6940-00-841-1797 POWER SUPPLY Index 1650-00-841-1802 DAMPENER,FLUTTER

National Stock Number:
4820-00-841-1801

Federal Supply Class:
4820

National Item Identification Number:
008411801

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:
1R3841-11526044SAF INDUSTRIES LLC
32-69004-11576301THE BOEING COMPANY


Techincal Specification:
MATERIALALUMINUM ALLOY 7075 BODY
STEEL COMP 303 FLOW CONTROL DEVICE
PLASTIC POLYTETRAFLUOROETHYLENE PACKING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9, ALLOY 7075, T73 FED SPEC SINGLE MATERIAL RESPONSE BODY
QQ-S-764,TYPE303-CANCELED FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
SURFACE TREATMENTENAMEL
STYLE DESIGNATORSTRAIGHT THRU
APERTURE DIAMETER0.040 INCHES NOMINAL
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON 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
UNJF 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
THE MANUFACTURERS DATA
MANUFACTURERS CODE26044
DESIGN CONTROL REFERENCE1R3841-115


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