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  • Easy direct connection to male threads to UNF screws.

  • With stands vacuum when connected to enable use in pressure testing, coolant gas filling and pulling vacuums.

  • An abundance of sizes and packing materials are available to handle air conditioner, refrigerator and packing production lines. Special 'o' rings, seals are available to handle new types of coolants

  • Employs at three-stage lip packing on the packing floor to enable a more stable packing surface as compared to O-ring and traditional packing.

  • Refrigerator and package production lines, special packing materials are also available to address new sorts of coolants (R134A, R410A, and R407C). The nut shape is specific to perceive the packing material with its external look.


  • We produce the product within the length that meets the work of our clients.The pipe size is decided after discussing with our customers and the seal material is selected earlier than production, so that the seal high-quality suits the fluid used inside the work.

  • Working Pressure - To be defined after negotiation.

  • Body Material - Stainless steel, Brass, Aluminum etc

  • Seal Material - Seal material is selected for each product depending on fluid and application.

-    Nitrile rubber(NBR)

-    Viton (FKM)

-    Neoprene(CR)

-    Ethylene Propylene Diene Monomer(EPDM)

-    Hydrogenated nitrile butadiene rubber(HNBR)


  • Freon gas, water, refrigerator oil, and other fluids are among the fluids that can be used.

  • Air conditioning and refrigerators were among the specifications that coolant endorsed.

  • Vacuum suction, coolant charge, and pressure leakage screen for air tightness

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