Armite Lubricants A-A-59313 Gray is a zinc dust petrolatum, anti-seize lubricant that is designed to meet the requirements of Military Specification CID A-A-59313. It is used to prevent seizing of threaded or unthreaded aluminum and aluminum alloy components and provides corrosion protection for metal surfaces. Typical applications include spark plugs, gaskets, fasteners, frame bolts, aluminum connections, and valve stems. Not for use with optical instruments. 8 oz Tube.