1680-00-891-3342 CONTROL ASSEMBLY,PUSH-PULL Index 1650-00-891-3344 FILTER,FLUID

National Stock Number:
4820-00-891-3343

Federal Supply Class:
4820

National Item Identification Number:
008913343

Description:
VALVE,RESTRICTOR CHECK

Detail:
A VALVE HAVING AN ORIFICE IN THE POPPET, DISK, OR THE LIKE, TO PERMIT RESTRICTED FLUID FLOW WHEN THE VALVE IS SEATED. IT DOES NOT HAVE A STEM OR PROVISIONS FOR PRESSURE ADJUSTMENTS, AND IS SIMILAR TO A VALVE, CHECK WITH THE EXCEPTION OF THE ORIFICE WHICH PERMITS FLUID FLOW IN MORE THAN ONE DIRECTION.


Manufacturer Information:
2R2043-10926044SAF INDUSTRIES LLC
32-69004-10976301THE BOEING COMPANY


Techincal Specification:
MATERIALALUMINUM ALLOY 2024 BODY
ALUMINUM ALLOY 2024 FLOW CONTROL DEVICE
RUBBER SYNTHETIC PACKING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-A-225/6, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
SURFACE TREATMENTANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATORSTRAIGHT THRU
APERTURE DIAMETER0.048 INCHES NOMINAL
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP275.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
THREADED INTERNAL BOSS 2ND END
CONNECTION STYLEFLARED (TUBE) 1ST END
GASKET SEAL (BOSS) 2ND END
SEAT ANGLE37.0 DEGREES 1ST END
THREAD SERIES DESIGNATORUNF 1ST END
UNF 2ND END
NOMINAL THREAD SIZE0.437 INCHES 1ST END
0.438 INCHES 2ND END
THREAD CLASS3A 1ST END
3B 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
MOUNTING POSITIONHORIZONTAL OR
VERTICAL
DISK LOADING METHODSPRING


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