4820-00-684-4271 VALVE,CHECK Index 4820-00-684-4282 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-684-4272

Federal Supply Class:
4820

National Item Identification Number:
006844272

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:
1115-58553845681PARKER-HANNIFIN CORPORATION
1115-58553892003PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS
7662762-50918355THE BOEING COMPANY
7662762-50988277THE BOEING COMPANY


Techincal Specification:
MATERIALALUMINUM ALLOY OVERALL
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEPOPPET
MAXIMUM OPERATING PRESSURE50.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP350.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLEGASKET SEAL (BOSS) ALL ENDS
THREAD SERIES DESIGNATORUNJF ALL ENDS
NOMINAL THREAD SIZE1.875 INCHES ALL ENDS
THREAD CLASS3B ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
DISK LOADING METHODSPRING
SPECIAL FEATURESRELIEF VALVE FEATURE CRACKING PRESSURE 12 TO 14 PSI
THE MANUFACTURERS DATA
MANUFACTURERS CODE92003
DESIGN CONTROL REFERENCE1115-585538


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