NSN 4820-01-571-8555
Part Details | RUPTURABLE DISK
4820-01-571-8555 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.
Alternate Parts: 77400301, 77-4003-01, 37718329000 ITEM 30, 377-18329-000 ITEM 30, 02641992000, 026-41992-000, 4820-01-571-8555, 01-571-8555, 4820015718555, 015718555
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | FEB 19, 2009 | 01-571-8555 | 27850 ( DISK, RUPTURABLE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-571-8555
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 77-4003-01 | 32874 | BS&B SAFETY SYSTEMS, L.L.C. |
| 377-18329-000 ITEM 30 | 66935 | JOHNSON CONTROLS NAVY SYSTEMS, LLC |
| 026-41992-000 | 66935 | JOHNSON CONTROLS NAVY SYSTEMS, LLC |
Technical Data | NSN 4820-01-571-8555
| Characteristic | Specifications |
|---|---|
| DISK MATERIAL | NICKEL ALLOY |
| DISK SIZE | 2.000 INCHES |
| BURST PRESSURE | 190.0 PRESSURE POUNDS PER SQUARE INCH GAGE AND 200.0 PRESSURE POUNDS PER SQUARE INCH GAGE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | DISK, RUPTURE |
| END ITEM IDENTIFICATION | RECEIVER, VERTICAL 30 O.D. X 66 HIGH NAVY TYPE, 265 DWP 23.5 CU. FT. TOTAL VOLUME |