3930-00-453-5516 TIP,FINGER Index 6150-00-453-5520 CABLE ASSEMBLY,SPECIAL PURPOSE,E

National Stock Number:
4820-00-453-5518

Federal Supply Class:
4820

National Item Identification Number:
004535518

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:
120B149H0197942NORTHROP GRUMMAN SYSTEMS CORPORATION
PD14038-0792029DELTROL CORP DELTROL FLUID PRODUCTS DIV
RA20B528478DELTROL CORP DELTROL CONTROLS DIV
RA20B583891PIEZO MFG CORP
RA20BK292029DELTROL CORP DELTROL FLUID PRODUCTS DIV


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+0.0 TO 75.0 POUNDS PER SQUARE INCH
BONNET ATTACHMENT METHODINTEGRAL
BONNET TYPEINSIDE SCREW
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEBALL
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY SEAT
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MAXIMUM OPERATING PRESSURE1500.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MAXIMUM OPERATING PRESSURE1500.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDOIL, HYDRAULIC 2ND RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES 1ST END
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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