4820-01-122-4219 VALVE,CHECK Index 4820-01-122-4221 VALVE,CHECK

National Stock Number:
4820-01-122-4220

Federal Supply Class:
4820

National Item Identification Number:
011224220

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:
B-309 2IN82666STOCKHAM VALVES AND FITTINGS INC
MIL-V-8134681349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
MATERIALCOPPER ALLOY 836 BODY
COPPER ALLOY 836 FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE BODY
ASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDSTEAM 1ST RESPONSE
WATER-OIL-GAS 2ND RESPONSE
MAXIMUM OPERATING PRESSURE15.0 POUNDS PER SQUARE INCH 1ST RESPONSE
175.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING TEMP75.0 DEG FAHRENHEIT 1ST RESPONSE
100.0 DEG FAHRENHEIT 2ND RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED2.000 INCHES ALL ENDS
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
SPECIFICATION/STANDARD DATA81349-MIL-V-18346 GOVERNMENT SPECIFICATION
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMIL-V-81346


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