4720-00-451-1811 HOSE ASSEMBLY,NONMETALLIC Index 4820-00-451-1813 DIAPHRAGM,ACTUATOR VALVE,SPECIAL

National Stock Number:
4820-00-451-1812

Federal Supply Class:
4820

National Item Identification Number:
004511812

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:
215-32320-4080378TRIUMPH AEROSTRUCTURES, LLC
2R26414-126044SAF INDUSTRIES LLC


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLEFLARELESS ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE PACKING
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIALALUMINUM ALLOY 7075 BODY
MATERIALALUMINUM ALLOY 7075 SEAT
MATERIALRUBBER PACKING
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE
MOUNTING POSITIONHORIZONTAL OR VERTICAL
NOMINAL THREAD SIZE0.437 INCHES ALL ENDS
SEAT ANGLE24.0 DEGREES ALL ENDS
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
SUPPLEMENTARY FEATURESFLOW CONTROL DEVICE: PLUG
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 2,CLASS 1 MIL SPEC ALL TREATMENT RESPONSES
SURFACE TREATMENTANODIZE
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNJF ALL ENDS


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