4820-00-288-7149 VALVE,CHECK Index 4820-00-288-7151 VALVE,CHECK

National Stock Number:
4820-00-288-7150

Federal Supply Class:
4820

National Item Identification Number:
002887150

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:
420-3IN63686THE WALWORTH COMPANY
508-700-30076364MILWAUKEE VALVE CO, INC
55437239LUNKENHEIMER CO
554Y-3IN37239LUNKENHEIMER CO
560Y-3IN48422WILLIAM POWELL COMPANY THE DBA POWELL VALVE DIV THE STARFLO CORPORATION
518-3IN76364MILWAUKEE VALVE CO, INC
T453B3IN12168NIBCO INC


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/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 SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
NOMINAL THREAD SIZE3.000 INCHES ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL


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