NSN 4820-01-349-2691
Part Details | RUPTURABLE DISK
4820-01-349-2691 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: 910042711, 91004271-1, 4820-01-349-2691, 01-349-2691, 4820013492691, 013492691
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | NOV 22, 1991 | 01-349-2691 | 27850 ( DISK, RUPTURABLE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-349-2691
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 91004271-1 | 32874 | BS&B SAFETY SYSTEMS, L.L.C. |
Technical Data | NSN 4820-01-349-2691
| Characteristic | Specifications |
|---|---|
| DISK MATERIAL | NICKEL |
| CROSS-SECTIONAL SHAPE | CONCAVE |
| DISK SIZE | 1.000 INCHES |
| BURST PRESSURE | 225.0 PRESSURE POUNDS PER SQUARE INCH GAGE |
| END ITEM IDENTIFICATION | REFRIGERATION CONDENSER ONBOARD 378 FT WHEC COAST GUARD VESSELS |