Brass LONG THREADED SCREW is a piece of pipe with a short thread (6-8 turns) on one edge and a long one (20-30 turns) on the other. Made by injection molding from LS-59-1 brass. This part is used when you need to connect two ends of an immovable pipeline. A short thread is screwed into one end, with the transition to a fitting or stop valve, and a lock nut is screwed onto a long thread, then a coupling. The coupling connects the stationary pipeline with the squeegee, and then is fixed with a cap nut. Working environment temperature from + 1 ° С to + 175 ° С Nominal pressure of use PN 1.0 MPa (10 kgf / cm2). Connection type: threaded. Class B.