LC20 series pneumatic couplers are interchangeable with Lincoln’s “Long Stem” series couplings, conforms to Parker 70 series. The outer profile of the nipples or plugs of them are completely same, and they can be compatible with each other. It is usually made of carbon steel with zinc plated, or brass with acid pickling. It is designed with 4 steel balls inside. The maximum working pressure is 2.0MPa. If the sealing is replaced with FKM fluorine rubber, it can also work under high temperature conditions.
The extra-long nipples ensures that it is not easy to shake and detach when connected with the female couplers. It is safe and reliable. At present, the regular LC20 series is designed with 1/4" flow rate body size only. If a larger flow joint is required, it is recommended to choose IN30, IN40 series.
