4820-01-164-7766 VALVE,CHECK Index 4820-01-164-7768 VALVE,CHECK

National Stock Number:
4820-01-164-7767

Federal Supply Class:
4820

National Item Identification Number:
011647767

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:
MIL-DTL-789981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS28884A-2496906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
MATERIALALUMINUM ALLOY OVERALL
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP160.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLEFLARED (TUBE) ALL ENDS
SEAT ANGLE37.0 DEGREES ALL ENDS
THREAD SERIES DESIGNATORUNJ ALL ENDS
NOMINAL THREAD SIZE1.875 INCHES ALL ENDS
THREAD QUANTITY PER INCH12 ALL ENDS
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
DISK LOADING METHODSPRING
SPECIFICATION/STANDARD DATA96906-MS28884A GOVERNMENT STANDARD
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMIL-DTL-7899
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS28884A-24


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