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 6610-01-394-2872
NSN 6105-01-387-0330
NSN 5985-00-481-1467
NSN 6650-00-136-2262
NSN 7035-01-556-9183
NSN 7035-01-285-7413
NSN 6110-01-102-2370
NSN 6220-01-056-0774
NSN 6685-01-394-3330
NSN 6110-01-655-1786
NSN 5985-00-905-6609
NSN 5835-01-468-0579