operation: when using the model with locking mechanism, you pull out the bolt, turn it by 70° and secure it using the notched catch (if the locking pin is not supposed to project);
for indexing purposes;
temperature range index bolt from -30°C up to 80°C;
* in the drawing stand for the version with locking;
F and F1 in the table stands for the spring load (N ± statistical average value);
type 1: without locking; type 2: with locking to the left; type 3: with locking to the right.