4820-00-325-1039 VALVE,CHECK Index 5320-00-325-1041 PIN-RIVET

National Stock Number:
4820-00-325-1040

Federal Supply Class:
4820

National Item Identification Number:
003251040

Description:
VALVE,SAFETY RELIEF

Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.


Manufacturer Information:
1112-565276M192003PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS
4C116099240CRISSAIR INC
BACV10A50681205THE BOEING COMPANY
K-1248-6-183533ESSEX INDUSTRIES INC


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLEFLARELESS (TUBE) ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
MATERIALSTEEL CORROSION RESISTING OR STEEL COMP 316 BODY
MATERIALSTEEL CORROSION RESISTING OR STEEL COMP 316 SEAT
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP160.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PETROLEUM BASE 1ST RESPONSE
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS
SEAT ANGLE24.0 DEGREES ALL ENDS
SPECIAL FEATURESMOUNTING POSITION - HORIZONTAL OR VERTICAL
SURFACE TREATMENTPASSIVATE
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD CLASS2A ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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