4820-00-269-7228 VALVE,PRESSURE EQUALIZING,GASEOU Index 4710-00-269-7234 TUBE,METALLIC

National Stock Number:
4820-00-269-7229

Federal Supply Class:
4820

National Item Identification Number:
002697229

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:
5590-12118355THE BOEING COMPANY
5590-12176301THE BOEING COMPANY
7M845-176301THE BOEING COMPANY
7M845-191511AUTO-VALVE, INC
6F325299240CRISSAIR INC


Techincal Specification:
MATERIALSTEEL COMP 630 BODY
STEEL COMP 440C FLOW CONTROL DEVICE
SURFACE TREATMENTPASSIVATE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC ALL TREATMENT RESPONSES
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEPOPPET
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
MOUNTING POSITIONHORIZONTAL
DISK LOADING METHODSPRING
SPECIAL FEATURESFREE FLOW 3GPM AT 20 PSI AT 90 DEG F,RESTRICTED FLOW 0.54GPM AT 30000 PSI AT 90 DEG F


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