... Sanitary Clamped Sight Glass(sight glass,union-type sight glass,sanitary sight glass)Sanitary Clamped Sight Glass(sight glass,union-type sight glass,sanitary sight glass)Product DescriptionProduct ... : DIN, ISO, IDFSpecification: DN25-DN100 & 1"-4", applied to the stainless steel pipeline systemMedium: Beer, Dairy, Beverage, Pharmacy, Food, Water, Cosmetic Order ...