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 5999-00-404-2543
NSN 5990-01-086-4825
NSN 6150-01-152-4444
NSN 6135-01-576-9616
NSN 5975-01-400-4204
NSN 5910-00-290-8093
NSN 5945-01-549-6210
NSN 5925-00-955-0659
NSN 5996-01-017-1309
NSN 6685-01-529-2093
NSN 6610-01-362-8686
NSN 5905-01-573-3691