BAUER COMPRESSORS, INC. introduces the latest advance in gas assist shut-off nozzle design. The compact, patented Universal Self Actuating Nozzle (USN) has an overall length of only 5 1/2 inches and can be used on any molding machine 20 tons and larger. The USN (BAUER Model #ORF-0017) comes with a standard 1¾ - 8 thread size and can be used with any thermoplastic material. It requires no additional hydraulics or pneumatics and contains no seals to wear. The USN can be disassembled in minutes, allowing for quick and easy maintenance. Heater brands and check valves are available.