 Body Material: Aluminum alloy Operating Swing Angle: 18. Package List: 1 x Pneumatic Air Valve Note: If there is lubrication, do not stop in the middle. It is recommended that the lubricating oil is ISO VG32 or equivalent oil.