4820-00-288-7127 VALVE,GLOBE Index 4820-00-288-7149 VALVE,CHECK

National Stock Number:
4820-00-288-7143

Federal Supply Class:
4820

National Item Identification Number:
002887143

Description:
VALVE,CHECK

Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.


Manufacturer Information:
16763686THE WALWORTH COMPANY
21814959CRANE CO DIV VALVE DIV
36426-2601359TRIUMPH THERMAL SYSTEMS - MARYLAND, INC.
36426PC2601359TRIUMPH THERMAL SYSTEMS - MARYLAND, INC.
23337239LUNKENHEIMER CO
233 1-1/2IN37239LUNKENHEIMER CO
F1G23137239LUNKENHEIMER CO
4103-1495366PC2653711NAVAL SEA SYSTEMS COMMAND
4103-1495366PC2680064NAVAL SHIP SYSTEMS COMMAND
WW-V-5181348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
MATERIALCOPPER ALLOY 922 BODY
COPPER ALLOY FLOW CONTROL DEVICE
COPPER ALLOY 922 SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDSTEAM 1ST RESPONSE
WATER-OIL-GAS 2ND RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH 1ST RESPONSE
400.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING TEMP550.0 DEG FAHRENHEIT 1ST RESPONSE
150.0 DEG FAHRENHEIT 2ND RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
NOMINAL THREAD SIZE1.500 INCHES ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONHORIZONTAL
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEWW-V-51


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