1680-00-894-1412 CONTROL ASSEMBLY,PUSH-PULL Index 3020-00-894-1426 PULLEY,CARGO HANDLING

National Stock Number:
4820-00-894-1420

Federal Supply Class:
4820

National Item Identification Number:
008941420

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:
7825198-173760ITT AEROSPACE CONTROLS LLC
7825198-188277THE BOEING COMPANY
AV18A103673760ITT AEROSPACE CONTROLS LLC


Techincal Specification:
MATERIALALUMINUM ALLOY A356.0 BODY
ALUMINUM ALLOY A356.0 FLOW CONTROL DEVICE
RUBBER SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-596, ALLOY 356 FED SPEC 1ST MATERIAL RESPONSE BODY
QQ-A-596, ALLOY 356 FED SPEC 2ND MATERIAL RESPONSE SEAT
SURFACE TREATMENTANODIZE
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE75.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP130.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPEUNTHREADED EXTERNAL TUBE 1ST END
THREADED INTERNAL BOSS 2ND END
CONNECTION STYLEGROOVED (TUBE) 1ST END
GASKET SEAL (BOSS) 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED3.250 INCHES 1ST END
THREAD SERIES DESIGNATORUN 2ND END
NOMINAL THREAD SIZE3.500 INCHES 2ND END
THREAD QUANTITY PER INCH16 2ND END
THREAD CLASS2B 2ND END
THREAD DIRECTIONRIGHT-HAND 2ND END
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
DISK LOADING METHODSPRING
MOUNTING FACILITYBULKHEAD


Click here to Register for Free 30-day Trial