4820-01-454-9958 VALVE,GLOBE Index 2040-01-454-9960 DOG,DOOR,MARINE

National Stock Number:
4820-01-454-9959

Federal Supply Class:
4820

National Item Identification Number:
014549959

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:
162B-022-H-000176364MILWAUKEE VALVE CO, INC
162B-022G 1-1/2IN76364MILWAUKEE VALVE CO, INC


Techincal Specification:
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
FURNISHED ITEMS AND QUANTITY1 HANDWHEEL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-83461 MIL SPEC SINGLE MATERIAL RESPONSE PACKING
MATERIALCOPPER ALLOY OVERALL
MATERIALRUBBER SYNTHETIC PACKING
MAXIMUM OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWASTE PRODUCT SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED1.500 INCHES ALL ENDS


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