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 6320-00-456-0836
NSN 5985-01-634-0635
NSN 6130-00-140-4505
NSN 6320-01-166-3602
NSN 2925-01-461-6372
NSN 5895-01-438-8165
NSN 5985-00-721-4303
NSN 5975-00-719-9793
NSN 5910-01-200-5740
NSN 6620-01-361-4796
NSN 6220-01-277-5812
NSN 5998-01-023-8873