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 5895-01-409-1611
NSN 6105-00-010-8153
NSN 6620-00-613-3023
NSN 6620-01-197-7665
NSN 5965-01-048-4767
NSN 4140-01-570-8947
NSN 4140-01-486-7172
NSN 5855-00-433-2377
NSN 2925-01-549-6360
NSN 4140-00-500-2718
NSN 6620-01-496-8567
NSN 5855-01-290-3248