Патрубок входной для моделей аппаратов HDS 2.3/12, HDS 3.0/20, HDS 3.5/23, HDS 3.5/30, HDS 4.0/20, HDS 4.5/22, HDS 5.0/30, HDS 4/7, HDS 5/12, HDS 6/10, HDS 6/12, HDS 6/14, HDS 7/10-4, HDS 7/11-4, HDS 7/12-4, HDS 7/16, HDS 8/15, HDS -E 8/16-4, HDS 8/17, HDS 8/18, HDS 9/17, HDS 10/19, HDS 10/20, HDS 11/18, HDS 12/18, HDS 13/15, HDS 13/20, HD 7/16-4, HD 9/18-4, HD 13/12-4.