3120-01-167-0819 BUSHING,SLEEVE Index 4820-01-167-0821 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-167-0820

Federal Supply Class:
4820

National Item Identification Number:
011670820

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:
216T-8BT(L)-391816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION STYLEFLARED (TUBE) 2ND END
CONNECTION STYLEPLAIN (TUBE) 1ST END
CONNECTION TYPETHREADED EXTERNAL TUBE 2ND END
CONNECTION TYPEUNTHREADED INTERNAL TUBE 1ST END
FLOW CONTROL DEVICEPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 303 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIALSTEEL COMP 303 BODY
MOUNTING POSITIONHORIZONTAL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES 1ST END
NOMINAL THREAD SIZE0.750 INCHES 2ND END
SEAT ANGLE37.0 DEGREES 2ND END
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
THREAD CLASS3A 2ND END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD SERIES DESIGNATORUNF 2ND END


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