4820-00-220-1854 VALVE,SAFETY RELIEF Index 4820-00-220-1856 VALVE,CHECK

National Stock Number:
4820-00-220-1855

Federal Supply Class:
4820

National Item Identification Number:
002201855

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:
497-16DT-6509990PARKER-HANNIFIN CORPORATION
497-16DT6586768TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT


Techincal Specification:
MATERIALALUMINUM ALLOY BODY
SURFACE TREATMENTANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
THREADED INTERNAL BOSS 2ND END
CONNECTION STYLEFLARED (TUBE) 1ST END
GASKET SEAL (BOSS) 2ND END
SEAT ANGLE37.0 DEGREES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.000 INCHES 1ST END
1.000 INCHES 2ND END
THREAD SERIES DESIGNATORUN 1ST END
UNJ 2ND END
NOMINAL THREAD SIZE1.312 INCHES 1ST END
1.312 INCHES 2ND END
THREAD QUANTITY PER INCH12 1ST END
12 2ND END
THREAD CLASS3A 1ST END
3B 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
DISK LOADING METHODSPRING
SPECIAL FEATURES65.0 PSI VALVE OPENING PRESSURE
THE MANUFACTURERS DATA
MANUFACTURERS CODE09990
DESIGN CONTROL REFERENCE497-16DT-65


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