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 2925-01-341-9400
NSN 5990-01-374-3877
NSN 2925-00-798-2663
NSN 5915-01-240-4190
NSN 2925-01-466-0892
NSN 5985-01-433-2833
NSN 7035-00-896-3213
NSN 5965-01-207-0991
NSN 5999-01-024-9383
NSN 5985-00-383-6178
NSN 5835-01-498-9410
NSN 2925-00-071-4197