4820-01-209-2480 VALVE,GLOBE Index 4820-01-209-2483 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-209-2481

Federal Supply Class:
4820

National Item Identification Number:
012092481

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:
1C195099240CRISSAIR INC


Techincal Specification:
CONNECTION STYLEFLARELESS ALL ENDS
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
FLOW CONTROL DEVICEPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5640 NATIONAL SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALALUMINUM ALLOY 2024 BODY
MATERIALSTEEL COMP 303SE SEAT
MATERIALSTEEL COMP 440C FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE1.062 INCHES 2ND END
NOMINAL THREAD SIZE1.312 INCHES 1ST END
SEAT ANGLE12.0 DEGREES ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL STD SINGLE TREATMENT RESPONSE AND MIL-S-5002 MIL STD SINGLE TREATMENT RESPONSE
SURFACE TREATMENTANODIZE AND PASSIVATE
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD QUANTITY PER INCH12 ALL ENDS
THREAD SERIES DESIGNATORUNJ ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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