4820-01-279-2981 VALVE,CHECK Index 4820-01-279-2983 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-279-2982

Federal Supply Class:
4820

National Item Identification Number:
012792982

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 1 1/4 IN82666STOCKHAM VALVES AND FITTINGS INC
BV1187-13682666STOCKHAM VALVES AND FITTINGS INC
MIL-V-1834681349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 836 BODY
MATERIALCOPPER ALLOY 836 FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP100.0 FAHRENHEIT 2ND RESPONSE
MAXIMUM OPERATING TEMP75.0 FAHRENHEIT 1ST RESPONSE
MAXIMUM OPERATING PRESSURE15.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MAXIMUM OPERATING PRESSURE175.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS 2ND RESPONSE
MOUNTING POSITIONHORIZONTAL
NOMINAL PIPE SIZE ACCOMMODATED1.250 INCHES ALL ENDS
SPECIFICATION/STANDARD DATA81349-MIL-V-18346 GOVERNMENT SPECIFICATION
STYLE DESIGNATORSTRAIGHT THRU
SPECIAL FEATURESSWING CHECK TYPE
VALVE OPERATION METHODAUTOMATIC


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