4820-01-553-0474 VALVE,SAFETY RELIEF Index 4820-01-553-0476 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-553-0475

Federal Supply Class:
4820

National Item Identification Number:
015530475

Description:
VALVE,STOP-CHECK

Detail:
A VALVE WITH A BOLT OR STEM THAT MAY BE MECHANICALLY ACTUATED TO TWO DIFFERENT POSITIONS BY ROTARY OR LINEAR MOTION. IN THE FIRST POSITION, THE VALVE DISK IS LOCATED AND LOCKED AGAINST THE SEAT PERMITTING NO FLUID FLOW THROUGH THE VALVE. IN THE SECOND POSITION, ONE SIDE OF THE VALVE DISK IS LOCATED AGAINST THE SEAT PERMITTING MOVEMENT OF THE DISK IN A MANNER THAT WILL ALLOW A FLOW OF FLUID IN ONE DIRECTION THROUGH THE VALVE. THE VALVE DISK MAY BE SPRING LOADED. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. SEE ALSO VALVE (1), LIFT-CHECK AND VALVE (1), STOP-LIFT-CHECK.


Manufacturer Information:
23508-291816CIRCOR AEROSPACE, INC.
MC33-53 ITEM 2491816CIRCOR AEROSPACE, INC.
MC33-60-1 PC2391816CIRCOR AEROSPACE, INC.


Techincal Specification:
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE, SHUT-OFF


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