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 5990-00-030-8828
NSN 6320-00-790-4844
NSN 4140-00-632-1332
NSN 5925-00-925-9599
NSN 5915-00-597-0038
NSN 5895-00-701-0070
NSN 5945-01-464-5005
NSN 5855-01-416-5085
NSN 5915-00-290-1569
NSN 6150-01-502-3340
NSN 5920-00-298-0700
NSN 6130-01-257-0942