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National Stock Number:
4820-00-088-5307
Federal Supply Class:
4820
National Item Identification Number:
000885307
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:
| 1IN87PSIG | 11243 | COSMODYNE, LLC | | 1IN87PSIG | 87708 | COOPER INDUSTRIES INC FLOW CONTROL DIV | | 1IN87PSIGCP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 77-30-009-30-4 | 32874 | BS&B SAFETY SYSTEMS LLC | | 77-30-009-30-4 | 87708 | COOPER INDUSTRIES INC FLOW CONTROL DIV |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330 |
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