5905-00-173-2020 RESISTOR,FIXED,WIRE WOUND Index 2805-00-173-2035 HUB,SPROCKET

National Stock Number:
4820-00-173-2025

Federal Supply Class:
4820

National Item Identification Number:
001732025

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:
11290853-117773BALLISTIC MISSILE DEFENSE SYSTEMS COMMAND
5159T4MP3091816CIRCOR AEROSPACE, INC.


Techincal Specification:
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL COMP 303SE BODY
RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR AND
STEEL COMP 303SE FLOW CONTROL DEVICE
STEEL COMP 303SE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,TYPE303SE-CANCELED FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-S-764,TYPE303SE-CANCELDED FED SPEC 2ND MATERIAL RESPONSE FLOW CONTROL DEVICE
QQ-S-764,TYPE303SE-CANCELED FED SPEC SINGLE MATERIAL RESPONSE SEAT
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDSULFUR HEXAFLUORIDE, GASEOUS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE2500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
PLAIN (PIPE) 2ND END
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES 1ST END
0.500 INCHES 2ND END
THREAD SERIES DESIGNATORNPTF 1ST END
NPTF 2ND END
NOMINAL THREAD SIZE0.500 INCHES 1ST END
0.500 INCHES 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING30.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
TEST DATA DOCUMENT17773-11290853 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
SPECIAL FEATURESTHE END CONNECTION IDENTIFIED ABOVE AS THE SECOND END IS THE VALVE INLET


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