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National Stock Number:
4820-00-404-1554
Federal Supply Class:
4820
National Item Identification Number:
004041554
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:
| 17701 | 14487 | PROVISION, INC. | | 17701CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 2INUT75PSIAT72FALCP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 2INUT75PSIAT72FAL | 06370 | FIKE CORPORATION | | 8622286-01 | 98750 | SAN ANTONIO AIR LOGISTICS CENTER | | 8622286-01 | 98752 | WARNER ROBINS AIR LOGISTICS CENTER | | 8622286-01CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | A20523CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | A20523 | 14487 | PROVISION, INC. |
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Techincal Specification:
| BURST PRESSURE | 75.0 PRESSURE POUNDS PER SQUARE INCH ABSOLUTE | | CRITICALITY CODE JUSTIFICATION | ZZZY | | DISK MATERIAL | ALUMINUM | | DISK SIZE | 2.000 INCHES | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330 |
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