Locking device of the index of level of liquid of crane type brass flange 12b3bk.

The locking device of the index of level of liquid of crane type brass is intended for blocking of giving of a working environment in viewing glass of the indexes of level established on coppers, vessels, devices and tanks of plants.

Working pressure 2,5mpa (25 kgfs/cm2), nominal diameter is 20 mm, weight is 4,1 kg, accession flange, type of the drive manual, the range of working temperatures from 0 to 250os, a working environment water, steam.