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Couplings according Russian Standard, System Gost 28352-89, 2 lugs / System Rotta, 3 lugs

Both systems are symmetrical couplings. Type Gost is used in the fire fighting field and type Rotta mainly on ships. Type Gost has got 2 lugs, consists of two parts, is swivelling and suitable for delivery- and suction operation. Type Rotta has 3 lugs, consists of one part is non-swivelling and only suitable for delivery operation.

Adapters Gost with female and male thread
 
5078G 2 0,19530334333
5078G 2 0,88030334395
5078 G 2 A0,20060523533
5078 G 2 A0,70060523593
5078G 2½ 0,54060498733
5078G 2½ 1,50060498795
7095G 2 0,34530329433
7095G 2 1,14530329495
7095G 2½ 0,33030329633
7095G 2½ 1,52030329695
7095 G 2½ A0,50060394433
7095 G 2½ A1,50060394495
80107G 2½ 0,42030389333
80107G 2½ 1,75030389393
80107 G 2½ A0,35060519533
80107 G 2½ A1,00060519595
80107G 3 0,41030336033
80107G 3 1,75030336095
80107 G 3 A0,45060523933
80107 G 3 A1,30060523995
100140G 4 0,70020204733
100140G 4 2,00020204795
100140 G 4 A0,80060523333
100140 G 4 A2,40060523393
100140G 4½ 0,80020204033
100140G 4½ 2,40020204095
125166G 4½ 1,00060638533
125166G 5 1,10030391533
150176G 6 1,24530391633

Other sizes and styles on request.