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 5996-00-247-3808
NSN 5910-00-132-4398
NSN 5950-01-651-2856
NSN 5930-01-399-4446
NSN 5990-00-495-2859
NSN 6150-00-121-1996
NSN 6110-01-507-3450
NSN 6320-01-033-6624
NSN 6610-01-381-3181
NSN 5999-01-645-9440
NSN 6685-01-648-2179
NSN 5998-01-250-3463