MIL-DTL-53039 Coating, Aliphatic Polyurethane, Single Component, Chemical Agent ResistantThis specification covers single component, polymeric flattened, chemical agent resistant, aliphatic polyurethane coating for use as a finish coat on military tactical equipment, which includes ground, aviation and related support assets. Other than where noted, the materials are free of volatile organic hazardous air pollutants \(VOHAP-free\), free of inorganic hazardous air pollutants \(HAPs\) other than cobalt and non-hexavalent chromium. The coating is lead, cadmium, cadmium compounds and hexavalent chromium free.