Check square countersunk headed screws with shortened cylindrical end. Design
Document status: Active
Glass containers. Test methods for thermal resistivity
Document status: Replaced by GOST 13903-2005
Sleeves for tube connections on external cone. Construction and dimensions
Document status: Active
Reduce-type unions for tube connections on external cone. Construction and dimensions
Document status: Active
Screwed unions for tube connections on external cone. Construction and dimensions
Document status: Active
