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 5999-00-897-9482
NSN 5965-01-050-8447
NSN 6150-01-372-9806
NSN 5930-00-832-6939
NSN 6220-01-322-0671
NSN 6135-01-632-9323
NSN 4140-00-079-8453
NSN 5925-01-044-2689
NSN 6130-01-414-5369
NSN 5999-00-144-2303
NSN 5960-01-136-3710
NSN 6220-01-569-7971