5330-01-398-8555 GASKET Index 4730-01-398-8557 UNION,PIPE

National Stock Number:
4820-01-398-8556

Federal Supply Class:
4820

National Item Identification Number:
013988556

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.


Manufacturer Information:
TYPEAV3TO5PSI4IN316SS150ANSI32874BS&B SAFETY SYSTEMS LLC


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS


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