1970GOST R 53279-2009 Fire equipment. Fire connecting heads. General technical requirements. Methods of testing
1989GOST 28352-1989 Connecting heads for fire equipment. Types, main parameters and dimensions
0000 GOST 12964-1980
0000 GOST 2217-1976
GOST 28352-1989 Connecting heads for fire equipment. Types, main parameters and dimensions was changed to GOST R 53279-2009 Fire equipment. Fire connecting heads. General technical requirements. Methods of testing.