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 5835-01-537-1228
NSN 5920-01-442-6756
NSN 6620-00-134-1593
NSN 5915-00-978-6465
NSN 5985-01-127-4944
NSN 5950-00-165-2667
NSN 6650-00-279-5741
NSN 5925-01-044-0576
NSN 5998-01-107-3877
NSN 5925-01-211-6660
NSN 5998-00-986-1708
NSN 5935-01-598-6475