Home / Retail Showroom / Trailer Electrical / NYK-77 Corrosion Preventative Compound 5 oz. Tube NYK-77 Corrosion Preventative Compound 5 oz. Tube Corrosion preventive compound for electrical contacts, switches and junction boxes. For periodic use with all electrical contact not using Fit ‘N Forget connectors. Available in a variety of sizes. Categories: Retail Showroom, Trailer Electrical Product ID: 3300 Related products SOUNDOFF SIGNAL FORD DUAL BEACON 360 LIGHTING KIT Buy now CASTLE® HIGHWAY 95™ Buy now U-Bolt Plate For 2 3/8in Axles 117595 Buy now 3 1/8in Shackle Strap 115208 Buy now