308CA is highly refined mineral oil based lubricating oil blended with modern additives for rust and corrosion inhibition, not recommended as a lubricant at temperatures below -70 F. Meets MIL-PRF-32033, which supersedes and replaces VV-L-800C (formerly MIL-L-3503 and MIL-L-644B). Shelf life 4 years. For operation at extreme low temperatures, use Royco 363.