5950-00-824-9735 TRANSFORMER,POWER Index 5999-00-824-9742 CONTACT ASSEMBLY,ELECTRICAL

National Stock Number:
4820-00-824-9740

Federal Supply Class:
4820

National Item Identification Number:
008249740

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:
919904118876U S ARMY AVIATION AND MISSILE COMMAND
C-13-A18876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
CONNECTION STYLEPLAIN (PIPE) 1ST END
DISK LOADING METHODSPRING
FEATURES PROVIDEDVALVE STEM LOCK SHIELD
FLOW CONTROL DEVICEPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626,COMP 11,1/2H FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626,COMP AA,1/2H FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY 262 OR COPPER ALLOY 331 OR COPPER ALLOY 344 BODY
MATERIALCOPPER ALLOY 262 OR COPPER ALLOY 331 OR COPPER ALLOY 344 STEM
MATERIALRUBBER SYNTHETIC SEAT
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES 1ST END
NOMINAL THREAD SIZE0.250 INCHES 1ST END
OPENING PRESSURE SETTING7.0 POUNDS PER SQUARE INCH
POWER DRIVE OPERATING PRESSURE7.0 POUNDS PER SQUARE INCH NOMINAL
RENEWABLE SEAT RING TYPERETAINING SCREW
STYLE DESIGNATORSTRAIGHT THRU
TEST DATA DOCUMENT18876-9199041 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)
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD SERIES DESIGNATORNPT 1ST END
THREAD QUANTITY PER INCH18 1ST END
VALVE OPERATION METHODAUTOMATIC


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