4820-01-197-4957 HEAD,SAFETY,PRESSURE RELIEF Index 5945-01-197-4959 RELAY,HYBRID

National Stock Number:
4820-01-197-4958

Federal Supply Class:
4820

National Item Identification Number:
011974958

Description:
HEAD,SAFETY,PRESSURE RELIEF

Detail:
AN ITEM OF VARYING SHAPE AND SIZE CONSISTING OF A METALLIC BODY WHICH INCLOSES A NONREUSABLE METALLIC OR NONMETALLIC DISK(S), WHICH IS DESIGNED AND CALIBRATED TO BURST AT A GIVEN PRESSURE. IT MAY BE USED INDEPENDENTLY, OR IN CONJUNCTION WITH RELIEF VALVES TO RELIEVE OVERPRESSURE, AND TO PROTECT RELIEF VALVE(S) FROM CORROSIVE CONDITIONS. EXCLUDES VALVE, SAFETY RELIEF AND PLUG, FUSIBLE. FOR ITEMS FURNISHED WITH A DISK, SEE HEAD AND DISK, SAFETY, PRESSURE RELIER.


Manufacturer Information:
633-D7657-000 PIECE 5809647AQUA-CHEM INC.
633-D7657-000 PIECE 580EXU3AQUA-CHEM, INC.
633D765709647AQUA-CHEM INC.
633D7657 PIECE 5809647AQUA-CHEM INC.


Techincal Specification:
HEAD MATERIALCOPPER ALLOY


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