Craftsman A19715 Compressor Check Valve. Fits multiple Black & Decker models. Check valve is used on electrical powered compressor. 16-Inch long, 18-Inch wide, and 2-Inch high. Package weight of this item is 2-Pound. Craftsman - America's Most Trusted Tool Brand - is characterized by durability, innovation and consistency. From hand tools to power tools and from lawn & garden equipment to tool chests and other storage solutions, Craftsman products are built to last and designed to give you the confidence to complete any project no matter the size.