A thin, circular, metallic or nonmetallic item with a flat or prebulged cross-sectional shape, designed to rupture at a predetermined pressure to prevent damage to hydraulic or pneumatic systems, or the like. It may include multiple pieces, such as a retainer ring, disk and vacuum support. It can be used independently or as a component part of a head, safety, pressure relief. For items furnished with a holder, see head and disk, safety, pressure relief. For items without a rupture pressure rating, see disk, solid, plain. Excludes diaphragm, valve, flat; diaphragm, valve, special shaped; disk, valve; and insulator, disk.
Classification: Parts of taps, cocks, valves and similar appliances, nesoi
NSN 6685-01-360-8914
NSN 5998-00-899-0995
NSN 6145-01-483-4404
NSN 5999-01-301-3224
NSN 6650-01-408-1716
NSN 5925-01-219-0429
NSN 6650-01-260-6422
NSN 5945-00-225-1990
NSN 7035-01-512-0334
NSN 5910-01-030-2029
NSN 5945-01-415-2842
NSN 5835-01-299-5055