4820-00-024-4734 VALVE,CHECK Index 1680-00-024-4752 SEAT,AIRCRAFT EJECTION

National Stock Number:
4820-00-024-4744

Federal Supply Class:
4820

National Item Identification Number:
000244744

Description:
VALVE,CHECK

Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.


Manufacturer Information:
GV500LU16MF26512NORTHROP GRUMMAN SYSTEMS CORPORATION
L52200-16MF01178LOURDES INDUSTRIES, INC.


Techincal Specification:
BOLT HOLE NOMINAL DIAMETER0.159 INCHES FIRST END
BOLT HOLE QUANTITY4 FIRST END
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG LENGTH1.038 INCHES FIRST END
CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG WIDTH1.038 INCHES FIRST END
CONNECTION STYLEBEADED (HOSE) SECOND END
CONNECTION TYPEFLANGE FIRST END
CONNECTION TYPEUNTHREADED EXTERNAL HOSE SECOND END
DISK LOADING METHODSPRING
FLANGE FACE DESIGNPLAIN FIRST END
FLANGE SHAPERECTANGULAR WITH HOLES FIRST END
FLOW CONTROL DEVICEPOPPET
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8, ALLOY 6061, T651 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/8, ALLOY 6061, T651 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,TYPE 303-CANCELLED FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIALALUMINUM ALLOY BODY
MATERIALALUMINUM ALLOY SEAT
MATERIALSTEEL FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP350.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MOUNTING POSITIONVERTICAL
NOMINAL LENGTH1.750 INCHES FIRST END
NOMINAL THICKNESS0.250 INCHES FIRST END
NOMINAL WIDTH1.750 INCHES ALL ENDS
OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
SPECIAL FEATURESFLANGED END HOLES THREADED 10-32 UNF
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU


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