A unit of matched items consisting of a circular or cylindrical item, ground for provision to be lapped with the mating seating surface to function as a unit to form a drip tight seal. May include plate, insert, guide, rings, and the like. See also disk, valve and seat, valve.
Classification: Parts of taps, cocks, valves and similar appliances, nesoi
NSN 5985-00-679-9486
NSN 6150-01-659-9356
NSN 7035-01-058-8728
NSN 6650-01-572-7516
NSN 5985-01-471-4466
NSN 6650-00-231-7843
NSN 5998-01-171-7860
NSN 5905-01-204-9412
NSN 5960-00-480-3490
NSN 6240-00-435-9730
NSN 5835-00-825-2512
NSN 5895-01-094-5689