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 6130-01-501-5412
NSN 5985-00-043-5195
NSN 6645-00-032-5730
NSN 5996-00-044-3254
NSN 6685-00-107-6043
NSN 7035-00-371-7749
NSN 5965-01-331-1644
NSN 5935-01-052-8348
NSN 6135-00-209-6918
NSN 7035-01-070-1175
NSN 5925-01-326-9829
NSN 6610-01-459-1574