Sold as one unit. (1 unit = 12 each.) 1 fl. oz. tube. Lubricates faucet stems, valves, ballcocks, plungers, packings, and washers. Extends life of O-rings. For water or steam up to 350 deg. F. Waterproof. Tube. Manufacturer number: 050055-48. SKU #: 45090. Country of origin: (TBA). Distributed by William H. Harvey Company.