Product Details | RUPTURABLE DISK

4820-21-920-5031 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.

Part Alternates: SA-92-054-1 ITEM 1, SA920541ITEM1, SHS171, SHS-17-1, RDC/WD80, RDCWD80, 4820-21-920-5031, 21-920-5031, 4820219205031, 219205031

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 21-920-5031

Demand History | NSN 4820-21-920-5031

Part Number Request Date QTY Origin
4820-21-920-5031 2011-04-101 4 DIBBS
4820-21-920-5031 2011-04-91 4 DIBBS
4820-21-920-5031 2010-12-350 4 DIBBS
4820-21-920-5031 2010-09-258 7 DIBBS
4820-21-920-5031 2010-08-239 2 DIBBS
4820-21-920-5031 2010-01-04 6 DIBBS
4820-21-920-5031 2009-10-302 1 DIBBS
4820-21-920-5031 2009-10-302 2 DIBBS
4820-21-920-5031 2009-10-296 1 DIBBS
4820-21-920-5031 2009-10-288 1 DIBBS
4820-21-920-5031 2009-07-212 2 DIBBS

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Restrictions/Controls & Freight Information | NSN 4820-21-920-5031

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information