4820-00-083-3802 VALVE ASSEMBLY Index 2915-00-083-3804 FLOAT ASSEMBLY,FUEL

National Stock Number:
4820-00-083-3803

Federal Supply Class:
4820

National Item Identification Number:
000833803

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:
128SCP201-126512NORTHROP GRUMMAN SYSTEMS CORPORATION
128SCP201-179RG9NORTHROP GRUMMAN SYSTEMS CORPORATION
1304026044SAF INDUSTRIES LLC


Techincal Specification:
BOLT HOLE NOMINAL DIAMETER0.259 INCHES SECOND END
BOLT HOLE QUANTITY4 SECOND END
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG LENGTH2.375 INCHES SECOND END
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG WIDTH2.375 INCHES SECOND END
CONNECTION STYLEPLAIN (TUBE) FIRST END
CONNECTION TYPEFLANGE SECOND END
CONNECTION TYPEUNTHREADED INTERNAL TUBE FIRST END
FLANGE FACE DESIGNRAISED STRAIGHT SECOND END
FLANGE SHAPERECTANGULAR WITH HOLES SECOND END
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059,TYPE 302,ANNEALED MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALALUMINUM ALLOY BODY
MATERIALSTEEL FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
NOMINAL LENGTH3.000 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.875 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER2.375 INCHES SECOND END
NOMINAL THICKNESS0.187 INCHES SECOND END
NOMINAL WIDTH3.000 INCHES SECOND END
OPERATING PRESSURE7.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
RAISED FACE NOMINAL DIAMETER2.340 INCHES SECOND END
RAISED FACE NOMINAL HEIGHT0.187 INCHES SECOND END
SPECIAL FEATURESMOUNTING POSITION: VERTICAL
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE


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