uxcell 15Pcs 5/32″(4mm) Tube OD Push-to-Connect Fittings 5/32″(4mm), Black
Publisher: uxcell. [Widely Applicable]: The pneumatic air fittings plug is a connector used to close or plug the empty port of the push-to-connect fittings. It is used in hoses, tubes and pipes in the field of low-pressure hydraulic and pneumatic systems, such as air compressors, cylinders, ice makers, refrigerators, to block air or water when not needed.