ww77Shop WW77 China & Dinnerware by Wedgwood at Replacements, Ltd. Explore new and retired china, crystal, silver, and collectible patterns, plus estate jewelryWW77 Datasheet. Part #: WW7. Datasheet: 112Kb2P. Manufacturer: Willow Technologies Ltd. Description: FLAMEPROOF WIREWOUND RESISTORS. 54 Results.