PERFECTED SELF-LOCKING NUT. IN A SELF-LOCKING NUT (1) THAT INCLUDES AN UPPER COLLAR (3) THREADED WITH LONGITUDINAL CUTS (7) IN THE SHAPE OF U, WHICH DEFINE IN THE COLLAR (3) A SERIES OF CIRCUMFERENCE ARC SEGMENTS (9) BY AN EXTERNAL HELICAL SPRING (5), THE ABOVE SPRING (5) IS SUBJECT TO A HOT GALVANIZED TREATMENT AND IS INTENDED FOR HARMONIC STEEL FOR SPRINGS IF IT IS OPERATED BELOW 250GC, WHILE IT IS INTENDED FOR STAINLESS STEEL FOR SPRINGS. IT IS OPERATED ABOVE 25GC, AND THE NUT (1), PROVIDED FOR STAINLESS STEEL IF OPERATED AT HIGH TEMPERATURES, IS SUBJECT TO A COPPER ELECTROLYTIC COATING TREATMENT.
展开▼
