4730-00-684-0456 ELBOW,PIPE TO TUBE Index 1650-00-684-0467 VALVE,CHECK

National Stock Number:
4820-00-684-0461

Federal Supply Class:
4820

National Item Identification Number:
006840461

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:
MS28883-696906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CONNECTION TYPEUNTHREADED INTERNAL TUBE ALL ENDS
CONNECTION STYLEGASKET SEAL (BOSS) ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
MATERIALALUMINUM ALLOY BODY
MATERIALALUMINUM ALLOY FLOW CONTROL DEVICE
MATERIALALUMINUM ALLOY SEAT
MAXIMUM OPERATING PRESSURE60.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MAXIMUM OPERATING PRESSURE60.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING TEMP169.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDCARBON DIOXIDE 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON 3RD RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES ALL ENDS
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS
SEAT ANGLE120.0 DEGREES ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENTANODIZE
THREAD CLASS3B ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS
THREAD QUANTITY PER INCH18 ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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