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 5905-01-204-9412
NSN 6610-01-075-4745
NSN 5965-00-356-3838
NSN 5950-01-331-5278
NSN 6610-01-077-6783
NSN 6610-00-469-8534
NSN 5990-01-541-5632
NSN 6110-00-288-4179
NSN 5975-01-100-6719
NSN 5999-01-350-8358
NSN 6320-01-498-4954
NSN 5990-01-565-2226