4820-01-190-0347 VALVE,CHECK Index 4820-01-190-0349 VALVE,CHECK

National Stock Number:
4820-01-190-0348

Federal Supply Class:
4820

National Item Identification Number:
011900348

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:
A488-4B1-209990PARKER-HANNIFIN CORPORATION
A488-4B1-286768TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
MATERIALCOPPER ALLOY BODY
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
MATERIALSTEEL COMP 304 FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP200.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDALCOHOL, ISOPROPYL THIRD RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS FIRST RESPONSE
MOUNTING POSITIONHORIZONTAL
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
SEAT ANGLE37.0 DEGREES ALL ENDS
VALVE OPERATION METHODAUTOMATIC
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD QUANTITY PER INCH20 ALL ENDS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT (UNJ) ALL ENDS


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