Parker Rust-Proof has applied coatings to components in armaments, ammunition, airplanes, boats, tanks, stampings, and fasteners. They offer Parkerizing, Konderite, Parco-lubricate, and heavy, light, or calcium-modified phosphate coatings that provide lubricity during installation and act as a barrier coating to prevent break-in wear. The phosphate coating also provides corrosion resistance during shipping, storage, and assembly when combined with various oils.