NSN 4820-01-257-7256
Part Details | RUPTURABLE DISK
4820-01-257-7256 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: TED 773000804, TED 77-30-008-04, LOT 850702941, LOT 85070294-1, P10S, 4820-01-257-7256, 01-257-7256, 4820012577256, 012577256
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JUN 23, 1987 | 01-257-7256 | 27850 ( DISK, RUPTURABLE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4820-01-257-7256
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| TED 77-30-008-04 | 32874 | BS&B SAFETY SYSTEMS, L.L.C. |
| LOT 85070294-1 | 32874 | BS&B SAFETY SYSTEMS, L.L.C. |
| P10S | 72741 | DORMAN PRODUCTS, INC.DBA MOTORMITE DIVISION |
Technical Data | NSN 4820-01-257-7256
| Characteristic | Specifications |
|---|---|
| CROSS-SECTIONAL SHAPE | CONCAVE |
| SPECIAL FEATURES | USED ON HYDRAULIC PUSHER 1450-00-302-2758;T.O.21M-LGM30F-4-4 F107;USED IN THE HYDRAULIC RAM FOR OPENING THE MAINTENANCE DOOR OF THE LAUNCH FACILITY |
| END ITEM IDENTIFICATION | LGM-30 MINUTEMAN MISSILE |