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National Stock Number:
4820-01-257-7256
Federal Supply Class:
4820
National Item Identification Number:
012577256
Description:
DISK,RUPTURABLE
Detail:
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.
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Manufacturer Information:
| LOT 85070294-1 | 32874 | BS&B SAFETY SYSTEMS LLC | | P10S | 72741 | DORMAN PRODUCTS, INC. | | TED 77-30-008-04 | 32874 | BS&B SAFETY SYSTEMS LLC |
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Techincal Specification:
| 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 |
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