Stock up on durable slip nuts and washers from Grainger to help create a flexible yet watertight connection between drain pipes and their traps. Find slips nuts for standard 1-1/4" lavatory and 1-1/2" kitchen pipe diameters in brass, zinc, chrome and plastic construction. Choose from polyethylene and rubber washers. Use high-quality slip nuts and washers from Grainger in all your plumbing installations and repairs to help achieve professional results.