Jienk 2Pack Bulkhead Union 1/2" x 1/2" Tube OD Push to Connect Tube Fitting, PMM-1/2 Pneumatic Quick Connect Air Fitting

This bulkhead union straight fitting has two connection ports to connect multiple hoses together. Both push-in ports have a 1/2" connection size. Specifications? Shape: Straight Body Material: Nickel Plated Brass Release Button Material: POM Gripping Ring Material: Stainless Steel Fluid type: Air, Vacuum Max Working Pressure:1.32Mpa Operating Pressure: 0~1Mpa(0~145Psi) Negative Pressure: -29.5"Hg(-750mm Hg) Operating Temperature Range: 0-60?(32?140°F) Applicable Tube:PU tube, Nylon tube , Soft PE tube Fits for Tube OD: 1/2 inch Package Included? 2 x Bulkhead Union Straight Push to Connect Fittings Notification:(Warnings) Do not use fittings with media other than air. Avoid contact with fire sources. Avoid installing with tubing under tension or with excessive bends. Do not use the product where weld spatters occur at places where there is excessive rotation or vibration of the fittings. Do not use the product where it is directly exposed to fluids such as cutting oil, lurbricating oil, and coolant oil. Do not use It in places where metal powder or sand dust is mixed, such as adhesion of other materials may cause poor work or leakage.