to be used for positioning, indexing, locking, latching as well as ejecting; to be used for locating or for applying pressure, as a detent or for ejection;
a conversion table can be found in the technical data following these product information pages;
thread lock: Polyamide spot coating
F and F1 in the table is the average statistical value of the spring force in pounds (lb);
temperature range from a minimum -22°F to a maximum of 482°F; temperature range for the spring plunger with thread lock (type 2 and 4) to a maximum of 194°F;
type 1: standard spring load (no marking) without thread lock; type 2: standard spring load (no marking) with thread lock;
type 3: heavy spring load (marked with two lines), without thread lock; type 4: heavy spring load (marked with two lines), with thread lock.