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National Stock Number:
4820-01-370-4780
Federal Supply Class:
4820
National Item Identification Number:
013704780
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:
| 334251P01 | 33654 | HOWDEN FLUID SYSTEMS | | 334251P01 | 58163 | MEGGITT (NORTH HOLLYWOOD), INC. | | SK-0148 | 64055 | OKLAHOMA SAFETY EQUIPMENT CO INC |
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Techincal Specification:
| BURST PRESSURE | 4000.0 PRESSURE POUNDS PER SQUARE INCH GAGE | | BURST TEMPERATURE | 240.0 FAHRENHEIT | | DISK MATERIAL | NICKEL ALLOY | | DISK SIZE | 0.750 INCHES |
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